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CareAssist™ Bed Service Manual - Hill

1. 71459 Corincct r eine Fundas Strip One Pia 2 Speaker Low Common rea Eau R Pia PIs ors 1 Speaker 5 3 ise 4 4 3 tR T vens 71665 1 i 34400 Tape Switch 4 1 CG Cloch 1 3 ls Assembly 5 2 Direct Light 2 VBAT2 PRE Coor Function SUB D Pina 5 4 4 6 3 Indirect Light P1 3 E 1 4 4 Yellow Nurse Call Lt Neg 71377 5 BU Rail Down T Strip Two 5 Volume_Control_Wiper 5 Red_Nurse_Answer_Lt_Neg Prapa 4 Up 5 9 6 8 Rail Up un oT Propi 5 GRYTAIK SW Vol Up 75 to 7 Nurse Cal Pos 7 Ral Down AU 8 Audio Transfer 8 Rail CC P4 RED RAT ee 35 Cort Pin Tunchon 9 Audio Transfer Broi Pi BENTWHT SDRT 14 uk 12 9 Rai Nurse Call 9 peram ramat FS eales El ESA J 3 14 doc sra 17 lt 15 12 CG Data 12 PPR APS LE 5 Spr Duc 16 13 CG Data TB 13 BE Sw ORC veles Nae Cal LY Nea 3 FS Up Data mE PS 7 BLU 733 VDC if 14 14 Indifect Light SDRL rera NM Fs sro 15 Volume Control High Common 15 Direct Light SDRL mi on 16 Red Nurse Answer Li Pos 16 pa 47 4 Connecto
2. 34400 71665 V TAPE SW NOT AVAILABLE ON SCALE BEDS TP OUT AVAILABLE ON SCALE BEDS 1 ONLY TP_SW 2 PND 1 al V EXCITE 5 V TAPE SW vds NON SCALE VERSION 1 LDAD BEAM DIFF 1 1 OUT 5 ONLY OIFF_2 n 2 128436 3 V_EXCITE 5 8 5V P5 5 2 p9 PGND 3 SCALE VERSION 1 6 ONLY V EXCITE 2 gt 71372 71762 4 SPKR_HIGH LOAD BEAM P2 8 4 RAIL NURSE CALL DIFF_4 M SPKR LOW COM See E V EXCITE Ld ANA iz 5 2 SPKR CAN H RED_ANSWER_LT_NET PGND q F00T LOCK OUT LED YELLOW CALL LT NET V EXCITE gt 2 CHAIR LOCKOUT LED 48 5V TP EX ALARM BEAM DIFF_5 34 _ BED NOT DOWN_LED ARM_L SR_BE_SW 4 DIFF_6 4 n BED LOCK OUT_LED BED EXU TP SM g 5 s HEADLLOCK DUT LED 5 _ KNEE LOCK_OUT_LED GND PGND 1 433VDC WAKE UP BATTERY V EXCITE EIEE i mm 9 SR BE LED ALARM L LOCKOUT 5 LOAD BEAM amp 3 4P4 SR BE SW ARM L BATTERY LED 10 10 3 GND CLOCK V_EXCITE 5 MU e ET UY ec P GND 12 DATA IN L Z 4853105 134 __RAIL NURSE CALL DATA OUT 4 m VBAT 3 3VDC 5 154 YELLOW CALL LT NET 5 cst RED_ANS_LT_NET 52 71647 BED FUNCTION ONLY 5 16 16 52 9 71645 BED FUNCTIONS BED EXIT 5 BATTERY LED 7
3. a m 330 106 Page 5 32 CareAssist Bed Service Manual MAN330 REV 2 Control Cables A Model Beds Chapter 5 Parts List Table 5 11 Control Cables A Model Beds Item Number Part Number Quantity Description 1 71459 1170 1 SideCom Communication System cable 2 71762 1170 1 per side Siderail cable 3 71772 1170 1 Interface P C board cable 4 QD1678G 1 Foot hilow column extension cable 1170 5 71761 1170 1 Pendant cable 6 not shown 71073 1170 1 Pendant without SideCom Communication System 7 not shown 72781 1170 1 Pendant with Side Com Communica tion System CareAssist M Bed Service Manual MAN330 REV 2 Page 5 33 Figure 5 12 Interface Control Box A Model Beds Interface Control Box A Model Beds Interface Control Box A Model Beds Chapter 5 Parts List N V m NN N O5 hj P m330 2 125 CareAssist Bed Service Manual REV 2 Page 5 34 Interface Control Box A Model Beds Chapter 5 Parts List Table 5 12 Interface Control Box A Model Beds Item Number Part Number Quantity Description 1 VIO601A 1170 13 Screw with confirmer 2 0021 1170 1 Bracket lh painted 3 71441 1170 1 Lid junction box 4 5 VI0426 1170 3 Screw plastic 6 71434 1170 1 board
4. 3 11 Power Supply Unit 1 3 12 Power Stage as Do dar ta e etia Wet DE al BUR 3 13 Function Controls lt sacs E edb AG tes tam Rhee 3 13 Battery eet y ERG bee oy 3 13 Control Logic and Specific Functions 3 14 EE SES EX 3 15 Motor 15 3 15 Management of the 3 16 Detection of Bed Not in Low 3 16 CODtOUE 522 fe aa ae Pate ep ear DERE P eem Yn 3 16 Dining Chai Position vu Da rd v Re x e futures ees 3 16 Detection of Bed Connected to AC Power but Brakes Not Set 3 17 Trendelenburg Reverse Trendelenburg 3 17 Scale and Bed Exit 3 17 Electrical System Wiring 3 19 Chapter 4 Removal Replacement and Adjustment Procedures Tool and Supply 4 1 Sleep Deck eh ewe ps with M yide Ra 4 3 Removal does ES E VU Eus ud Hoe wha aeg id 4 3 Replacement
5. Part Number Quantity Description 71535 1170 1 Label siderail control rh vvith bed exit and nurse call 71646 1170 1 Label siderail control rh bed function 71644 1170 1 Label siderail control rh with bed exit or but no nurse call 131687 1700 1 Label siderail control rh with bed func tion and nurse call B model beds 71538 1170 1 Label siderail control Ih with bed exit and or nurse call 71647 1170 1 Label siderail control Ih bed function only 71645 1170 1 Label siderail control Ih with bed exit Or but not nurse call 131686 1700 1 Label siderail control Ih with bed func tion and nurse call B model beds 7061002 1700 2 Fuse 5 x 20 mm 2 5A 250 V TD UL B model beds 133251 1700 2 Fuse 25 1 25 SA 250 V TD 3AG model beds 0025 1700 1 Hilow column model beds 129816 1700 1 Siderail interface P C board B model beds 132787 1700 1 P C board scale B model beds 132628 1700 1 P C board motor control B model beds 129741 1700 1 SideCom Communication System board B model beds 133197 1700 1 Scale control pod P C board B model beds 133167 1170 1 Power cord NEMAS 15P 10A 250V 133168 1170 1 Power cord 2073 2000 10A 250V 133169 1170 1 Power cord BS1363 A 10A 250V 133170 1170 1 Power cord CEE 7 7 10A 250V 133171 1170 1 Power cord AS3112 Clear 10 250 133172
6. RAL TV DOWN RAIL RADIO DIRECT LIGHT SDAL INDIRECT LIGHT SORL LEDs n WAKE UP BATTERY BATTERY LEDs li sS 8 SIS TS TS T3 RI ES SEIS TS T i WI lt 94 m 1 2 3 4283703 nu VBAT2 8 Or E 4283705 LO ENTERTAINMENT V 2222 25 Q 3048101 27619271 Lo 0 1 9 Loonr sov 27 41641103 SV ENT PF AY 36449 w pos 104 S 1 q SER A 2 GND 1000hmi Zw 5 l Kohmd Bw 5 47620101 47618103 MSRA14N ALTERNATE PART 12 5 NOT USED m330 112 FO 3 3 Left Caregiver Signal Conditioning INNER NURSE CALL YELLOW NURSE_CALL_LT_NEG BATTERY LEO TO CAREGIVER CONTROL PANEL m330_113 FO 3 4 Bed Control Board Power and Phase Control 3 3V sheet2 ot 0100 CONTIN to PLD sheet6 and Battery sheet3 c IS AC ON LOGIC 74 HC14 150K 1 4u7 63v 33V 33V DC power max 34V no load D28 LTIOA o B ji 717 2200u 50 22000 50 56V 2 33V sec 07 2 26 47nF 50V definition of GND 0300 02 HUF76419S3ST LTIOA Q400 HUF 76419S3ST m330_114 FO 3 5 Bed Control Board Power Management 33V 010 BYD37 El 470 50v 532 WAKEUP lt from PLD sheet6 W_TIMER DS R225 47K 1 034 124 R17 27K 1 QB BCX53 16 C13 100
7. CareAssist Bed Service Manual MAN330 REV 2 Page 5 5 Recommended Spare Parts Chapter 5 Parts List Recommended Spare Parts For a recommended spare parts list to service five or more units see table 5 1 on page 5 6 Table 5 1 Recommended Spare Parts Part Number Quantity Description 71073 1170 1 Pendant without SideCom Communication System 72781 1170 1 Pendant with SideCom Communication System 128593 1170 2 Fuse AC A model beds 128594 1170 2 Fuse battery 128595 1170 2 Fuse SideCom Communication System 72992 1170 1 Power cord A model beds VE0137C 1 Head motor 1170 VE0138C 1 Thigh motor 1170 VE0139B 1 Foot motor 1170 AGO0036 1170 1 Hilow column A model beds 71434 1170 1 board assembly siderail interface A model beds 71667 1170 1 board assembly SideCom Communication System universal television UTV junction A model beds 71377 1170 1 Cable assembly interconnect A model beds 0034 1170 2 Brake detection switch ROO108A 1 Caster brake 1170 1 Caster braXe steer 1170 71460 1170 1 Bed controls power supply A model beds 38827 1170 1 can Paint light neutral Page 5 6 CareAssist Bed Service Manual MAN330 REV 2 Recommended Spare Parts Chapter 5 Parts List
8. screwdriver 15 Torx screwdriver e TR25 Tamper resistant Torx screwdriver e 10 mm hex Rey e Small screwdriver e 2 phillips head screwdriver e Soft faced hammer 8mm pin punch Loctite amp 242 adhesive E ring installation tool 2 Jack stand Scissor jack 3 32 punch Marking pen 1 Torx is a registered trademark of Textron Inc 2 Loctite is a registered trademark of Loctite Corporation Inc CareAssist Bed Service Manual MAN330 REV 2 Page4 1 and Supply Requirements Chapter 4 Removal Replacement and Adjustment Procedures e Tape e 2 4 x 4 x 2 piece of wood e Rags Isopropyl alcohol Wire cutters e ViceGripO Antistatic strap e String 10 305 cm e Needle nose pliers e Small bladed screwdriver 2 1 Vice grip is a registered trademark of American Tool Companies Inc Page 4 2 CareAssist Bed Service Manual MAN330 REV 2 4 1 Sleep Dech Chapter 4 Removal Replacement and Adjustment Procedures 41 Sleep Deck Tools required 2 phillips head screwdriver E ring installation tool 10 mm wrench Marking pen Tape Removal 1 Set the brakes 2 Raise the head section to the high position 3 Lower the knee and foot sections to the flat position W SHOCK HAZARD Unplug the bed from its power source Failure to do so could cause personal injury or equipment damage 4 Unplug the bed from its power source Let the bed
9. Item Number Part Number Quantity Description 1 0007 1170 1 Siderail mount assembly head 2 71372 1170 1 Siderail cable 3 0014 1170 2 Siderail arm painted 4 S10951B 1170 1 Pivot pin outer arm upper 5 S10956B 1170 2 Pivot pin outer lower 6 RM74478A 2 Washer nylon 1170 7 RM74803A 6 E clip 1170 72862 1170 3 Screw 71087 1170 1 Cover siderail center arm 10 510952 1170 1 Pivot pin center arm upper 11 71086 1170 1 Enclosure center arm 12 71085 1170 1 Handle siderail 13 0015 1170 1 Siderail mount painted 14 71436 1170 1 Cover head 15 0016 1170 1 Head siderail mounting bracket painted 16 72991 1170 2 Spring guide 17 72791 1170 1 Spring siderail dampening 18 0009 1170 1 Siderail center arm assembly painted 19 S10953B 1170 1 Pivot pin center arm lower 20 VIO601A 1170 6 Screw CareAssist Bed Service Manual MAN330 REV 2 5 51 Foot Siderail B Model Beds Chapter 5 Parts List Foot Siderail B Model Beds Figure 5 18 Foot Siderail B Model Beds 1380 005 CareAssist Bed Service Manual MAN330 REV 2 5 52 Foot Siderail B Model Beds Chapter 5 Parts List Table 5 18 Foot Siderail B Model Beds Item Number Part Number Quantity Description 1 S10953B 117
10. 5 59 Control Cables B Model Beds Chapter 5 Parts List Control Cables B Model Beds Figure 5 23 Control Cables B Model Beds 4 b F m330 2 171 Page 5 60 CareAssist Bed Service Manual MAN330 REV 2 Control Cables B Model Beds Chapter 5 Parts List Table 5 23 Control Cables B Model Beds Item Number Part Number Quantity Description 1 131876 1170 1 SideCom Communication System cable 2 71762 1170 1 per side Siderail cable 3 71761 1170 1 Pendant cable 4 not shown 71073 1170 1 Pendant without SideCom Communication System 5 not shown 72781 1170 Pendant with SideCom Communica tion System CareAssist Bed Service Manual MAN330 REV 2 5 61 Control Cables B Model Beds Chapter 5 Parts List NOTES Page 5 62 CareAssist Bed Service Manual MAN330 REV 2 Chapter 6 General Procedures Cleanin
11. E El 3049102 RT Mons 47618105 E lt 3 y 4 FS 49618101 5 NURSE CALL INTERLOCK 4 1 2 m TERRADES die P1 7 AND 1 25 RADIO CONTROL 0 5 RADIO CONTRO EA INTER_UP_NEG R53 IV CHANNEL STEPPING POS UTV 4719000 SIEPPNS pos EPPING POS dons aus DA 5 INTER UP POS f TV CHANNEL STEPPING NEG UTV 4 TV CHANNEL STEPPING NEG Sons DIRECT LIGHT RIGHT 5061 DIRECT LG LIGHTING COMMON i gt d 4 5 vss 10040998 47618104 ZS dues 5 L vss vss ENT V 27342 9 ENT 5 Ovss 2 RIS DEND Sov 3020140038 Zh BV R5 y 49661104K3C AE petas 30300290648 3 m i NOTE R35 R33 R31 poe gt NOT PLACED i x 330 110 vss m FO 3 1 Siderail Interface P C Board 72207 and 71514 Swi SW2 Sw3 Sw4 585 SW6 SwT 5 8 5 9 22 5010 __ wi __5 12 __ swi3 __ 548 __ SWi8 TILT_ENABLE TILT REVERSE_TILT FOOT_UP FOOT_DOWN CHAIR_IN CHAIR_OUT LOCKOUT BED_UP BED_DOWN HEAD_UP HEAD_DOWN KNEE_UP KNEE_DOWN BATTERY _ GND SWITCH NUMBER SWITCH FUNCTION Swi Sw2 Swi sw4 SWS SW6 507 Swe 5 9 Sw10 511 5412 Sw13 Swi4 5415 8 SW16 SW17 Sw18 ENABLE TILT REVERSE_TILT FOOT_UP FOOT_DOWN CHAIR_IN CHAIR_OUT LOCKOUT BED_UP BED_DOWN HEAD_
12. a note eee 4 49 Replacement iit a SS a A oae igi 4 50 Fuses Model Beds 4 51 Removal I 4 51 Replacement ies i ies PES te es 4 51 Siderdil Control P C Board 5 4 53 asan verte eset eee a a 4 53 Replacement esinaine e 4 54 Patient Pendant tsar Le arts 4 56 Removal ap ves ES 4 56 Replacement te 4 56 Patient Pendant Mount ous eae ot as 4 57 REMOVAL bed petes pde Eua 4 57 Replacements NSA a EO NS OA 4 57 Exit SCI Xe Das PEE e dunes d e ata P 4 58 Removal i divtiisesautricedive degen OUS Sebes Ga 4 58 Replacement 4 61 Head Hilow Column Model 5 4 63 Removal i ia dud ru es x du Mus ded PE LA tlt a 4 63 Replacement TA Coa a PRU BF SORORE RES 4 66 Foot Hilow Column B Model 5 4 68
13. 5 27 Motor Control Box A Model Beds Chapter 5 Parts List Motor Control Box A Model Beds Figure 5 9 Motor Control Box A Model Beds E A 2 N SN 7 ZEN MA 1380 065 2 SEA CareAssist Bed Service Manual MAN330 REV 2 Page 5 28 Motor Control Box A Model Beds Chapter 5 Parts List Table 5 9 Motor Control Box A Model Beds Item Number Part Number Quantity Description 1 VI0608A 1170 2 Screw 2 VI0616A 1170 2 Washer 3 71460 1170 1 Control box assembly does not contain batteries 128593 1170 2 Fuse AC 5 QD1642A 2 1170 6 QD1755A 1 Cable assembly 1170 7 QD1873A 1 Cable assembly 1170 128594 1170 1 Fuse battery 128595 1170 1 Fuse SideCom Communication System CareAssist Bed Service Manual MAN330 REV 2 5 29 CPR Cables A Model Beds Chapter 5 Parts List CPR Cables A Model Beds Figure 5 10 CPR Cables A Model Beds m330 2 109 Table 5 10 CPR Cables A Model Beds Item Number Part Number Quantity Description 1 71527 1170 1 Weldment CPR bracket and spacer Ih 2 VIOGISA 1170 8 Screw 3 71520 1170 1 CPR cable 4 71526 1170 1 Weldment CPR bracket and spacer rh 5 6 71660 1170 Handle CPR red 7 5 10499 1170 5 30 CareAssist Bed Service
14. Page 4 102 4 34 Fuses Model Beds Chapter 4 Removal Replacement and Adjustment Procedures Replacement 1 Do the removal procedure in reverse order 2 Do the Function Checks on page 2 4 CareAssist Bed Service Manual MAN330 REV 2 Page 4 103 4 34 Fuses Model Beds Chapter 4 Removal Replacement and Adjustment Procedures NOTES Page 4 104 CareAssist Bed Service Manual MAN330 REV 2 Chapter 5 Parts List Service Parts Ordering Using the parts lists in this manual identify the part number s you require Find the product number and serial number on the product identification label A see figure 5 1 on page 5 1 Figure 5 1 Product Identification Label Location m330_072 CareAssist Bed Service Manual MAN330 REV 2 Page 5 1 Service Parts Ordering Chapter 5 Parts List Call Hill Rom Technical Support at 800 445 3720 vvith the follovving information Customer account number Purchase order number Product number Serial number Part number s To promptly order parts request part prices and availability or follow up on a service order use the following Hill Rom fax number 812 934 8472 Terms e Net 30 days e FO B Batesville IN Prepaid shipping charges added to invoice e All orders shipped ground transportation unless specified Address all inquiries to ATTN TECHNICAL SUPPORT PARTS HILL ROM COMPANY
15. Contact Hill Rom technical support 4 Go to Final Actions on page 2 11 CareAssist Bed Service Manual MAN330 REV 2 Page 2 27 2 12 Steering Malfunction Chapter 2 Troubleshooting Procedures 2 12 Steering Malfunction 1 Set the brake steer bar to the brake position Check that the screws supports are not damaged loose or missing from the caster attachments All the supports and screws are secure and not damaged Yes V Replace the missing parts and then go to Function Checks on page 2 4 Check the steering function Set the brake steer bar to the steer position push the bed lengthways and check that the foot left caster locks in the lengthways direction of the bed The caster locks in the lengthways direction Yes No Replace the caster refer to procedure 4 13 on page 4 44 If this solves the problem perform the Final Actions on page 2 11 otherwise contact Hill Rom technical support This solves the problem Yes No Contact Hill Rom technical support 4 Go to Final Actions on page 2 11 Page 2 28 CareAssist Bed Service Manual MAN330 REV 2 2 13 Scale Error 0 Chapter 2 Troubleshooting Procedures 2 13 Scale Error 0 shows on scale display Unplug the bed After 30 seconds plug the bed in Press the Scale Enable key on the scale display pod Call Hill Rom Technical Support Problem solved Replace P
16. Tux tre ge els Ex s 3 2 Hil w System 23 site ee core HAD RRS 3 2 CAMAS o EM NA EE ae ea 3 3 517216 04V vou ad aces QE PP ODOM Mitos 3 3 SICGHNG 5 22 pao DR DU XA ROGER AR RE EUR b EAR eRe 3 3 Head and Footboards ER 3 3 Electrical System Model 3 4 Power Supply Unit CharacteristiCS X RV Rs 3 5 ac ora Ges ether Pr ORAL GER NAE B ER 3 5 PUNCHON Les ME ma Blas 3 6 Battery oa ox RUE A Ap IUD GE AU A RR ge 3 6 Control Logic and Specific Functions 3 7 Page vi CareAssist Bed Service Manual MAN330 REV 2 Patient Pendants sci ie Pres more ue ETE D 3 8 Motor Characteristics 3544 rene e os re eta ee Soe st s 3 8 Management of the 3 8 Detection of Bed Not in Low 3 9 Automate imd 3 9 Dining Chair 3 9 Detection of Bed Connected to AC Power but Brakes Not Set 3 9 Trendelenburg Reverse Trendelenburg 3 10 Electrical System B Model
17. 28 1 BAT ALARM 19 48V R24 47k R26 82k RZ25 12k BAT ALARM BAT ALARM BAT ALARM 21 35V6824233 2 amp R20282k 828512 18 33V TMP 16 35V to ensure ogainst leak current when battery clone Vbottery 45 Volt 4 22 27 2 CO BAT_ALARM BAT CUTOFF 16 03V8R33 56k R29 56k RI0 8 2k CUTOFF 16 75V0R33 55k 299 68k RIO 5k Vbottery 14 16 03 Volt 33V_TMP 13 93V L gt BAT CUTOFF R203 CHARGE E 1 y UM Rer 1 i i 1 1 i 1 1 1 1 1 1 1 1 1 56K 1x 1 1 1 1 1 1 1 1 1 1 i 1 1 1 i R194 1x 107 016 057 R48 048 015 E 487 5 1 3W R69 aaa TK 1x REMARK lt 300mA 1 2Ah battery R48 gt 4 3 ohm lt 175 80 7Ah battery 848 867 gt 7 45 chm del Battery COMFORT B I SHOCK 5 lt expected be NO type with this signal shorted to GND long os shock cetive 20 js LT10A Ins a ee 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 i 1 1 1 1 026 1 1 Ll 1 1 1 1 ACTIVE from PLD sheet 1 1 017 1 1 quel 25 I 1 1 1 Lek 1 E PDTCI43XT 1 414 25V 1 R97 R47 12K 1 12K 1 041 HEF40106 75 z 100n X7R 15V 2x 47 R97 First Foult safety If there no pull up ectivetion wit be sustoi for ox
18. 5 Install the bolt E and nut D through the socket G 6 Make sure that the new caster is braked 7 If the caster is not braked do as follows a Remove the caster b Rotate the cam inside the caster clockwise until the caster is braked Install the caster d Make sure the new caster is braked e Repeat as needed 8 Install the applicable head or foot frame cover A 9 To make sure the CareAssist Bed operates correctly do the Function Checks on page 2 4 4 46 CareAssist Bed Service Manual MAN330 REV 2 4 14 SideCom amp Communication System P C Board A Model Beds Chapter 4 Removal Replacement and Adjustment Procedures 4 14 SideCom amp Communication System P C Board A Model Beds Tools required T15 Torx screwdriver T25 Torx screwdriver Removal 1 Set the brakes 2 Raise the bed to its highest position W SHOCK HAZARD Unplug the bed from its power source Failure to do so could cause personal injury or equipment damage 3 Unplug the bed from its power source Let the bed sit for 60 seconds for the battery to time out NOTE The SideCom Communication System P C board is mounted on the interface box cover 4 Remove the nine screws A securing the interface box cover B to the interface box C see figure 4 22 on page 4 48 5 Lower the box cover B 6 Disconnect all cables from the SideCom Communication System P C board D
19. CAUTION The polarities must be respected when installing the elements of the battery backup Disregarding this caution will permanently damage the power supply P C board of the bed 1 Perform the removal in reverse order ensure the correct polarities are used when connecting new batteries NOTE When connecting the batteries the red wire must be connected last A spark is produced when it is connected but is not dangerous for the power supply board or the technical personnel 2 Raise and lower the bed one time to make sure the battery is functioning correctly NOTE A technician may lay on the bed during these tests CareAssist Bed Service Manual MAN330 REV 2 4 13 4 4 A Model Beds Chapter 4 Removal Replacement and Adjustment Procedures 3 Plug the bed into an appropriate power source NOTE The batteries should be fully recharged at the end of the test or if the low battery signal is heard during the tests 4 To make sure the CareAssist Bed operates correctly do the Function Checks on page 2 4 4 14 CareAssist Bed Service Manual MAN330 REV 2 4 5 Head Section Motor Chapter 4 Removal Replacement and Adjustment Procedures 4 5 Head Section Motor Tools required 2 10 mm wrench 13 mm socket Ratchet T25 screwdriver Removal 1 Set the brakes 2 Raise the sleep surface to the highest position 3 Raise the
20. LN RESET ALARM CURRENT 100n X7R RESET of Current limiters gt unlock of battery alarm M 1 14 25 45 100n X7R imi C gt 470n 410 10X 16v X7R MT 14 25V C37 100n X7R R54 a 15K 1 2 74 2 MAX CURRENT gt M2 9 M3 um 100n in 3 9Amp U18 A gt 74 2Amp peak 220K 1x CURRENT EL gt 470n 10 10 16v X7R M3 030 75 9Amp peak 220K 1x MAX CURRENT gt C6 470n 410 10x 16 X7R ILIM 4 D31 5 75 9 15K 1 CURRENT LD 470 10 10 16v X7R 27K M5 m330 120 3 11 Bed Wiring Schematic Model Beds
21. When the rod is retracted the circuit is open The foot section motor intermediate switch is working Yes No Replace the power supply A model beds refer to procedure 4 3 or the motor control P C board B model beds refer to procedure 4 27 If this solves the problem perform the Final Actions on page 2 11 otherwise contact Hill Rom Technical Support 12 Replace the foot motor refer to procedure 4 8 on page 4 27 This solves the problem Yes No Contact Hill Rom Technical Support 13 Go to Final Actions on page 2 11 CareAssist Bed Service Manual MAN330 REV 2 Page2 21 2 8 Trendelenburg Reverse Trendelenburg Malfunction Chapter 2 Troubleshooting Procedures 2 8 Trendelenburg Reverse Trendelenburg Malfunction Initial conditions the hilow function works see Function Checks on page 2 4 1 Atleast one of the other functions is working Yes No d Goto RAP 2 1 2 Do the following to make sure the caregiver controls operate correctly a Disconnect the control unit b Connect a known good control unit The trendelenburg reverse trendelenburg function works Yes No 4 gt Replace the power supply A model beds refer to procedure 4 3 or the motor control P C board B model beds refer to procedure 4 27 If this solves the problem perform the Final Actions on page 2 11 otherwise contact Hill Rom Technical Support 3 Replace the affected control unit
22. from the bed L Replacement 1 Put the mark on the power cord so the edge of the mark is even with the edge of the wire guide J 2 Put the other mark M on the power cord H so the edge of the mark M is even with the enclosure entrance on the power supply F 3 Do the removal procedure in reverse order 4 Do the Function Checks on page 2 4 CareAssist Bed Service Manual MAN330 REV 2 Page 4 99 4 34 Fuses Model Beds Chapter 4 Removal Replacement and Adjustment Procedures 4 34 Fuses B Model Beds Tools required 13 mm socRet Ratchet Antistatic strap T25 screwdriver Removal 1 Set the brakes 2 Raise the head section to the full up position WARNING Unplug the bed from its power source Failure to do so could cause personal injury or equipment damage 3 Unplug the bed from its power source Let the bed sit for 60 seconds for the battery to time out 4 For the mains fuses do as follows otherwise go to step 5 a Remove the two screws A from the retainers C see figure 4 43 on page 4 101 b Remove the retainers C c Remove the three screws D that attach the power supply cover E to the power supply F d Remove the power supply cover NOTE The power supply cover is connected to the power supply P C board by the battery cable e Disconnect the battery cable from the power supply P C board f R
23. 3 For B model beds do as follows a Connect the switch cable to connector P13 on the interface board P see figure 4 27 on page 4 60 b Put the power supply cover N on the power supply O c Connect the battery cable to the power supply board d Install the cover N on the power supply O e Install the three screws M to attach the cover N to the power supply O f Install the retainers L on the cover N g Install the two screws J and washers K to attach the retainers L to the power supply O 4 Lay one switch B on the seat section C see figure 4 26 on page 4 59 5 Install four plastic rivets A to secure the switch B to the seat section C 6 Lay the other switch B on the knee section D CareAssist Bed Service Manual MAN330 REV 2 Page 4 61 4 20 Bed Exit Switch Chapter 4 Removal Replacement and Adjustment Procedures 7 Install four plastic rivets A to secure the switch B to the knee section D 8 Do the Function Checks on page 2 4 Page 4 62 CareAssist Bed Service Manual MAN330 REV 2 4 21 Head Column Model Beds Chapter 4 Removal Replacement and Adjustment Procedures 4 21 Head Column Model Beds Tools required 13 mm socket Ratchet Extension 2 stands T25 Torx screwdriver T15 Torx screwdriver Wire cutters Antistatic strap Removal 1 Set the brakes 2 Remove th
24. This solves the problem Yes No Contact Hill Rom Technical Support 4 Go to Final Actions on page 2 11 Page 2 22 CareAssist Bed Service Manual MAN330 REV 2 2 9 Bed Connected to AC Power Brakes Not Applied Detection Malfunction Chapter 2 Troubleshooting Procedures 2 9 Bed Connected to AC Power Brakes Not Applied Detection Malfunction Initial conditions the hilow function works see Function Checks on page 2 4 1 Atleast one of the other functions is working Yes No Go to RAP 2 1 2 Do the following to make sure the brake detection switch is connected correctly a Remove the foot end frame cover b Make sure the brake detection switch connector is correctly connected to the foot column connector under the cable cover The Bed Connected to AC Power But Brake Not Applied Detector operates correctly Yes No Go to step 4 3 Do the Function Checks on page 2 4 4 Do the following to make sure the brake detection switch operates correctly Disconnect the 2 pin connector at the bottom of the foot column b Using a digital multimeter set to ohms at the terminals of the brake detection switch check that the brake detection switch operates correctly Idle not braked circuit closed Active braked circuit open The switch operates correctly Yes Replace brake detection switch and brake detection cabling subassembly refer to procedur
25. ais daca sie Delo enia pla aco pe tb 4 68 Replacements oscar o Ree ase hs ee AA Ae Iud AES 4 71 CareAssist Bed Service Manual MAN330 REV 2 Page ix Load Beams B Model 4 73 REMOVAL iad daw ead ok gud e SURE oun Anew 4 73 Replacemelit o cow ox co ER ONES exe e X ERES eS 4 76 Scale Control Pod B Model 5 4 77 ROMO VAI SO cta Ber E 4 77 Replacement A ea Ve ee ae 4 79 Scale Control Pod P C Board Model Beds 4 80 Ds RES SE Re PE ES 4 80 Replacements sunset bebe ep AR eC pesa d 4 82 Batteries B Model 4 83 Removal oc ess ed ee Oe lo edt decidua E d edt DS 4 83 Replacement ciri RE LAG C 4 84 Motor Control P C Board B Model Beds 4 85 REMOVAL esten De enm de a eee ed 4 85 Replacement SDR We Re SEX DM 4 86 SideCom Communication System P C Board B Model Beds 4 87 Removal dete eon cs c ES ux
26. 54 CareAssist Bed Service Manual MAN330 REV 2 Plastic Sleep Model Beds Chapter 5 Parts List Plastic Sleep Dec t B Model Beds Figure 5 20 Plastic Sleep Deck B Model Beds Table 5 20 Plastic Sleep Deck B Model Beds m330 2 166 Item Number Part Number Quantity Description 1 135264 1170 1 Sleep surface panel backrest assembly 2 71037 1170 1 Sleep surface panel seat 3 71036 1170 1 Sleep surface panel knee 4 71035 1170 1 Sleep surface panel foot 5 71515 1170 8 Rivet plastic 6 34400 1170 2 Tape strip bed exit CareAssist Bed Service Manual MAN330 REV 2 5 55 Motor Control Box B Model Beds Chapter 5 Parts List Motor Control Box B Model Beds Figure 5 21 Motor Control Box B Model Beds m330 2 131 Page 5 56 CareAssist Bed Service Manual MAN330 REV 2 Motor Control Box B Model Beds Chapter 5 Parts List Table 5 21 Motor Control Box B Model Beds Item Number Part Number Quantity Description 1 VI0601A 1170 7 Screw 2 132547 1170 1 Cover assembly battery compartment 3 QD1642A 2 Battery 12 V 1170 4 132219 1170 2 Washer 5 128816 1170 1 Transformer North America 128829 1170 1 Transformer International 6 129816 1170 1 Siderail interface P C board 1
27. Chapter 6 General Procedures Function CPR release Procedure Inspect the handles cables and CPR mechanism on the head motor Make sure the screws are present and fully tightened Make sure the two CPR release handles cable and CPR mechanism on the head motor are in good condition Raise the head section to the high position then activate one of the CPR releases Make sure t the head section lowers Adjust the CPR cable as necessary Do the same tests on the other side of the bed Release the CPR handles and make sure the mechanism locks correctly by operating the Head Up control for a few seconds The elevation movement must be observed Replace the head section motor as necessary Head section gas springs Inspect the assembly of the gas springs Check that the screws are present and fully tightened Make sure there is no oil on its shaft Fully raise the head section Activate the CPR function Make sure the head section lowers rapidly to the intermediate position then gradually to the low position Replace as necessary Knee section motor Inspect the knee section motor Make sure the pins and retaining clips are not missing Fully raise and lower knee section make sure there is no friction or abnormal noises and that no audible overload indication can be heard during the movement Replace as necessary Automatic Contour Make sure the knee section rises up to mid height when the head
28. ING 71 from Nurse Panel ond Hondset 1 3 3VB Fret Feat di tore no pull down on activation will be sustcined for approx 10 sec efter it is relecsed x E dE sk LD s7 LD 58 LD S35 lt S x 8 x 1158 jm X 9 220 zw 2 a 5 3v9 L L 10nF 50V tonF sov amp C70 22 amp Radicted ESD 09 U9 F 74HC14 74HC14 3 a R eran 27R 1x R230 common protected Scom 3 3V U CON4 7 CON4 8 I 33333 5 Xo na fF S w ES m 8 o D 8 v 8 u U 14 25V ar ULR EUZZER Very close to U9 ll 5 trom 5 U 6 414 25V bottery LED 01 1 2 H S14 SHOCK SWITCH ONIB 3 GND ONIB 4 1 3 3V 5 WAKE i lt CONIB 6 D INS 1 CONIB 7 D_OUT 12 A lt CONIB B CS1 13 CONIB 9 CS2 T4 CONIB 1O HB T5 ONIB 11 GNO 18 12 S34 Mode cond Handset from Nurse Ponel ond Hondset 2 x 100n X7R HB CS HB CS2 HB_CLK 414 25V x ile Ut B p DD 533 534 27K IX HEF 40106 R198 R95 10K Tix fa ne oe wil ha matataas tar ec after it ja ri m330_119 FO 3 10 Bed Control Board Motor Current Limiter 14 25V PDTATMET 018 15 reference see sheet 3 LEVEL REF gt
29. Yes Inform customer of the problem concerning the power outlet Connect the bed to a working power outlet and then go to Function Checks on page 2 4 Page 2 12 CareAssist Bed Service Manual MAN330 REV 2 2 1 Functions Work Chapter 2 Troubleshooting Procedures 5 Examine the AC povver cable for damage The AC power cable is in satisfactory condition Yes No Replace the povver cable refer to procedure 4 2 A model beds or refer to procedure 4 33 B model beds and then go to Function Checks on page 2 4 6 Using the CPR control adjust the head section to the high position W SHOCK HAZARD The potential for electrical shock exists with electrical equipment Failure to follow facility protocols may result in death or serious personal injury Remove the power supply cover b Plug the unit into an appropriate power source c Using a digital multimeter set to AC volts on the AC power cable check for the presence of the AC voltage The voltage is correct Yes No the povver cable refer to procedure 4 2 A model beds or refer to procedure 4 33 B model beds and then go to Function Checks on page 2 4 7 Using a digital multimeter set to AC volts check for the presence of the AC voltage on the transformer connection on the motor control P C board The voltage is correct Yes No Replace the power supply A model be
30. 3 Connect the cable F to the P C board G 4 Do the cable routing as noted earlier 5 Install the pod back E 6 Install the four screws D to attach the pod back E to the pod B 7 Install the weldment H removed earlier into the spring 1 8 Install pod into the siderail 9 Slide the pod B towards the foot end of the siderail C so the weldment H engages the groove in the siderail 10 Install the spacer A 11 Do the Function Checks on page 2 4 CareAssist Bed Service Manual MAN330 REV 2 Page 4 79 4 25 Scale Control Board Model Beds Chapter 4 Removal Replacement and Adjustment Procedures 4 25 Scale Control Board Model Beds Tools required T15 screwdriver 2 Small bladed screwdriver Antistatic strap Removal 1 2 Set the brakes Raise the siderail to the up and locked position A WARNING Unplug the bed from its power source Failure to do so could cause personal injury or equipment damage 3 8 9 Unplug the bed from its power source Let the bed sit for 60 seconds for the battery to time out Remove the spacer A see figure 4 34 on page 4 81 Slide the pod B towards the head end of the siderail C Pull out the foot end of the pod B Slide the pod B towards the foot end of the siderail C and remove it from the siderail C Remove the four screws D from the b
31. 4 11 10020 1170 4 Bolt 12 135216 1170 1 Brake steer pedal 13 530527 1170 2 Plastic bushing 14 F11203A 1170 1 Brake bar 15 10616 1170 16 Washer 16 133167 1170 1 Power cord NEMAS 15P 10A 250V 133168 1170 1 Power cord 2073 2000 10A 250V 133169 1170 1 Power cord BS1363 A 10A 250V 133170 1170 1 Power cord CEE 7 7 10A 250V 133171 1170 1 Power cord AS3112 Clear 10A 250V 133172 1170 1 Power cord GB2099 1 96 10A 250V 133173 1170 1 Povver cord 5546 10 250 133174 1170 1 Power cord CE1 23 16 V 11 10A 250V 133175 1170 1 Power cord NEMAS 15P 13A 100V 133176 1170 1 Power cord NEMAS 15P 13A 110V 134752 1170 1 Power cord SB107 2 D1 10A 10A 250V 17 10093 1170 2 Screw 18 QD0663 1170 2 Push nut CareAssist Bed Service Manual MAN330 REV 2 Page 5 37 Base Frame B Model Beds Chapter 5 Parts List Item Number Part Number Quantity Description 19 71082 1170 2 20 530526 1170 2 End cover 21 S30283B 1170 2 Accessory socket 22 71438 1170 2 Adapter IV pole 23 0012 1170 1 Head end cover 24 0003 1170 1 head 25 0006 1170 1 Base frame assembly 26 132251 1170 2 Load assembly 27 AGO0034 1170 1 Brake detection switch 28 132054 1170 2 Slide block 29 0025 1170 2 Hilow column 30 13
32. 4 31 Siderail Interface Board Model Beds Chapter 4 Removal Replacement and Adjustment Procedures Figure 4 40 Interface P C Board m330 2 135 De 24 24 QAN CAUTION vvear an antistatic strap Failure 3 When handling electronic components to do so could cause component damage 11 Put on the antistatic strap 12 Disconnect the cables from the interface P C board G 13 Pinch the ends of the standoffs H 14 Pull the P C board G off the standoffs 15 Remove the board from the power supply F Replacement Do the removal procedure in reverse order 1 on page 2 4 2 Do the Function Checks CareAssist Bed Service Manual MAN330 REV 2 4 94 4 32 Transformer Model Beds Chapter 4 Removal Replacement and Adjustment Procedures 4 32 Transformer B Model Beds Tools required 13 mm socket Ratchet Antistatic strap T25 Torx screwdriver Removal 1 Set the brakes 2 Raise the head section to the full up position A WARNING Unplug the bed from its power source Failure to do so could cause personal injury or equipment damage 3 Unplug the bed from its power source Let the bed sit for 60 seconds for the battery to time out 4 Remove the two screws A from the retainers C see figure 4 41 on page 4 96 5 Remove the retainers C 6 Remove the three screws D that attach the po
33. Chapter 1 Introduction Warning and Caution Labels Figure 1 5 VVarning and Caution Labels 330 055 Safe Working Do Not m330_063 Load Throw Away u ES a a ents ac FE 1330 127 Footboard Position Indicator AD m330 128 Grounding Point Position ali m330 2 170 IV Pole Warning CareAssist Bed Service Manual MAN330 REV 2 Page 1 13 Warning and Caution Labels Chapter 1 Introduction NOTES Page 1 14 CareAssist Bed Service Manual MAN330 REV 2 Chapter 2 Troubleshooting Procedures Getting Started VVARNING Only facility authorized personnel should service the CareAssist Bed Servicing by unauthorized personnel could result in personal injury or equipment damage Begin each procedure in this chapter with step 1 Follow the sequence outlined each step assumes the previous step has been completed In each step the normal operation of the product can be confirmed by answering Yes or No to the statement Your response will lead to another step in the procedure a repair analysis procedure RAP or a component replacement If more than one component is listed replace them in the given order To begin gathering information about the problem start with Initial Actions To isolate or identify a problem and to verify the repair after completing each corrective action replacing or adjusting a part seating a connector etc perfo
34. Indeed it is used to indicate the correct position of the switches and internal end of travels of the motor The incorrect position of these elements may damage the motor or the structure of the bed 2 Remove the elastic from the motor 3 To make sure the CareAssist Bed operates correctly do the Function Checks on page 2 4 Page 4 30 CareAssist Bed Service Manual MAN330 REV 2 4 9 Head Hilow Column A Model Beds Chapter 4 Removal Replacement and Adjustment Procedures 4 9 Head Hilow Column A Model Beds Tools required 13 mm socket Ratchet Extension 2 Jack stands Removal 1 Set the brakes 2 Remove the headboard 3 Raise the head section to the full up position A WARNING Do not work under an unsupported load Install applicable temporary supports Failure to do so could cause personal injury or equipment damage 4 Place the jack stands under the articulating frame 5 Lower the articulating frame onto the jack stands W SHOCK HAZARD Unplug the bed from its power source Failure to do so could cause personal injury or equipment damage 6 Unplug the bed from its power source Let the bed sit for 60 seconds for the battery to time out 7 Remove the power supply cover 8 Disconnect the head hilow column cable from the power supply P C board 9 Remove the screw A securing the hilow column ground wire B to the hilow column L 10 Remove the head end base fra
35. Place the jack stands under the articulating frame near the load cells being replaced 6 Remove the two screws A and washers B that attach the column cover C to the column D see figure 4 32 on page 4 74 7 Remove the column cover C 1 Torx is a registered trademark of Textron Inc CareAssist Bed Service Manual MAN330 REV 2 Page 4 73 4 23 Load Model Beds Chapter 4 Removal Replacement and Adjustment Procedures Figure 4 32 Load Beams m330 2 154 Page 4 74 CareAssist Bed Service Manual MAN330 REV 2 4 23 Load Beams Model Beds Chapter 4 Removal Replacement and Adjustment Procedures 8 Remove the screw E that attaches the load cell bracket to the column D 9 Lower the bed until the load cell bracket is clear of the column D W SHOCK HAZARD Unplug the bed from its power source Failure to do so could cause personal injury or equipment damage 10 Unplug the bed from its power source Let the bed sit for 60 seconds for the battery to time out 11 Remove the two screws H from the retainers J 12 Remove the retainers J 13 Remove the three screws K that attach the power supply cover L to the power supply M 14 Remove the power supply cover L NOTE The power supply cover is connected to the power supply P C board by the battery cable 15 Disconnect the battery cable from the power supply P C board 16
36. Yes No Go to RAP 2 7 Press the Knee Down control until knee section is in the horizontal position Press the Dining Chair Position control The head section and knee section rise until the required position is reached Yes No d Go to RAP 2 5 Press the Bed Flat control The head section knee section and foot section return to the horizontal position Yes Go to RAP 2 5 Press the Bed Up control until the intermediate position is reached and then operate the Trendelenburg control The sleep surface gradually tilts to maximum Trendelenburg vvithout any problem or abnormal noise Yes AF Go to RAP 2 8 Press the Reverse Trendelenburg control 2 6 CareAssist Bed Service Manual MAN330 REV 2 Function Checks Chapter 2 Troubleshooting Procedures The sleep surface gradually tilts to maximum Reverse Trendelenburg without any problem or abnormal noise Yes No Go to RAP 2 8 22 Plug the bed into an appropriate power source Set the brakes to the neutral position An audible alarm can be heard Yes No Go to RAP 2 9 23 Set the brakes The audible alarm stops sounding Yes Goto RAP 2 9 24 Press the Head Up control until the section reaches the high position NOTE Someone should be lying on the bed so that this test can be carried out conclusively Pull one of the CPR control handles The head section descends qu
37. esa D Lm a du a 4 5 AC Power Cord A Model 5 4 6 Removal ia o SU eR Rd 4 6 CareAssist Bed Service Manual MAN330 REV 2 Page vii Replacement meure se PE eme x 4 6 Power Supply Model 4 9 Sew eee PLE qM 4 9 Replacement coe ewe s EE data Es ea 4 11 Battery Model 4 12 Removal ee 49 EG ES eee eee ES 4 12 Replacement nTa Es nu 4 13 Head Section ies pinta res poetes RO YES 4 15 Removal Band sepa uA eitis 4 15 BRep acemelit 4 sve 4 19 CPR Cable raniona e e de ica a em ee da 4 20 Removal seis 4 20 Replacement ransa ve yv AWYC Es 4 22 Adjustment rus a ages Da dg 4 22 Knee Section Sec as Det RS EEUU SEX M 4 23 REMOVal ba be a a EC He 4 23 RED ACE MICHIE en Ma CS 4 26 FootSectionMOtOf dh REIR pag 4 27 REMO
38. section is raised from the low position and that it lowers automatically when the head section lowers and the head section reaches the low position Replace the actuator or defective unit if necessary CareAssist Bed Service Manual MAN330 REV 2 Page 6 7 Preventive Maintenance Chapter 6 General Procedures Function Foot section motor Procedure Raise the knee section to the mid height position Inspect the foot actuator Make sure the pins and retaining rings are present Fully raise and the foot section Make sure there is no friction or abnormal noises and that no audible overload indication can be heard during the movement Replace as necessary Dining Chair Make sure the Chair head section thigh section and foot section Position functions are not locked out Activate the chair function and make sure the three sections to the required position Return the sleep deck to the flat position Troubleshoot as required Trendelenburg Activate the Trendelenburg function Reverse Make sure there is no friction or abnormal noises and that no audible Trendelenburg de overload indication can be heard during the movement Activate the Reverse Trendelenburg function Make sure there is no friction or abnormal noises and that no audible overload indication can be heard during the movement Replace as necessary Battery Make sure that the bed is unplugged from its power source Operate
39. 10 sec after it is released R65 27K 1 DD 513 514 SHOCK_ACTIVE R66 10K 1 m330_116 FO 3 7 Bed Control Board Clock and Divider Clock Generator 2048HZ_CLK 3 A LM324 HEF 40106 414 255 R3 50V 100n X7R close to U1 e frequency on EEPROM_CLK differs from 512HZ 120 180 approx the relays will be inhibited 14 25V C3 10nF 50V R214 330K 1x C72 RELAY EK 10nF 50V R237 3K9 1 C88 close Divider 4040RESET 2 44 100n 7 to U3 2 1 1 2 He 1 4 1 8 1 16 1 128 100n X7R close to 2 m330 117 FO 3 8 Bed Control Board Relay FET and Drivers 14 25 414 25V RELAY BCX53 16 050 R211 LN RELAY OR LD E from seis 2 7 IX ch4 ch4 ch2 ch2 ch5 1 cht ch3 ch34 14 25 414 25V ES K1 B ULN OPTIONAL FREE L gt ot in use ULN BUZZER 14 25V _ 414 25V ULN _OPT_FREEZ ULN RESET ALARM x ULN RELAY C34 5 w 100 X7R 2 C35 E 5 RELAY g of I RELAY OK 764 1001 X7R 2 CI RESET ALARM to sheet UIB BUZZER 8209 40106 K3 from PLD schematic 100K 1x C 011 012 lt _ from PLD 33V 5 schematic nat j
40. 1170 1 Power cord GB2099 1 96 10A 250V 133173 1170 1 Power cord BS546 10A 250V 133174 1170 1 Power cord CE1 23 16 V11 10A 250V CareAssist Bed Service Manual MAN330 REV 2 5 7 Recommended Spare Parts Chapter 5 Parts List Part Number 133175 1170 Quantity Description Power cord NEMAS 15P 13A 100V 133176 1170 Power cord NEMAS 15P 13A 110V 134752 1170 Power cord SB107 2 D1 10A 10A 250V 5 8 CareAssist Bed Service Manual MAN330 REV 2 Recommended Spare Parts Chapter 5 Parts List NOTES CareAssist Bed Service Manual MAN330 REV 2 Page 5 9 Base Frame A Model Beds Chapter 5 Parts List Base Frame A Model Beds Figure 5 2 Base Frame A Model Beds m330 001 Page 5 10 CareAssist Bed Service Manual MAN330 REV 2 Base Frame A Model Beds Chapter 5 Parts List Table 5 2 Base Frame A Model Beds Item Number Part Number Quantity Description 1 VI0610A 1170 8 Screw 2 0010 1170 2 Cover hilow column painted 3 530545 1170 4 Cover 4 71649 1170 1 Label brake steer position lh 71788 1170 1 Label brake steer position rh 5 0011 1170 1 Foot end brake cover 6 530528 1170 4 Caster support RO0110A
41. 4 87 Replacement Es end ES DA 4 88 Line Filter Model 4 89 Removal nes ea Bee a Eu aad 4 89 Replacemelit ese esta debito d Pis Heme eae hee 4 90 Scale Board Model Beds 4 91 Removal eua NAE etu aia whe DES ae 4 91 Replacement PIA R hedged adres 4 92 Siderail Interface Board Model 4 93 Removals o Nee 4 93 Replacement uas Sud Vice eec hs WA qx 4 94 Transformer Model 4 95 Removals ee had re thd NS 4 95 Replacements i oos ich Kuh A RANGER ACRI SU e ula UD d docs 4 96 Power Cord B Model Beds 4 97 CareAssist Bed Service Manual MAN330 REV 2 is ies ie ens ET e E Ue 4 97 REPplACEMENT soc l e 4 99 Model oem EE ut SU COENA 4 100 REMOVal b aud ex oed Vx uda yy Sous cee tes 4 100 Replacements tsu M Dac Dus t 4 103 Chapter 5 Parts 145 Service Pari
42. 44 Mod l coe DS E REP e Rs 5 46 Head Siderail Mounting B Model 5 5 50 Foot Siderail B Model ia ed real Lo a ET a Diri 5 52 Footboard and Headboard B 5 54 Plastic Sleep Deck Model 5 55 CareAssist Bed Service Manual MAN330 REV 2 Page xi Motor Control 1 5 56 CPR Gables B Model se deies oun dave EY RI A 5 58 Control Cables B Model 4 2 dra des a metes desde ERES 5 60 Chapter 6 General Procedures Cleaning and ess ots 6 1 General Cleaning eis ey XR URN ee ees ee RON 6 1 Steam Clean OCIO 6 1 Cleaning Hard to Clean 6 2 DISC ade Desa tas 6 2 Component Handling oso RC CS 6 2 PIC aes ge Ion AD 6 2 Lubrication 6 3 Preventive Maintenance D e yv GG irs EE 6 4 Preventive Maintenance Schedule 6 5 Preventive Maintenance 6 10 Scale Calibrations VIR E DO
43. A securing the interface box cover B to the interface box C see figure 4 23 on page 4 50 5 Lower the box cover B 6 Disconnect all cables from the interface P C board D 7 Remove the six screws E securing the interface P C board D to the box cover B 8 Remove the interface P C board D 1 Torx is a registered trademark of Textron Inc CareAssist Bed Service Manual MAN330 REV 2 Page 4 49 4 15 Interface Board A Model Beds Chapter 4 Removal Replacement and Adjustment Procedures Interface P C Board Figure 4 23 m330 101 Replacement Perform the removal procedure in reverse order 1 2 make sure the CareAssist Bed operates correctly do the Function Checks on page 2 4 CareAssist Bed Service Manual MAN330 REV 2 4 50 4 16 Fuses A Model Beds Chapter 4 Removal Replacement and Adjustment Procedures 4 16 Fuses A Model Beds Tools required T15 Torx screwdriver T25 Torx screwdriver 13 mm socket Ratchet Removal 1 Set the brakes 2 Raise the bed to its highest position y SHOCK HAZARD Unplug the bed from its power source Failure to do so could cause personal injury or equipment damage 3 Unplug the bed from its power source Let the bed sit for 60 seconds for the battery to time out 4 Remove the two screws A and washers B from the power supply cover C see figure 4 24 on page 4
44. Check the brakes to see whether the bed moves when the brake bar is pressed Repair as necessary Make sure the steering mechanism Replace or adjust the steering control elements of the steering caster if necessary Replace the caster if necessary Plug the bed into an appropriate power source and set the brake bar to neutral Make sure the alarm is heard Set the brakes on the bed make sure the alarm stops sounding Accessories Check the proper operation of any accessories installed on the bed Replace any missing or damaged parts SideCom Inspect and test the communication junction box oo Make sure the SideCom Communication System features operate correctly Inspect the communication cable including the male and female pins in the plug Replace as necessary CareAssist Bed Service Manual MAN330 REV 2 6 9 Preventive Maintenance Chapter 6 General Procedures Preventive Maintenance Checklist Table 6 2 Preventive Maintenance Checklist Date Functions Overall condition Head and footboards AC power cord Leakage current Patient pendant Hilow columns Head section motor Plastic sleep deck CPR release Head section gas spring Knee section motor Automatic contour Foot section motor Dining Chair Position Trendelenburg Reverse Trendelenburg Battery Siderails Foot extension Pivot points Casters Braking and steering Accessories SideCom Communication Sys
45. H PO JE CET 11 N C P7 or P8 g VEL 52 5 1 37 Radio Control Common 25 ERN TWHT Till Enable 12 Til Enable oo rem Tes 19 71762 71372 219 Right PS r EX tar 2 Motor 72 13 13 ts 2 rcd Nurse A T Neg 7 2 Head Motor 14 14 3 RET Yellow Nurse Call LT Neg 3 19 15 7 ORG BLK Red Answer LT Nat El 18 16 ETA Tre ea CT Ner 2 4 1 Motor 5 Side Comm 18 GA EA 3 1 Head Motors 2Knee_Motor Bed Control Entertainment Board 71667 19 19 2 Head Motor 3 Knee_Limit_Switch Board oar 20 20 gt 4 Knee Limit Switch Call Bed 2m ru he eee Li 17460 i Batteries a PTA PTS FE BLK ATT Ti Core Motor RB 1 Head QD1873A 25 25 Put Pis or PTs ft Speaker High 25 4 2pc T 7 VG E 2x QD1642A VE0137 z AGW Fuse 10 E F QD1755A 3Leg Limit Switch 4Leg Limit Switch Connector Pin Color Function SUB Pint Left or Right Head Side Rail 1 oskou u Faston aR GRES TES lt 1Common Switch 25 57 e BSF ATOR 2 Foot HilLo Limit Up Switch Such 1 P7 or PB z PINK Data T TT 3 Foot_Hi Lo_Limit_Down_Switch F6 P7 or PB S YLC7BLK Data Out gt 4 NIC 2 P7 or PS IL GRN 33 VDC 13 1 Rnee Motor 5 4 ED P7 or PB 1 79
46. MH i 4 BDARD 44 AE UC ROW_2 YELLOW CALL_LT_NET REL EE EAN PERE IES E 14 ARMLR SR BE SW ARM R SR BE SW i 64 BED_EXIT_R TP_SW_BE_LED TES BEDEXIT_R TP_SW_BE LED ROW _4 ra 2 q BED EXIT R TP SWBE 2 14 1 4 BE LEDz 3 B MEN de BELED 41 GND GND E 18 012 y 94 485V TP EX ALARM 485V TP EX ALARM COL 3 a VBAT 5 2 10 A GND GND 722 04 4 CAN L CAN L 14 24 ND 8 RAIL_TV M CAN H CAN H La 2p B RAIL NURSE CALL RAIL _DOWN VNE SCOM 33V Sw VOLUP LOW ry CG CLOCR EE era LIMIT BE_NURSE 2 DIRECT LIGHT CLOCK pr SW_VOL_DOWN Tere NON SW ENT 3 INDIRECT LIGHT DIRECT LIGHT 2 AREE i 3 EI vase LO ENTERTAINMENT V 4 SPEAKER HIGH RIGHT INDIRECT LIGHT 3 GL DIBECT LIGHT SORL LOLENTERTAINMENT V m MOTOR CONTROL PCB GNO 7 5 VOLUME CONTROL MIPER SPEAKER HIGH RIGHT 4 INDIRECT LIGHT SDRL 2 URGERE CEA M E V 0 ih 132628 5 6 VOLUME CONTROL WIPER 5 104 3 GND n 1 NURSE_CALL_POS 6 ap cons MIR HUCHCEMTR 8 AUDIO TRANSFER NURSE 7 Pe ee 5 OVERTRAVEL LIMIT MTR SPKR_HIGH 9 AUDIO TRANSFER AUDIO TRANSFER 8 BELLED 7 S SERA HOH o eo ee H Ls m rur X SPKR LO COM 10 INTERLOCK AUDIO TRANSFER 5 x 2 1 BL 3 INTERLOCK INTERLOCK 10 54 8 12 CG DATA INTE
47. Remove the power supply cover L from the bed A CAUTION When handling electronic components wear an antistatic strap Failure to do so could cause component damage 17 Put on the antistatic strap 18 Disconnect the load cells from the scale P C board N NOTE P1 and P4 for head end load cells and P2 and P3 for foot end load cells 19 Tie the string around the ends of the load cell cables 20 Cut and remove the cable ties that attach the load cell cables to the bed CareAssist Bed Service Manual MAN330 REV 2 Page 4 75 4 23 Load Model Beds Chapter 4 Removal Replacement and Adjustment Procedures 21 Remove two screws that attach two wire guides P to the load cell bracket F 22 Remove the wire guides P 23 Remove the load cell cables from the column D 24 Remove the load cell bracket F from the weigh frame G Replacement 1 Do the Removal procedure in reverse order 2 Calibrate the scale refer to Scale Calibration on page 6 11 3 Do the Function Checks on page 2 4 Page 4 76 CareAssist Bed Service Manual MAN330 REV 2 4 24 Scale Control Pod Model Beds Chapter 4 Removal Replacement and Adjustment Procedures 4 24 Scale Control Pod B Model Beds Tools required 2 small bladed screwdriver Antistatic strap T15 Torx screwdriver Removal 1 Set the brakes 2 Raise the siderail to the up and locked positio
48. Technical Support Department at 800 267 2337 Monday through Friday Outside the United States and Canada call your authorized Hill Rom Distributor In order to expedite service we request you furnish the following information customer identification number product model number serial number and description of problem A qualified specialist will provide via telephone United States and Canada or FAX Outside the United States and Canada troubleshooting assistance for facility personnel and provide necessary parts to make repairs If troubleshooting determines the need for on site technical service a qualified service representative will be dispatched Replacement of non technical items will be the responsibility of the customer If requested by Hill Rom products or parts for which a warranty claim is made shall be returned prepaid to Hill Rom s factory OUT OF WARRANTY EXCHANGE POLICY After the expiration of the original warranty upon request Hill Rom will ship as a replacement components such as selected motors and printed circuit boards for like units returned to Hill Rom by the original purchaser at a substantial savings Please call Hill Rom Technical Support Department for current pricing PARTS AVAILABILITY POLICY Hill Rom will offer parts for new and remanufactured products for ten 10 years from date of sale for communications products for five 5 years from date of sale Note Some original component parts and assemblies may
49. all the functions using the caregiver controls Charge the batteries or replace them if necessary Check the date indicated on the batteries replace the battery if the date is over three years Scale System Calibrate the scale Refer to Scale Calibration on page 6 11 Bed Exit System Ensure the Bed Exit System works properly Replace worn or defective parts as needed Page 6 8 CareAssist Bed Service Manual MAN330 REV 2 Preventive Maintenance Chapter 6 General Procedures Function Siderails Procedure Make sure the head and foot siderails are not bent or twisted Make sure the latch mechanism operates correctly An audible click must be heard Remove the siderail cover and make sure the mounting screws are tight Inspect the cable routing for pinching binding and damage Make sure all functions on the caregiver control operate correctly Repair or replace the siderail as necessary Foot extension Operate the foot extension to make sure the movement is correct and that it locks properly into the different positions when the lever is released Repair or replace the foot extension as required Pivot points Make sure the articulations of the bed operate without making any noise high low column bearings head and thigh sections Lubricate as necessary Casters Check for cuts wear and quality of the tread etc Replace if necessary Braking and steering
50. and decorative laminated panels The headboard and footboard are interchangeable and can be used as a CPR backboard CareAssist Bed Service Manual MAN330 REV 2 Page 3 3 Electrical System Model Beds Chapter 3 Theory of Operation Electrical System A Model Beds The specifications of the bed are as follows Table 3 1 Specifications Description Specification Type CareAssist Bed Type of protection against electric shock Class I according to IEC 60601 1 Degree of protection against electric shock Type B according to IEC 60601 1 Protection against harmful ingress of water IPX4 according to IEC 60529 Intermittent operation 10 3 min 30 min Voltage 120 V 410 15 voltage and earth Frequency 60 Hz Maximum power load 42 Refer to the schematic diagram at the end of this section to obtain specific information for the cabling The bed is operated by a power supply unit This unit controls the electrical functions of the bed hilow head section and knee section with automatic contour and foot section These functions are performed by motors using very low voltages Page 3 4 CareAssist Bed Service Manual MAN330 REV 2 Electrical System Model Beds Chapter 8 Theory of Operation Power Supply Unit Characteristics Table 3 2 Power Supply Unit Characteristics Description Specification Input characteri
51. bed by checking the operation of the brake detection switch from terminals 1 and 6 see figure 2 2 on page 2 24 of the foot column extension cable The extension cable A model beds column cable connections and switch continuity are correct Yes No Replace the foot hilow column and extension cable subassembly refer to procedure 4 10 on page 4 34 A model beds or refer Page 2 24 CareAssist Bed Service Manual MAN330 REV 2 2 9 Bed Connected to AC Power Brakes Not Applied Detection Malfunction Chapter 2 Troubleshooting Procedures to procedure 4 22 on page 4 68 B model beds If this solves the problem perform the Final Actions on page 2 11 otherwise contact Hill Rom technical support 7 Replace the power supply A model beds refer to procedure 4 3 or the motor control P C board B model beds refer to procedure 4 27 This solves the problem Yes No Contact Hill Rom technical support 8 Go to Final Actions on page 2 11 CareAssist Bed Service Manual MAN330 REV 2 2 25 2 10 CPR Malfunction Chapter 2 Troubleshooting Procedures 2 10 CPR Malfunction Initial conditions the hilow function works see Function Checks on page 2 4 1 Check the mechanics of the CPR system Remove the seat knee and foot sleep deck sections Make sure the mounting hardware is not damaged or missing from the release mechanism of the head section motor All
52. povver quality should be that Transient Burst IEC 61000 4 4 Lines 1 RV on Input Output Lines Lines 1 RV on Input Output Lines of a typical commercial or hospital environment Surge 61000 4 5 Differential Mode Line Line 2 kV Common Mode Line Ground RV Differential Mode Line Line 2 kV Common Mode Line Ground Mains povver quality should be that of a typical commercial or hospital environment Conducted RF IEC 61000 4 6 3 Vrms 150 kHz to 80 MHz 3 Vrms 150 kHz to 80 MHz Portable and mobile RF communica tions equipment cell phones should not be used at close distances to the P1170 bed See Note 2 Power Frequency 3 A m 3 Am The povver frequency magnetic field Magnetic Fields should be measured in the intended IEC 61000 4 8 installation location to assure it is sufficiently low Voltage Dips Short lt 5 lt 5 Mains power quality should be that Interrupts amp Varia 95 dip in for 0 5 95 dip in for 0 5 of a typical commercial or hospital tions On Power Sup cycles cycles environment If operation is required ply Lines 4096 40 during an extended power outage IEC 61000 4 11 M NOM Mo interruption the model P1170 60 dip m Ur for 00 dip in Ur for 1 switched to operate from cycles cycles the backup battery lt 70 lt 70 30 dip in for 25 30 dip in for 25 cycl
53. that attaches the hilow column ground wire I to the bed J see figure 4 29 on page 4 65 16 Remove the four screws K and washers L that attach the column M to the bed J 17 Cut and remove the cable ties that attach the power cable load cell cables and communication cable to the wire guides N Page 4 64 CareAssist Bed Service Manual MAN330 REV 2 4 21 Head Column Model Beds Chapter 4 Removal Replacement and Adjustment Procedures Figure 4 29 Head Hilow Column m330 2 150 Page 4 65 CareAssist Bed Service Manual MAN330 REV 2 4 21 Head Column B Model Beds Chapter 4 Removal Replacement and Adjustment Procedures 18 Remove two screws and washers P from the column cover 19 Remove the column cover Q 20 Remove the screw from the load cell bracket 5 21 Move the column M towards the head end of the bed until the load cell bracket S is clear of the weigh frame T 22 Remove the load cell bracket S and rollers U from the column M 23 Put the load cell bracket S and rollers U on the weigh frame T 24 Remove the column M from the bed J Replacement 1 Put the new hilow column M in position on the bed J Make sure the power cable towards the left side of the bed J 2 Connect the cable to the power supply P C board connector 6 3 Disconnect the foot h
54. the lower hinge point M i Remove the plastic washer N from the lower hinge point M j Repeat step h and step i for the other side k Move the head section to one side to disengage the hinge bracket O from the hinge point M 1 Move the head section to the other side to disengage the hinge bracket O from the hinge point M m Slide the head section D toward the head end of the bed to disengage it from the head section frame n Remove the head section D from the bed Replacement 1 Do the removal procedure in reverse order NOTE The seat section can only be installed when the head section is in the full up position 2 Make sure the CPR cable is adjusted correctly refer to procedure 4 6 3 To make sure the CareAssist Bed operates correctly do the Function Checks on page 2 4 CareAssist Bed Service Manual MAN330 REV 2 Page 4 5 42 AC Power Cord A Model Beds Chapter 4 Removal Replacement and Adjustment Procedures 42 AC Power Cord A Model Beds Tools required 13 mm ratchet wrench T25 Torx tamper resistant screwdriver Removal 1 Set the brakes 2 Raise the head section to its highest position W SHOCK HAZARD Unplug the bed from its power source Failure to do so could cause personal injury or equipment damage 3 Unplug the bed from its power source Let the bed sit for 60 seconds so the battery will time out 4 Remove the headboard 5 Remove t
55. the power supply The power supply supplies a regulated 8 6 V DC referenced to signal GND at 500mA max 200mA typical The GND is common among all nodes in the bed This is important to the network transceiver explained later The scale P C board has a single chip analog solution specially designed for scale transducers The load beams are resistive bridge sensors excited by a regulated DC voltage This regulated voltage is supplied to the beams and to the analog to digital converter ADC reference input to minimize the effects of variations Each beam is connected to the differential input on the ADC The multiplexer and gain up to 128 are internally configured through software The ADC has the ability to detect open or shorted sensors It also has a second stage sigma delta converter The serial interface is SPI compatible and transfers between the micro controller on the scale P C board and the microcontroller on the display P C boards The Scale Bed Exit System user interface consists of 5 seven segment LED digits LED indicators and switches to start scale and bed exit functions The scale P C board sends controller area network CAN messages to the scale display P C board which illuminates the LEDs The scale display P C board CareAssist Bed Service Manual MAN330 REV 2 Page 3 17 Electrical System Model Beds Chapter 3 Theory of Operation sends CAN messages to the scale board to start activation o
56. three screws D that attach the power supply cover E to the power supply F 7 Remove the power supply cover NOTE The power supply cover is connected to the power supply board by the battery cable 8 Disconnect the battery cable from the power supply board 9 Remove the power supply cover E from the power supply 10 Note the positions of the cables connected to the line filter G 1 Torx is a registered trademark of Textron Inc CareAssist Bed Service Manual MAN330 REV 2 Page 4 89 4 29 Line Filter Model Beds Chapter 4 Removal Replacement and Adjustment Procedures Figure 4 38 Line Filter m330 2 132 CAUTION When handling electronic components wear an antistatic strap Failure to do so could cause component damage 11 Put on the antistatic strap 12 Disconnect the cables from the line filter G 13 Remove the two screws H that attach the line filter G the bracket H 14 Remove the line filter G Replacement 1 Do the removal procedure in reverse order 2 Do the Function Checks on page 2 4 Page 4 90 CareAssist Bed Service Manual MAN330 REV 2 4 30 Scale Board Model Beds Chapter 4 Removal Replacement and Adjustment Procedures 4 30 Scale P C Board B Model Beds Tools required 13 mm socket Ratchet Needle nose pliers Antistatic strap Removal 1 Set the brakes 2 Raise the head s
57. 0 1 Pivot pin center arm lower 2 0017 1170 1 Foot siderail mounting bracket painted 3 RM74803A 6 E clip 1170 4 72990 1170 2 Spring guide assembly 5 72862 1170 3 Screw with confirmer 6 71087 1170 1 Cover center arm 7 510952 1170 1 Pivot pin center arm upper 8 0009 1170 1 Siderail center arm assembly painted 9 10951B 1170 1 Pivot pin outer arm upper 10 510956 1170 2 Pivot pin 11 71086 1170 1 Enclosure center arm 12 71085 1170 1 Handle siderail 13 0014 1170 2 Siderail arm painted 14 RM74478A 2 Washer nylon 1170 15 0008 1170 1 Foot siderail mechanism 16 VIO601A 1170 6 Screw with confirmer 17 0015 1170 1 Siderail mount painted 18 S30542L 1170 1 Cover 19 71018 1170 1 Siderail assembly foot end rh 71061 1170 1 Siderail assembly foot end Ih 20 71656 1170 1 Label 21 QD1653A 1 Level ball 1170 22 72792 1170 1 Spring siderail foot CareAssist Bed Service Manual MAN330 REV 2 5 53 Footboard and Headboard B Model Beds Chapter 5 Parts List Footboard and Headboard B Model Beds Figure 5 19 Footboard and Headboard B Model Beds m330 006 Table 5 19 Footboard and Headboard B Model Beds Item Number Part Number Quantity Description 1 71650 1170 1 Label 2 0004 1170 1 Footboard headboard assembly 3 71549 1170 1 CPR label Page 5
58. 0 www hill rom com USA Rental Therapy Hill Rom Company Inc 4349 Corporate Road Charleston SC 29405 Tel 800 638 2546 Belgique Belgi Distribal Admiral De Boisot Straat 19 21 2000 Antwerpen Tel 32 0 32 38 43 15 Fax 32 0 32 16 06 86 Ellas Meditime Nikolaos Chatziioannidis Egnatia 142 Str 54622 Thessaloniki Tel 30 2310 263300 Fax 30 2311 263329 Ireland Hill Rom Ltd Unit 1 Rilcarberry Business Nangor Road Dublin 22 Tel 353 0 1 413 6005 Fax 353 0 1 413 6030 dublin sales hill rom com Nordic Region Hill Rom AB Ekbacksvagen 20 168 69 Bromma Sweden Tel 46 0 8 564 353 60 Fax 46 0 8 564 353 61 se marketing hill rom com Suisse Schweiz Hill Rom SA Chemin du Vallon 26 1030 Bussigny Tel 41 0 21 706 21 30 Fax 41 0 21 706 21 33 hrch info hill rom St Paul MN USA Hill Rom Company Inc 1020 W County Road F St Paul MN 55126 Tel 651 490 1468 or 800 426 4224 www thevest com Canada Hill Rom Canada 5444 Timberlea Blvd Mississauga Ontario Canada L4W 2T7 Tel 800 267 2337 Espa a Hill Rom Iberia S L C Comerc n 2 22 Nave n 14 Poligno Industrial EL PLA 08980 Sant Feliu de Llobregat Barcelona SPAIN Tel 34 0 93 685 6009 Fax 34 0 93 666 5570 Italia Hill Rom S p A Via Ambrosoli 6 20090 Rodano Tel 39 0 02 950541 Fax 39 0 02 95328578 sterreich Hill Rom Austria GmbH Bueropark Donau Haus 8 3400 Klosterneuburg Tel
59. 1 Caster brake steer 1170 8 RO0108A 3 Caster brake anti static 1170 9 VI0326 1170 8 Screw 10 10361 1170 4 Nut 11 VI0020 1170 4 Bolt 12 0002 1170 1 Brake steer pedal 13 530527 1170 2 Plastic bushing 14 F11203A 1170 1 Brake bar 15 VI0616A 1170 16 Washer 16 72992 1700 1 Power cord 17 10093 1170 2 Screw 18 000663 1170 2 Push nut 19 71082 1170 2 Bumper 20 530526 1170 2 End cover 21 S30283B 1170 2 Accessory socket 22 71438 1170 2 Adapter IV pole 23 0012 1170 1 Head end brake cover 24 000 1170 1 Brake rod head 25 0006 1170 1 Base frame assembly 26 VI0613A 1170 4 Screw 27 AGO0034 1170 1 Brake detection switch 28 530531 1170 8 Main bearing 29 AG0036 1170 2 Hilow column CareAssist Bed Service Manual MAN330 REV 2 5 11 Base Frame A Model Beds Chapter 5 Parts List Item Number Part Number Quantity Description 30 10613 1170 2 31 72976 1170 2 Cable clamp 32 10344 1170 1 Screw 33 0023 1170 1 SideCom Communication System cable bracket painted Page 5 12 CareAssist Bed Service Manual MAN330 REV 2 Base Frame A Model Beds Chapter 5 Parts List NOTES CareAssist Bed Service Manual MAN330 REV 2 5 13 Articulating Frame A Model Beds Chapter 5 Parts List Ar
60. 170 17 132188 1170 1 Weldment intermediate frame 18 72274 1170 4 Mount cable tie 19 72854 1170 1 Backrest weldment 20 530555 1170 1 Cover short cable tray 21 530548 1170 1 Cover long cable tray 22 71494 1170 2 Weldment drainage hook 23 VI0609A 1170 2 Screw CareAssist Bed Service Manual MAN330 REV 2 Page 5 41 Articulating Frame B Model Beds Chapter 5 Parts List Item Number Part Number Quantity Description 24 10361 1170 1 Nut 25 511002 1170 1 Pivot pin CPR 26 72619 1170 1 Bracket CPR gas spring mount 27 72494 1170 1 Gas spring 28 RM74804A 1 E clip 1170 29 VIOGIGA 1170 2 Washer barb 30 VI0608 1170 4 Screw 31 VIOGIGA 1170 2 Washer barb 32 71994 1170 2 Spacer head siderail Page 5 42 CareAssist Bed Service Manual MAN330 REV 2 Articulating Frame B Model Beds Chapter 5 Parts List NOTES CareAssist Bed Service Manual MAN330 REV 2 5 43 Foot Extension B Model Beds Chapter 5 Parts List Foot Extension B Model Beds Figure 5 15 Foot Extension B Model Beds m330 003 Page 5 44 CareAssist Bed Service Manual MAN330 REV 2 Foot Extension B Model Beds Chapter 5 Parts List Table 5 15 Foot Extension B Model Beds Item Number Part Number Quantity
61. 2 Knee Motort 6 Brake_Switch iK frit nata zi 3 Knee Limit Switch T Foo Mla Motori Heer ees 4 Knee Limit Switch 8 Foot Hi Lo Motor P7 or P 12 RI K WAT GND 1 i Board 1 Tilt Enable or P4 rar T El 2 Tilt 72207 171514 P7 or PA RA Norte Calf 5 3 Rev Tilt I Rail Down 7 PD or Pa 2 5 Motor 2 51 Thigh 4 Foot Up a SENTIT SV el Un Thig QD1678 5 Fool Down Borba Ce REB rivet few Val tas 6 Chair In P2 Pa 7 0RG7BLK Rau Radio 21 8 7 Chair Out or PA SIBLU7BLR Direct Light SDRE 24 8 Lockout or BA S GRYTBLK indirect Light SPRI 251 4 Common Switch SRGTWAT 36 2 Foot_Hi Lo_Limit_Up_Switch 11 Head Up Signal Conditioning PCB 71761 T QD1647 3 Foot_Hi Lo_Limit_Down_Switch i GRY 5 ANIC 12 Head_Down WHT 10 1 Leg Mator 5NIC PM Control Interface 2 Leg Motor Brake Switch 71434 3Leg Limit Switch oot Hi Lo Motore Caregiver 18 4 Leg_Limit_Switch 8 Hi Lo Motor Controls 71646 2 P7 71644 1 Foot Lock Out Led 1 D Out 1 Brake_Switch 71535 2 Chair Lock Out Led 2082 Motor RT 2 Leg 2 Common Switch 3 Bed Not Down Led 3 D In 1 NIC 2 4 Bed Lock Led 4 CLR 2 NIC 3 13 5 Head Lock Out Led 5CS1 4 14 6 Knee Lock Out Led 6 Bat Enable 3 s 15 VE0136 aa 7 Gnd Trav 5 Rail Nurse Ca
62. 2080 1170 2 Slide block assembly 31 VI0613A 1170 4 Screw 32 132369 1170 2 Wire guide plastic 33 132822 1170 2 Cross beam weldment non scale Page 5 38 CareAssist Bed Service Manual MAN330 REV 2 Base Frame B Model Beds Chapter 5 Parts List NOTES CareAssist Bed Service Manual MAN330 REV 2 5 39 Articulating Frame B Model Beds Chapter 5 Parts List Articulating Frame B Model Beds Figure 5 14 Articulating Frame B Model Beds CareAssist Bed Service Manual MAN330 REV 2 Page 5 40 Articulating Frame B Model Beds Chapter 5 Parts List Table 5 14 Articulating Frame B Model Beds Item Number Part Number Quantity Description 1 S30531R 1170 4 Bearing 2 0018 1170 1 Weldment thigh and leg 3 QD0589 1170 2 End cap 4 VI0609A 1170 8 Bolt 5 ML5327 1170 As required Adhesive 6 VE0135A 2 Gas spring 1170 7 QD2346 1170 1 Ground strap thigh frame to intermediate frame QD2345 1170 1 Ground strap head frame to intermediate frame 8 V10610A 1170 2 Screw 9 10959A 1170 6 Pin pivot 10 VE0137B 1 Motor head section 1170 11 VE0138C 1 Motor thigh section 1170 12 RM74478A 2 Washer nylon 1170 13 VE0139C 1 Motor foot section 1170 14 RM74803A 6 E clip 1170 15 10361 1170 4 Nut 16 QD1545A 4 Bumper 1
63. 3 3 Table 1 9 Electromagnetic Immunity Guidance Guidance and Manufacturer s Declaration Electromagnetic Emissions The CareAssistTM Bed model P1170 is intended for use in the electromagnetic environment specified below The customer or the user of the model P1170 should make sure it is used in such an environment 60601 Electromagnetic Im ity T li Level munity Test Test Level Compliance Leve Environment Guidance Electrostatic 6 kV Contact 6 kV Contact Floors should be wood concrete or Discharge ESD 8 kV 8 kV Air ceramic tile If floors are covered TEC 61000 4 2 with synthetic material the relative humidity should be at least 30 Radiated RF 3 Vrms 3 Vrms Portable and mobile RF communica IEC 61000 4 3 80 MHz to 2 5 GHz 80 MHz to 2 5 GHz tions equipment should not be used at close distances to the P1170 bed See Note 2 Page 1 8 CareAssist Bed Service Manual MAN330 REV 2 Physical Description Chapter 1 Introduction Guidance and Manufacturer s Declaration Electromagnetic Emissions The CareAssistTM Bed model P1170 is intended for use in the electromagnetic environment specified below The customer or the user of the model P1170 should make sure it is used in such an environment Immunity Test eel Compliance Level Piecuomagnene y Test Level P Environment Guidance Electrical Fast 2 RV on Power Supply 2 XV Power Supply Mains
64. 30189 1170 1 Siderail interface P C board non scale 127865 1170 1 Label blank 132546 1170 1 Cover 132094 1170 1 Bracket 10 70611 1170 1 Line filter 11 132787 1170 1 PC board scale 12 130628 1170 1 13 VI0395 1170 4 Screw 14 4476703 1170 1 UTV adapter Zenith 92 4776701 1170 1 UTV adapter standard analog 15 129741 1170 1 SideCom Communication System board 16 132934 1170 5 Standoff 17 132628 1170 1 board motor control 18 3976301 1170 5 Standoff 19 132935 1170 2 Standoff 20 132093 1170 1 Brachet 21 10608 1170 2 Screw 22 7061002 1170 2 Fuse 2 54 5 x 20 mm 23 133251 1170 2 Fuse SA 0 25 1 25 CareAssist Bed Service Manual MAN330 REV 2 Page 5 57 CPR Cables B Model Beds Chapter 5 Parts List CPR Cables B Model Beds Figure 5 22 CPR Cables B Model Beds m330 2 165 Table 5 22 CPR Cables B Model Beds Item Number Part Number Quantity Description 1 71527 1170 1 Weldment CPR bracket and spacer Ih 2 132082 1170 6 Rivet 3 71520 1170 1 CPR cable 4 71526 1170 1 Weldment CPR bracket and spacer rh 5 510499 1170 2 CPR handle 6 71660 1170 2 Handle CPR red Page 5 56 CareAssist Bed Service Manual MAN330 REV 2 CPR Cables B Model Beds Chapter 5 Parts List NOTES CareAssist Bed Service Manual MAN330 REV 2
65. 4 1170 1 Label siderail control rh with bed exit but no nurse call 71645 1170 1 Label siderail control Ih with bed exit but no nurse call 12 72820 1170 1 Label angle indicator rh 72821 1170 1 Label angle indicator Ih 13 QD1653A 1 Level ball 1170 14 71436 1170 1 Cover head 15 71372 1170 1 Siderail cable 16 0014 1170 2 Siderail arm painted 17 S10951B 1170 1 Pivot pin outer arm upper CareAssist Bed Service Manual MAN330 REV 2 Page 5 21 Head Siderail A Model Beds Chapter 5 Parts List Item Number Part Number Quantity Description 18 5 10956 1170 2 Pivot pin outer lower 19 RM74478A 2 VVasher nylon 1170 20 RM74803A 6 E clip 1170 21 0009 1170 1 Siderail center arm assembly painted 22 71087 1170 1 Cover siderail center arm 23 510952 1170 1 Pivot pin center arm upper 24 71086 1170 1 Enclosure center arm 25 71085 1170 1 Handle siderail 26 0015 1170 1 Siderail mount painted 27 28562 1170 4 nut 28 5109538 1170 1 Pivot pin center lovver 29 0016 1170 1 Head siderail mounting bracket painted 30 72991 1170 2 Spring guide 31 72191 1170 1 Spring siderail dampening 32 72862 1170 3 Screw with confirmer 33 34 0007 1170 1 Siderail mount assembly head Page 5 22 CareAssist Bed Service Manual MAN330 REV 2 Hea
66. 4 9 on page 4 20 Figure 4 9 CPR Cable m330 2 124 Page 4 20 CareAssist Bed Service Manual MAN330 REV 2 46 CPR Cable Chapter 4 Removal Replacement and Adjustment Procedures 6 Remove the right CPR handle from the CPR cable D 7 Loosen the jam nut not shown on the CPR cable D at the CPR cable mount bracket 8 Remove the screw E securing the left CPR handle F to the CPR mounting bracket G 9 Remove the left CPR handle F from the CPR cable D 10 Loosen the jam nut not shown on the CPR cable D at the CPR cable mount bracket 11 Loosen the two jam nuts J securing the head section CPR cables to the adjuster bracket K see figure 4 10 on page 4 21 Figure 4 10 CPR Cable Adjustment m330_123 12 Loosen the jam nuts L securing the CPR cable D to the adjuster bracket K 13 Disconnect the CPR cable D from the release mechanism M CareAssist Bed Service Manual MAN330 REV 2 4 21 46 CPR Cable Chapter 4 Removal Replacement and Adjustment Procedures 14 Count the number of threads on the CPR cable D at the CPR cable mount P 15 Loosen the jam nut Q on the CPR cable D on the CPR cable mount 16 Unscrew the CPR cable D from the CPR cable mount P 17 Remove the CPR cable D from the bed Replacement A WARNING Make sure the CPR cable is routed through the head section guide bracket corr
67. 43 0 2243 28550 Fax 43 0 2243 28550 19 austria hill rom com United Kingdom Hill Rom Ltd Clinitron House Ashby Park Ashby de la Zouch Leicestershire LE65 1JG Tel 44 0 1530 411000 Fax 44 0 1530 411555 Deutschland Hill Rom GmbH Franz Rennefeld Weg 4 40472 Dusseldorf Tel 49 0 211 16450 0 Fax 49 0 211 16450 182 France Hill Rom SAS Z I du Talhou t BP 14 56330 Pluvigner Tel 33 0 2 97 50 92 12 Service France 33 0 820 01 23 45 Fax 33 0 2 97 50 92 00 Nederland Hill Rom Medical Services BV Hagenweg 1c Postbus 173 4130 ED Vianen Tel 31 0 347 32 35 32 Fax 31 0 347 32 35 00 Portugal Hill Rom Iberia S L C Comerc n 2 22 Nave n 14 Poligno Industrial EL PLA 08980 Sant Feliu de Llobregat Barcelona SPAIN Tel 34 0 93 685 6009 Fax 34 0 93 666 5570 International Hill Rom Company Inc International Department 1069 State Route 46 East J55 Batesville Indiana 47006 USA Tel 1 0 812 934 8173 Fax 1 0 812 934 7191 www hill rom com international hill rom com SideCom Communication System COM ENT 5 noh buss RH SIDERAIL COMM CABLE EDGE CARD lu VBAT i CON ENT a 3 RH RED ANSMER LT 8 TELS TET T Te T2 EL T2 TT W VOL
68. 52 5 Remove the cover C 6 For AC power fuses E do as follows a Remove the fuse cover D from the AC power P C board F b Remove the fuses E 7 For the battery fuse 1 do as follows Locate the battery cable G b Locate the inline fuse holder H on the battery cable G c Open the inline fuse holder H by twisting the two halves in opposite directions d Remove the fuse 1 Replacement 1 Perform the removal procedure in reverse order 1 Torx is a registered trademark of Textron Inc CareAssist Bed Service Manual MAN330 REV 2 Page 4 51 Chapter 4 Removal Replacement and Adjustment Procedures 4 16 Fuses A Model Beds AN 7 JA A m330 066 NS E AS NP y 7607 Figure 4 24 Fuses 2 To make sure the CareAssist Bed operates correctly do the Function Checks on page 2 4 CareAssist Bed Service Manual MAN330 REV 2 4 52 4 17 Siderail Control Board Chapter 4 Removal Replacement and Adjustment Procedures 4 17 Siderail Control P C Board Tools required T25 Torx screwdriver T15 Torx screwdriver Screwdriver Isopropyl alcohol Rags NOTE Removing the switch panel from the siderail requires the installation of a new switch panel Removal 1 Set the brakes 2 Raise the bed to its highest position 3 Raise the siderail to the up and locked position y SHOCK HAZARD Unplug
69. A from the bed B see figure 4 21 on page 4 45 5 Using the scissor jack raise the bed high enough to remove the caster 6 Remove the two alignment bolts C 7 Remove the nut D and bolt E 8 Slide the caster F and socket G out NOTE When the caster disengages from the brake bar hex rod it will fall from the socket 9 Remove the caster F from the socket G Page 4 44 CareAssist Bed Service Manual MAN330 REV 2 4 13 Caster Chapter 4 Removal Replacement and Adjustment Procedures Figure 4 21 Caster m330 070 Replacement NOTE Brake steer casters have a black washer on top Brake casters have a silver plated washer on top 1 Hold the new caster F so the window I with the cam H showing is towards the foot end of the bed 2 Insert the new caster F into the socket G so the window with the cam showing is towards the foot end of the bed A WARNING Ensure the caster is correctly positioned with respect to the movements of the hexagonal bar Failure to do so may cause the brake and steer system to malfunction Personal injury or equipment damage could occur 3 Install the new caster F and socket G into the bed B so the window with the cam showing is towards the foot end of the bed CareAssist Bed Service Manual MAN330 REV 2 Page 4 45 4 13 Caster Chapter 4 Removal Replacement and Adjustment Procedures 4 Install the two alignment bolts
70. BRANE at 5 En 217 10 BOARD C 2 5 128802 SCALE CONTROL WITH 02 71536 10 10 VBAT 0 BED EXIT 13 21 3 4 GND 5 6 DATAEIEP GNO 2 w 12 GND 433V0C n 5 pe 8 71073 w O SIDECOM GND BE LEDS 13 gt 73004 P6 TOU Wi PENDANT ns BE SW d lt ARM L SR SV ARM L SR BE SW 5 ui ba SW VOL UP SU ear red BED_EXIT_L TP_SW _BE_LEI BED_EXIT_L TP_SW_BE_LED 10 16 15 54 VOL DOVN 5 6 gt RD 12 1 16 3 15 16 ROW_4 END COL 1 pe UP BATTERY ep i e 485V TP EX ALARM 485V TP EX ALARM cs2 t COL _2 5 18 18 LOCKOUT Sube ma b GND GND VBAT 72 6 u 19119 BATTERY LED 19 20 CAN L csi pa COL _4 z 12 20 20 CLOCK A 22 CAN H CAN H RAIL RADIO GND 48 13 4ara DATA 12 28 DATA ps PB 22 22 GND 13 m TILT ENABLE t6 3 DIRECT LIGHT SDRL d 15 24 24 e 25 z5 INDIRECT LIGHT SDRL i 4 0825 0825 TILT_ENABLE P iu GNO in 13 XFMR 15 131861 100 16 131879 0 115V 17 i Em z 128829 els 131937 230v E 19 INTL_PRI Se DE 131938 240V F m 2 gt NA_PRI E 4 x 128816 24 6VAC 24 6COM XFMR SEC 14 SVAC M 14 5 0M UNE FILTER LINE 1 APPLIANCE COUPLER mone FILTER NEURAL 3 3 P26 4 35 m330 2 168 FO 3 13 1 Bed Wiring Schematic Mod
71. CAUTION Ensure that the elastic found on the nevv motors is not vvound around the motor body before removing it cut necessary turn the motor end rod in the appropriate direction to unwind this elastic It is used to indicate the correct position of the switches and internal end of travels of the motor The incorrect position of these elements may damage the motor or the structure of the bed 1 Perform the removal procedure in reverse order 2 Remove the elastic on the motor 3 Activate the CPR function The CPR function should activate when the CPR handle is approximately half way through its travel 4 Adjust the CPR cable as needed refer to procedure 4 6 5 To make sure the CareAssist Bed operates correctly do the Function Checks on page 2 4 CareAssist Bed Service Manual MAN330 REV 2 4 19 46 CPR Cable Chapter 4 Removal Replacement and Adjustment Procedures 4 6 CPR Cable Tools required 2 10 mm wrench Small screwdriver Removal 1 Set the brakes 2 Raise the head section to the highest position 3 Raise the sleep surface to the highest position W SHOCK HAZARD Unplug the bed from its power source Failure to do so could cause personal injury or equipment damage 4 Unplug the bed from its power source Let the bed sit for 60 seconds for the battery to time out 5 Remove the screw A securing the right CPR handle B to the CPR mounting bracket C see figure
72. D with the bushing in the brake steer link bar E 6 Drive the foot end brake bar D into the brake steer link bar E seating it inside the bushing 7 Install the casters B refer to procedure 4 13 8 Install the head and foot frame covers Page 4 42 CareAssist Bed Service Manual MAN330 REV 2 4 12 Brahe Steer Bar Chapter 4 Removal Replacement and Adjustment Procedures VVARNING Use proper lifting techniques Failure to do so can cause personal injury equipment damage 9 Using a second person remove the pieces of wood from under the hilow columns 10 To make sure the CareAssist Bed operates correctly do the Function Checks on page 2 4 CareAssist Bed Service Manual MAN330 REV 2 Page 4 43 4 13 Caster Chapter 4 Removal Replacement and Adjustment Procedures 4 13 Caster Tools required 13 mm socRet Ratchet Extension 10 mm hex Rey Soft faced hammer Medium screwdriver Scissor jack Removal NOTE The removal and replacement procedure is the same for both the head and foot end casters 1 Set the brakes 2 Raise the bed to the highest position SHOCK HAZARD Unplug the bed from its power source Failure to do so could cause personal injury or equipment damage 3 Unplug the bed from its power source Let the bed sit for 60 seconds for the battery to time out 4 Depending on the caster to be replaced remove the head or foot frame cover
73. Description 1 71266 1170 1 Handle foot extension release 2 S30314 1170 2 Stage poignee extension 3 71438 1170 2 Adapter IV pole 4 S30283B 1170 2 Accessory carrier 5 S20998B 1170 2 Leaf 6 71265 1170 2 Bar foot extension 1 S30315A 1170 4 Extension 8 71082 1170 2 Bumper 9 QD0663 1170 2 Push nut 10 5305341 1170 2 Fixing device 11 VI0554A 1170 8 Screw 12 0013 1170 1 Extension foot weldment 13 VI0608A 1170 2 Screw 14 0005 1170 1 Extension foot assembly 15 VI0613A 1170 2 Screw plastic CareAssist Bed Service Manual MAN330 REV 2 Page 5 45 Head Siderail B Model Beds Chapter 5 Parts List Head Siderail B Model Beds Figure 5 16 Head Siderail B Model Beds 330 2 129 5 46 CareAssist Bed Service Manual MAN330 REV 2 Head Siderail B Model Beds Chapter 5 Parts List Table 5 16 Head Siderail B Model Beds Item Number Part Number Quantity Description 1 72290 1170 1 Label blank speaker cover 2 72862 1170 4 or 8 Screw hi lo 3 71090 1170 1 Speaker cover 4 71091 1170 1 Gasket cover 5 70746 1170 1 Speaker 6 28562 1170 4 Nut 7 128804 1170 1 Siderail rh scale beds 129656 1170 1 Siderail lh scale beds 71019 1170 1 Siderail rh non scale beds 71062 1170 1 S
74. E eR C 6 11 Chapter 7 Accessories ACCESSONICS a qi i i ie 7 1 Infusion Support System P158 7 2 get Bee Be OX EET i 7 2 REMOVAL Destegs iden god ated ee 7 2 Oxygen Tank 1 27601 7 3 1 adc e 7 3 Removal iuis ieee T 7 3 Standard IV Pole P2217 esso tes ue ES 7 4 Seo v eoa o EE 7 4 REMOVALS meses ley es bd A 7 4 Mattress Pad 734 1 7 5 TIristallaltofies 13 etaed Ca a 7 3 REMOVAL auc Levene s va 7 5 CareAssist Bed Service Manual MAN330 REV 2 Mattress PZ3IEAS3e v Love et En 7 6 Tir 7 6 REMOVAL ue DE 7 6 CareAssist Bed Service Manual MAN330 REV 2 Page xiii NOTES Page xiv CareAssist Bed Service Manual MAN330 REV 2 Chapter 1 Introduction Purpos
75. FOdUCHon su oes edes e d A oed VS 1 1 Chapter 2 Troubleshooting 1 1 Chapter 3 Theory of 1 1 Chapter 4 Removal Replacement and Adjustment Procedures 1 2 Chapter Parts List ve rs ie Sow EN aa UNION Da DS OI 1 2 Chapter 6 General 1 2 Chapter d Accessories SL a ta as 1 2 Document 1 1 3 Vete Ww crea etre A 1 4 Physical Description iis N cases E es SE e 1 5 Model o a d eo epa re prec en dem ed 1 10 Safety E bd A EC PT 1 11 Warning and Caution Labels 13 Chapter 2 Troubleshooting Procedures Getting xe Dia ES QS 2 1 Initial C MONS CEE aie DR cp qal Ao Des 2 2 Problem Solution Table 2 2 Iunctiom CHECKS oo eoi Sn DU dee 2 4 Scale and Bed Exit Function Checks 922 LG P EE 2 9 Pinal isa SS La ats DR a RS pa as Es 2 11 No Functions WOES a ete my EE DEA aE SES 2 12 Lockout Malfunction eR Re e
76. INC 1069 STATE ROUTE 46 E BATESVILLE IN 47006 9167 Address all return goods to ATTN SERVICE STORES DISTRIBUTION CENTER DOOR D23 HILL ROM COMPANY INC COUNTY ROAD 300E BATESVILLE IN 47006 9167 NOTE To eliminate possible delays or incorrect billings do not return any items without a Return Material Authorization RMA number When a return is requested an RMA packet is included with each order This packet includes an RMA number instructions and a shipping label If an RMA number is not available obtain one by phoning Hill Rom Technical Support at 800 445 3720 Page 5 2 CareAssist Bed Service Manual MAN330 REV 2 Exchange Policy Chapter 5 Parts List Exchange Policy The follovving are policies for in vvarranty and out of vvarranty exchanges from Hill Rom In Warranty Exchanges In some cases Hill Rom will request that parts products be returned for inspection When this occurs you are expected to return parts products within 30 days of receipt of the exchange part If you fail to return the inoperative parts products within the 30 day period Hill Rom will invoice your facility for the full selling price of the parts products NOTE The preceding billing procedure pertains only to parts products that Hill Rom requests to be returned In some cases the invoice accompanying the parts will show the full selling price only for internal use at Hill Rom Do not confuse this price with your pri
77. Manual REV 2 CPR Cables A Model Beds Chapter 5 Parts List NOTES CareAssist Bed Service Manual MAN330 REV 2 5 31 Control Cables A Model Beds Chapter 5 Parts List Control Cables A Model Beds Figure 5 11 Control Cables A Model Beds 1 o 2 7 F _ V gt kro ul pe e h d 5 H L N H p 10 o
78. Manual MAN330 REV 2 4 5 Head Section Motor Chapter 4 Removal Replacement and Adjustment Procedures Figure 4 7 B Model Beds m330 2 164 9 On the power supply board disconnect the head section motor connector number 3 10 Remove the cable cover on the central rail and remove the head section motor cable 11 Using the CPR control lower the head section to the flat position 12 Disconnect the CPR cable F from the head motor actuator arm G see figure 4 8 on page 4 18 13 Count the number of threads E on the CPR cable F that extend past the cable mount H on the head motor I CareAssist Bed Service Manual MAN330 REV 2 4 17 4 5 Head Section Motor Chapter 4 Removal Replacement and Adjustment Procedures L m330 104 14 Loosen the jam nut J on the CPR cable F 15 Remove the CPR cable F from the cable mount H NOTE The CPR cable is threaded into the cable mount 16 Remove the E ring from the pin L at rod end of the motor 1 17 Remove the E ring from the pin N at the body end of the motor 1 18 While supporting the motor I remove the pin L 19 VVhile supporting the motor I remove the pin N 20 Remove the motor from the bed Page 4 18 CareAssist Bed Service Manual MAN330 REV 2 4 5 Head Section Motor Chapter 4 Removal Replacement and Adjustment Procedures Replacement
79. Procedures 48 Foot Section Motor Tools required 13 mm socket Ratchet Extension E ring installation tool T25 Torx screwdriver Removal 1 Set the brakes 2 Raise the sleep surface to the highest position 3 Raise head section to the highest position 4 Remove the seat and knee sections W SHOCK HAZARD Unplug the bed from its power source Failure to do so could cause personal injury or equipment damage 5 Unplug the bed from its power source Let the bed sit for 60 seconds for the battery to time out 6 For A model beds do as follows otherwise go to step 7 a Remove the two screws A and washers B securing the power supply cover C to the power supply D see figure 4 14 on page 4 28 b Remove the power supply cover C 1 Torx is a registered trademark of Textron Inc CareAssist Bed Service Manual MAN330 REV 2 Page 4 27 4 8 Foot Section Motor Chapter 4 Removal Replacement and Adjustment Procedures Figure 4 14 Power Supply m330_075 7 For B model beds do as follows a Remove the two screws J from the retainers L see figure 4 15 on page 4 29 b Remove the retainers L c Remove the three screws M that attach the power supply cover N to the power supply O d Remove the power supply cover N NOTE The power supply cover is connected to the power supply board by the battery cable e Disconnect the battery cable from th
80. RLOCK 11 16 EI venc 1 13 CG DATA TB FB 12 MTR 14 CG DATA TB 13 131874 cons 11 HO_MTR J T CLOCK CLOCK 3 24 MTR E GNO is 15 VOLUME CONTROL HIGH COMMON 14 5 tt GNO Ini 16 _ RED_NURSE_ANSWER_LT_PAS iz VOLUME CONTROL HIGH COMMON 15 3 GNO 7 17 RED NURSE ANSWER LT POS 16 8 MTR SS 5 El 1 I A DATA_DUT 4 C NRALUP js 18 17 E cons 241 RAIL OWN ps R pi 19 YELLOW_NURSE_CALL LT_POS 18 Z WAKE_UP_BATTERY _ S RAIL NO La x 2 DIRECT LIGHT YELLOW NURSE CALL LT POS 19 P20 4 3 3VDC PB 51 KN MTR RAIL NURSE CALL js 8 2 INDIRECT LIGHT DIRECT LIGHT 2 n 4 EIN RAIL TV Les 8 2 SPEAKER HIGH LEFT INDIRECT LIGHT a n LOCKOUT E T MIR pms CON ENT 5V 23 VOLUME CONTROL MIPER SPEAKER HIGH LEFT 2 t 11 e E ene ASNT 18 BATTERY BATTERY LED 1 2 EMS 1 24 RADIO CONTROL VOLUME CONTROL WIPER 23 COUTE LLL a TILT ENABLE TILT ENABLE En conz BE SV alpa 25 NURSE CALL POS RADIO CONTROL 24 ee ie a RSE CAL POS RADID CONTROL el a INDIRECT LIGHT RIGHT SDRL m 26 NURSE CALL NEG NURSE CALL POS 25 DIRECT LIGHT RIGHT SDRL Ms LIGHTING NURSE NEG 26 YELLOW_NURSE_CALL_LT_NEG LIGHTING_COMMON zi 24 5VAC Li BLK HIGH LOW 16 ESE ET ia CEST SE
81. SERVICE MANUAL CareAssist Bed EES From Hill Rom Product No P1170 For Parts or Technical Assistance MAN330 REV 2 USA 800 445 3720 Canada 800 267 2337 International Contact your distributor CareAssist Bed Service Manual Revisions Revision Letter Pages Affected Date Original Issue December 2003 REV 2 All January 2005 MAN330 REV 2 CareAssist Bed Service Manual MAN330 REV 2 Page i Revisions 2005 by Hill Rom Services Inc ALL RIGHTS RESERVED No part of this text shall be reproduced or transmitted in any form or by any means electronic or mechanical including photocopying recording or by any information or retrieval system without written permission from Hill Rom Services Inc Hill Rom The information in this manual is confidential and may not be disclosed to third parties without the prior written consent of Hill Rom Second Edition First Printing 2003 Printed in the USA CareAssist is a trademark of Hill Rom Services Inc Comfortline is a registered trademark of Hill Rom Services Inc CSA is a registered trademark of Canadian Standards Association Inc Dining Chair is a trademark of Hill Rom Services Inc FullChair is a registered trademark of Hill Rom Services Inc Hill Rom is a registered trademark of Hill Rom Services Inc Line of Site is a registered trademark of Hill Rom Services Inc Loctite is a registered trademark of Loc
82. TILT ENABLE 71538 BED FUNCTIONS BED EXIT 2 Y 131686 BED FUNCTIONS e 2 4 amp NURSE TALL 2 i GND lt 2 TILT 2 T DATA OUT a m REVERSE TILT 2 52 I 4 i FOOT_UP 4 3 DATA IN L M B FOOT_DOWN CLOCK CHAIR_IN 5 tsi 17 5 CHAIR_OUT UP a 8 LOCKOUT 4 3 3VDC Ld BED UP M GND SPKR_HIGH 2 2809 1 BED DOWN LEFT SIGNAL 485V TP EX ALARM SPKR LOW COM 1806 10 10 CONDITIONING BOARD ere 3 5 HEAD UP TILT ENABLE LBD7 11 n 1 Li T HEAD DOWN ARM L SR BE SV 71761 VCC 12 12 n RAIL_TV aec NEE UP LOCKOUT Pu EE WAKE UP BATTERY uu 1808 Ja 13 12 le RAIL_NURSE_CALL Oy ea Es KNEE DOWN BATTERY LED 21 LOCKOUT 72 pil 7 1800 RAIL_DOWN 3 WAKE UP BATTERY BED EXIT TP SW BE LED BATTERY LED 1 18010 15 15 313 RAIL_UP B ae GND P7 RAL TV LBD11 J SV UP 51 PI VBAT RAIL _NURSE CALL fa LBD12 1 2 55 SW DOVIN 1100 2419 E RED_ANSWER LT_NET 16 18013 A er e GET 2 616 RAIL RADIO u ES alg VBAT i 3 YELLOW CALL LT NET RAIL RE OT STRE 7 SCALE VERSION 129816 5 ep REDLANSWER LT NET RAIL NURSE RAIL 81 pie NONSSCALE VERSION 130189 oL 1805 Mo 8 INDIRECT LIGHT SORL ls SIE RAIL 128749 SCALE CONTROL ONLY MEM
83. UP HEAD_DOWN KNEE_UP KNEE_DOWN SR_BE_SW RAIL_NURSE_CALL 2 BATTERY_ENABLE LED COLOR FUNCTION FOOT LOCK OUT LEO CHAIR LOCK OUT LED BED_NOT_ DOWN_ LED BED LOCK OUT LED HEAD LOCK OUT LED KNEE_ LOCK_ OUT_ LED GND 3 3VDC SR_BE_ LED YELLOW CALL LT NET 154 RED ANS LT NET 14 BATTERY LED BATTERY 1 0 NURSE CALL BED EXIT NURSE ANSWER HEAD LOCK OUT KNEE LOCK OUT BED LOCK OUT CHAIR LOCK OUT FOOT LOCK OUT BED NOT DOWN m330_111 FO 3 2 Caregiver Control CLOCK AQ WAKE _UP_BATTERY BATTERY LED s s s 5 153 G STE S ST e 4T 7 9 T7 DATA IN 80914 680 SZ WAKE UP BATTERY LOCKOUT TTERY LEDs TILT ENABLE eI elTe 8 gt i NUASE LO_ENTERTAINMENT _V RAIL NURSE CALL RED NURSE ANSMER LT NEG RED ANSWER LT NET SERRES E BED EXIT ALARM 5 RAL NURSE CALL RED_NURSE_ANSWER_LT_NEG 5 gt a i WAKE UP BATTERY AL ARM BATTERY 1 0 47680 5 RAIL NURSE RED NURSE ANSWER LT NEG GND RED_ANSWER_LT_NET BED_EXIT_ALARM SR_BE_SW d SPEAKER_LOW_COMMON 1283702 SPEAKER DOWN RAIL RADIO DIRECT LIGHT 500 INDIRECT LIGHT El BE LEDs
84. Up control The head section rises to the high position without stopping or the audible alarm sounding Yes Go to RAP 2 5 12 Press the Head Down control The head section goes down to the low position without stopping or the audible alarm sounding do not consider the knee section motor Yes No J Go to RAP 2 5 13 Press the Head Up control verifying Automatic Contour The head section and knee section rise simultaneously then the knee section stops at an angle approaching 17 while the head section continues to rise to its highest position Yes No Go to RAP 2 5 14 Press the Head Down control The head section goes down then the knee section continues to drop when the head section reaches low position Yes No Goto RAP 2 5 CareAssist Bed Service Manual MAN330 REV 2 Page 2 5 Function Checks Chapter 2 Troubleshooting Procedures 15 16 17 18 19 20 21 Unplug the power from the power source and test the functions checked in step 12 to step 14 The bed functions operate properly Yes No d Go to RAP 2 6 Press the Knee Up control until it reaches the high position and then press the Foot Up control The foot section rises to the high position without stopping or the audible alarm sounding Yes No d Go to RAP 2 7 Press the Foot Down control The foot section drops to the low position without stopping or the audible alarm sounding
85. V AC rectified filtered Table 3 8 Maximum Power Load Voltage 12 100 580 60 110 550 VA 55 115 580 55 120 670 55 127 630 60 220 680 10 230 630 VA 10 240 590 VA 10 The power supply unit is composed of the following components Power stage Functions controlled by relays and transistors Battery charging circuit Control logic and specific functions The functions may be locked out using the caregiver controls When they are not locked out they be used by one of the following e Patient pendant e Caregiver controls Page 3 12 CareAssist Bed Service Manual MAN330 REV 2 Electrical System Model Beds Chapter 8 Theory of Operation Povver Stage The power stage is composed of an AC input transformer protected at the input by two antisurge fuses and an internal self resetting thermal cutout There are two transformer options one having a single winding primary 120 V 60 Hz for use in North America and the other having two primaries multi tapped for use in 100 110 115 127 220 230 and 240 V 50 60 Hz and 120 V 50 Hz applications There are two secondaries both of which are protected by Positive Temperature Coefficient PTC devices The PTCs are located on the siderail interface P C board The first secondary nominally 24 5 V AC supplies power to the motor control P C board It is rectified and filtered by the motor c
86. VAL Eae Dind que YO MCN ede eis 4 27 Replacement tox ua 4 30 Head Hilow Column Model 4 31 REM ya OE EG DES ES 4 31 Replacement ines Gee Se BRUN UNE Op EE a Oa tous LO 4 32 Foot Hilow Column Model 4 34 Removal eere E tus UA idee e tacts 4 34 Replacements RUE ek oe AME Eua 4 36 Brake Detection se ew eed D ES 4 38 a eaa PUE nd ducet d RUS 4 38 Replacement ci mites te a eio 5 on ax er er 4 38 Brakel steer BAS euo eed Rute Vaude Es 4 40 Removal Feed od du BAAR Ame d ad qs 4 40 Page viii CareAssist Bed Service Manual MAN330 REV 2 Replacement ee ue PE E E e 4 42 CASES oe Are 4 44 REMOVAL ESE DOQ 4 44 Replacement e RUD ow Ro pee CR e cats da d 4 45 SideCom Communication System Board Model 4 47 Removal teers ee de eae tere EES RGE GES uS 4 47 Replacements to ee me el VE Dur Ee a 4 48 Interface P C Board Model 4 49 Removal suami
87. ack of the pod B Remove the pod back E 10 Note the routing of the cable F 11 Disconnect the cable F from the P C board G 12 Disconnect the P C board G from the switch panel cable H 1 Torx is a registered trademark of Textron Inc 4 80 CareAssist Bed Service Manual MAN330 REV 2 4 25 Scale Control Pod Board Model Beds Chapter 4 Removal Replacement and Adjustment Procedures Figure 4 34 P C Board Replacement m330 2 134 CareAssist Bed Service Manual MAN330 REV 2 Page 4 81 4 25 Scale Control Pod Board Model Beds Chapter 4 Removal Replacement and Adjustment Procedures Replacement 1 2 3 Connect the board to the svvitch panel cable Connect the cable to the board G Do the cable routing as noted earlier Install the pod back Install the four screws D to attach the pod back E to the pod B Install the pod into the siderail Slide the pod B toward the foot end of the siderail C so the weldment engages the groove in the siderail Install the spacer A Do the Function Checks on page 2 4 Page 4 82 CareAssist Bed Service Manual MAN330 REV 2 4 26 Batteries Model Beds Chapter 4 Removal Replacement and Adjustment Procedures 4 26 Batteries B Model Beds Tools required T25 Torx screwdriver Removal 1 S
88. ake sure the CareAssist Bed operates correctly do the Function Checks on page 2 4 Page 4 56 CareAssist Bed Service Manual MAN330 REV 2 4 19 Patient Pendant Mount Chapter 4 Removal Replacement and Adjustment Procedures 4 19 Patient Pendant Mount Tools required VVire cutters NOTE This procedure is for moving the pendant mount from one side the bed to the other side of the bed Removal 1 Set the brakes W SHOCK HAZARD Unplug the bed from its power source Failure to do so could cause personal injury or equipment damage 2 Unplug the bed from its power source Let the bed sit for 60 seconds for the battery to time out 3 Remove the pendant refer to procedure 4 18 4 Cut and remove the cable ties securing the pendant mount to the bed Replacement 1 Move the pendant mount to the opposite side of the bed 2 Using cable ties secure the pendant mount to the bed 3 To make sure the CareAssist Bed operates correctly do the Function Checks on page 2 4 CareAssist Bed Service Manual MAN330 REV 2 Page 4 57 4 20 Bed Exit Switch Chapter 4 Removal Replacement and Adjustment Procedures 4 20 Bed Exit Switch Tools required Soft faced hammer 3 32 punch T25 screwdriver 13 mm wrench Removal NOTE The tape switch assembly consists of two tape switches connected to a single cable if one tape switch is inoperable both tape switches must be re
89. als or bed control switches Component Handling A CAUTION To help prevent component damage make sure your hands are clean and only handle the P C board by its edges A CAUTION When handling electronic components wear an antistatic strap Failure to do so could result in component damage A CAUTION For shipping and storage place the removed board in an antistatic protective bag Equipment damage can occur P C Board When servicing the P C board follow good handling practices Mishandling a board can cause the following P C board damage Shortened P C board life Unit malfunctions Page 6 2 CareAssist Bed Service Manual MAN330 REV 2 Lubrication Requirements Chapter 6 General Procedures Observe the follovving P C board handling rules Make sure your hands are clean and free of moisture oily liquids etc e Only handle the board by its outer edges e Do not touch the board components Finger contact with the board surface and or with its components can leave a deposit that will result in board and component deterioration e When working with electronics wear an appropriate antistatic strap and make sure it is properly grounded Service the removed P C board at a static free workstation that is properly grounded For shipping and storage place the removed P C board in an antistatic protective bag Lubrication Requirements There are no lubr
90. and interface P C board E 7 Remove the six screws F securing the interface P C board E to the box cover B 8 Remove the five screws G securing the SideCom Communication System P C board D to the box cover B 9 Remove the SideCom Communication System P C board D 1 Torx is a registered trademark of Textron Inc CareAssist Bed Service Manual MAN330 REV 2 Page 4 47 4 14 SideCom Communication System Board A Model Beds Chapter 4 Removal Replacement and Adjustment Procedures Figure 4 22 SideCom Communication System P C Board m330 102 Replacement 1 Perform the removal procedure in reverse order 2 make sure the CareAssist Bed operates correctly do the Function Checks on page 2 4 Page 4 48 CareAssist Bed Service Manual MAN330 REV 2 4 15 Interface Board A Model Beds Chapter 4 Removal Replacement and Adjustment Procedures 4 15 Interface P C Board A Model Beds Tools required T15 Torx screwdriver T25 Torx screwdriver Removal 1 Set the brakes 2 Raise the bed to its highest position W SHOCK HAZARD Unplug the bed from its power source Failure to do so could cause personal injury or equipment damage 3 Unplug the bed from its power source Let the bed sit for 60 seconds for the battery to time out NOTE The interface P C board is mounted on the interface box cover 4 Remove the nine screws
91. both backed up at each end If one of these safety devices is activated the column cannot be used however the other functions remain operational Complementing these EOT devices the overload limiting function of the power supply unit provides protection in the event of mechanical failures obstacles or overload Detection of Bed Not in Low Position This type of detection is obtained by taking into account the state of the low EOT of the hilow columns The motor control P C board controls the corresponding indicator as soon as one of the two EOTs is released Automatic Contour The motor control P C board upon receiving a command from the control unit controls the automatic contour head section and knee section operation of the bed This function is carried out through an intermediate switch of the knee section actuator When the Head Up function is activated while in the horizontal position the head section and knee section rise until the intermediate internal microswitch of the knee section actuator cuts its power at approximately 20 The head section actuator continues to operate until it reaches its upper EOT or its control is released When the Head Down function is activated and the head section reaches the low position the knee section actuator continues operating until it reaches its lower EOT or its control is released Dining Chair Position The Dining Chair Position function combines the movements of the bed f
92. cable 13 Disconnect the battery cable from the power supply board 14 Remove the power supply cover E from the bed 15 Install the Vice Grips into the head hilow channel 16 Disconnect the column cable from the power supply P C board 17 Tie the string around the end of the column cable 1 Vise Grip is a registered trademark of Petersen Manufacturing Company Inc CareAssist Bed Service Manual MAN330 REV 2 Page 4 69 4 22 Foot Hilow Column Model Beds Chapter 4 Removal Replacement and Adjustment Procedures 18 Remove the cover F from the bottom of the foot hilow column G see figure 4 31 on page 4 70 Figure 4 31 Foot Hilow Column m330 2 149 CareAssist Bed Service Manual MAN330 REV 2 Page 4 70 4 22 Foot Hilow Column Model Beds Chapter 4 Removal Replacement and Adjustment Procedures 19 Disconnect the brake detection switch cable H 20 Remove the screw I that attaches the hilow column ground wire J to the bed K 21 Remove the four screws L and washers M that attach the foot hilow column to the bed 22 Remove the brake detection switch N 23 Remove the four screws O that attach the foot hilow column G to the weigh frame P 24 Remove the two screws Q and washers R that attach the column cover S to the foot hilow column G 25 Remove the cover S 26 Remov
93. ce Do not return any parts without an RMA number When parts products have been requested to be returned Hill Rom will include an RMA packet with the parts products shipment If an RMA number is not available obtain one by phoning Hill Rom Technical Support at 800 445 3720 Out of Warranty Exchanges You are expected to return the inoperative parts products within 30 days of receipt of the exchange part Hill Rom will include an RMA packet with the parts products shipment If an RMA number is not available obtain one by phoning Hill Rom Technical Support at 800 445 3720 Hill Rom will invoice your facility for the full selling price of the parts products Upon return of the inoperative parts products Hill Rom will issue a credit to your facility for the difference between the exchange price and the full selling price of the parts products CareAssist Bed Service Manual MAN330 REV 2 5 3 Warranty Chapter 5 Parts List 1 28 HILL ROM COMPANY INC LIMITED WARRANTY Hill Rom Company Inc Hill Rom has a long tradition of providing superior products and service to our customers Our goal is Total Customer Satisfaction In that spirit Hill Rom is proud to offer the following warranty GENERAL WARRANTY APPLICABLE UNLESS SPECIFIC WARRANTY IS LISTED Hill Rom warrants to the original purchaser that its products and replacement parts shall be free from defects in material and workmanship for a perio
94. ce Manual MAN330 REV 2 Page 4 87 428 SideCom Communication System Board Model Beds Chapter 4 Removal Replacement and Adjustment Procedures Figure 4 37 Communication P C Board m330 2 140 CAUTION When handling electronic components wear an antistatic strap Failure to do so could cause component damage 11 Put on the antistatic strap 12 Disconnect the cables from the communication board 13 Pinch the ends of the standoffs 14 Pull the P C board G off the standoffs 15 Remove the board from the power supply F Replacement 1 Do the removal procedure in reverse order 2 Do the Function Checks on page 2 4 Page 4 88 CareAssist Bed Service Manual MAN330 REV 2 4 29 Line Filter Model Beds Chapter 4 Removal Replacement and Adjustment Procedures 4 29 Line Filter B Model Beds Tools required 13 mm socket Ratchet Needle nose pliers Antistatic strap T15 Torx screwdriver T25 Torx screwdriver Removal 1 Set the brakes 2 Raise the head section to the full up position A WARNING Unplug the bed from its power source Failure to do so could cause personal injury or equipment damage 3 Unplug the bed from its power source Let the bed sit for 60 seconds for the battery to time out 4 Remove the two screws A from the retainers C see figure 4 38 on page 4 90 5 Remove the retainers C 6 Remove the
95. cifications Description Specification Type of protection against electric shock Class I according to IEC 60601 1 Degree of protection against electric shock Type B according to IEC 60601 1 Protection against harmful ingress of water IPX4 according to IEC 60529 Intermittent operation 10 3 min 30 min Maximum power load 42 Table 3 6 Voltage Frequency Voltage Frequency Maximum Idle 10 Current Amps Current Amps 100 50 60 Hz 5 75 57 110 50 60 Hz 4 99 48 115 50 60 Hz 4 99 48 120 50 Hz 5 58 44 120 60 Hz 5 3 184 127 50 60 Hz 4 95 48 220 50 60 Hz 3 1 31 230 50 60 Hz 2 75 29 240 50 60 Hz 2 46 29 Refer to the schematic diagram at the end of this section to obtain specific information for the cabling The bed is operated by a power supply unit This unit controls the electrical functions of the bed hilow head section and knee section with automatic contour and foot section These functions are performed by motors using a very low voltage CareAssist Bed Service Manual MAN330 REV 2 3 11 Electrical System Model Beds Chapter 3 Theory of Operation Power Supply Unit Characteristics Table 3 7 Power Supply Unit Characteristics Description Specification Input characteristics see table 3 6 on page 3 11 Fuse rating on primary 5 0 2 5 A time delay Output voltage 18 to 40
96. ction frame extend with respect to the seat section The hard surface also extends with respect to the head section frame towards the head end This is achieved by the two elevation arms of the head section frame that terminate in gear teeth interfaced with the notches in the rear of the head section hard surface and move the hard surface towards the head end as the head section is raised Emergency CPR Release The CPR control handles are located at the head end of the bed under each corner of the sleep deck Pulling one of the handles disengages the driving gear of the head section motor inside the actuator This lets the head section drop under the pull of gravity assisted by 1 spring cushioned by one damper Extendable Foot Section The extendable foot section lets the caregiver add an additional 4 102 mm to the length of the bed The movement is controlled by a lever under the foot end of the bed Pulling up on the lever and pulling the foot section out extends the section The foot section locks into place when extended or retracted Hilow System A WARNING The column must be replaced if it becomes defective The column must never be dismantled Failure to observe this warning could result in personal injury The hilow system features two columns each composed of three sections that slide in relation with each other by a pantograph system This system is driven by a fixed motor installed at the base of the mechanism This
97. d E The display changes to 100 0 10 Use the switches next to the calibration switch to adjust the weight up or down to match the calibration weight 11 When the correct weight is shown press and release the calibration switch 12 The display should change to CALO Do not touch the bed as it zeroes 1 Torx is a registered trademark of Textron Inc CareAssist Bed Service Manual MAN330 REV 2 6 11 m330 2 160 ecl LI pu LI i Ta Ed E 6 1 Scale Calibration Chapter 6 General Procedures Figure 6 1 Scale Calibration Switch CareAssist Bed Service Manual MAN330 REV 2 Page 6 12 6 1 Scale Calibration Chapter 6 General Procedures 13 VVhen the bed is zeroed the display changes to and one tone sounds 14 Add the calibration vveight to the left head of the bed over the load cell Do not touch the bed NOTE For best results put the vveight over the load cell 15 After approximately 30 seconds the display changes to CAL2 and two tones will sound NOTE The time may change because of the environmental conditions 16 Remove the calibration weight Do not touch the bed 17 After approximately 30 seconds the display changes to CAL3 and three tones sound 18 Add the calibration weight to the left foot of the bed over the load cell Do not touch the bed 19 After approximately 30 seconds the di
98. d Ih 20 71656 1170 1 Label 21 QD1653A 1 Level ball 1170 22 72792 1170 1 Spring siderail foot CareAssist Bed Service Manual MAN330 REV 2 5 25 Footboard and Headboard A Model Beds Chapter 5 Parts List Footboard and Headboard A Model Beds Figure 5 7 Footboard and Headboard A Model Beds m330 006 Table 5 7 Footboard and Headboard A Model Beds Item Number Part Number Quantity Description 1 71650 1170 1 Label 2 0004 1170 1 Footboard or headboard assembly 3 71549 1170 1 CPR label Page 5 26 CareAssist Bed Service Manual MAN330 REV 2 Plastic Sleep Deck A Model Beds Chapter 5 Parts List Plastic Sleep Deck A Model Beds Figure 5 8 Plastic Sleep Deck A Model Beds 330_2_007 Table 5 8 Plastic Sleep Deck A Model Beds Item Number Part Number Quantity Description 1 71038 1170 1 Sleep surface panel backrest 2 71037 1170 1 Sleep surface panel seat 3 71036 1170 1 Sleep surface panel knee 4 71035 1170 1 Sleep surface panel foot 5 71515 1170 8 Rivet plastic 6 34400 1170 2 Tape strip bed exit 7 71525 1170 2 Bracket 8 71526 1170 1 Weldment CPR bracket and spacer rh 9 10 71527 1170 1 Weldment CPR bracket and spacer Ih 11 VI0615A 1170 20 Screw CareAssist Bed Service Manual MAN330 REV 2
99. d Siderail A Model Beds Chapter 5 Parts List NOTES CareAssist Bed Service Manual MAN330 REV 2 Page 5 23 Foot Siderail A Model Beds Chapter 5 Parts List Foot Siderail A Model Beds Figure 5 6 Foot Siderail A Model Beds m330 005 CareAssist Bed Service Manual MAN330 REV 2 Page 5 24 Foot Siderail A Model Beds Chapter 5 Parts List Table 5 6 Foot Siderail A Model Beds Item Number Part Number Quantity Description 1 S10953B 1170 1 Pivot pin center arm lower 2 0017 1170 1 Foot siderail mounting bracket painted 3 RM74803A 6 E clip 1170 4 72990 1170 2 Spring guide assembly 5 72862 1170 3 Screw with confirmer 6 71087 1170 1 Cover center arm 7 510952 1170 1 Pivot pin center arm upper 8 0009 1170 1 Siderail center arm assembly painted 9 10951B 1170 1 Pivot pin outer arm upper 10 510956 1170 2 Pivot pin 11 71086 1170 1 Enclosure center arm 12 71085 1170 1 Handle siderail 13 0014 1170 2 Siderail arm painted 14 RM74478A 2 Washer nylon 1170 15 0008 1170 1 Foot siderail mechanism 16 VIO601A 1170 6 Screw with confirmer 17 0015 1170 1 Siderail mount painted 18 S30542L 1170 1 Cover 19 71018 1170 1 Siderail assembly foot end rh 71061 1170 1 Siderail assembly foot en
100. d of one 1 year from date of delivery Hill Rom s obligation under this warranty is expressly limited to supplying replacement parts and or service for or replacing at its option any product which is in the sole discretion of Hill Rom found to be defective In addition to the foregoing one year warranty Hill Rom warrants to the original purchaser that the frame and welds on its products will be free from structural defects for the life of the product Any product upgrade or modification initiated by Hill Rom does not affect the original product warranty SPECIFIC WARRANTIES MATTRESS WARRANTIES Hill Rom warrants to the original purchaser that its mattress product shall be free from defects in material and workmanship for a period of two 2 years from date of delivery However electro mechanical mattress components compressors valves printed circuit boards hoses and couplers are covered by the general one 1 year warranty EXPENDABLES WARRANTIES A sixty 60 day limited warranty from date of delivery applies to expendable parts such as cushions coverlets software diskettes locator badge batteries dome light incandescent bulbs overhead fluorescent tubes heating elements temperature probes filter sheets and microspheres This warranty is limited to replacement of the parts covered TO OBTAIN PARTS AND SERVICE In the United States call Hill Rom Technical Support Department at 800 445 3720 Monday through Friday In Canada call Hill Rom
101. ds refer to procedure 4 3 or replace the motor control P C board refer to procedure 4 27 and then go to Function Checks on page 2 4 8 Test the interface P C board a Disconnect the patient pendant and siderails b Connect a known good part c Connect the patient pendant and siderails to the good part All functions are operate correctly CareAssist Bed Service Manual MAN330 REV 2 2 13 2 1 No Functions Work Chapter 2 Troubleshooting Procedures Yes Replace the original interface board If this solves the problem perform the Final Actions on page 2 11 othervvise contact Hill Rom Technical Support 9 Test the patient pendant and siderail controls Disconnect the patient pendant and siderails b Connect a known good part the patient pendant and siderails to the good part one at a time testing the functions after a part is connected 10 Make sure that the patient pendant and caregiver siderail controls operate correctly The functions are operational Yes Replace the patient pendant or siderail as required If this solves the problem perform the Final Actions on page 2 11 othervvise contact Hill Rom Technical Support 11 Go to Final Actions on page 2 11 Page 2 14 CareAssist Bed Service Manual MAN330 REV 2 2 2 Lochout Malfunction Chapter 2 Troubleshooting Procedures 2 2 Lockout Malfunction NOTE The sympto
102. ds to mid travel Yes No foot motor refer to procedure 4 8 page 4 27 Test the function of the thigh section motor intermediate switch Connect the foot section motor cable to its socket 2 green b Either connect a new thigh section motor in extended position or using an ohmmeter check the state of the intermediate switch of the thigh section motor The motor is extended the contacts 3 and 4 of the 4 pin 2 20 CareAssist Bed Service Manual MAN330 REV 2 2 7 Foot Section Malfunction Chapter 2 Troubleshooting Procedures connector socket 5 brown are short circuited see Figure 2 1 on page 2 21 With rod retracted the circuit is open Figure 2 1 4 pin Connector m330_108 9 The foot section function operates correctly Yes No Replace the power supply A model beds refer to procedure 4 3 or the motor control P C board B model beds refer to procedure 4 27 If this solves the problem perform the Final Actions on page 2 11 otherwise contact Hill Rom Technical Support 10 Replace the knee motor refer to procedure 4 7 on page 4 23 then go to Final Actions on page 2 11 otherwise contact Hill Rom Technical Support 11 Using an ohmmeter check the state of the foot section motor intermediate switch When the rod is extended contacts 3 and 4 see Figure 2 1 on page 2 21 of the connector socket 2 green are short circuited
103. e This manual provides requirements for the CareAssistTM Bed normal operation and maintenance It also includes parts lists in chapter 5 for ordering replacement components Audience This manual is intended for use by only facility authorized personnel Failure to observe this restriction can result in severe injury to people and serious damage to equipment Organization This manual contains seven chapters Chapter 1 Introduction In addition to a brief description of this service manual chapter 1 also provides a product overview Chapter 2 Troubleshooting Procedures Repair analysis procedures are contained in this chapter Use these procedures to gather information identify the maintenance need and verify the effectiveness of the repair Chapter 3 Theory of Operation This chapter describes the application of the mechanical and electrical systems employed in this product CareAssist Bed Service Manual MAN330 REV 2 1 1 Organization Chapter 1 Introduction Chapter 4 Removal Replacement and Adjustment Procedures Chapter 4 contains the detailed maintenance procedures determined necessary in chapter 2 Chapter 5 Parts List This chapter contains the warranty part ordering procedure and illustrated parts lists Chapter 6 General Procedures Cleaning preventive maintenance and other general procedures are described in this chapter Chapter 7 Accessories A list of addit
104. e 4 11 on page 4 38 then go to to Final Actions on page 2 11 5 Do the following to make sure the foot column cables are connected correctly a Reconnect the 2 pin connector to the bottom of the foot column CareAssist Bed Service Manual MAN330 REV 2 2 23 2 9 Bed Connected to Povver Brahes Not Detection Malfunction Chapter 2 Troubleshooting Procedures b Disconnect the foot column extension cable in the central rail of the bed frame c The same verification applies to the terminals of the 8 pin connector in the central rail of the bed frame by checking the operation of the brake detection switch from terminals 1 and 6 of the foot column see figure 2 2 on page 2 24 Figure 2 2 8 pin connector m330_107 The foot column cable connections and brake detection switch continuity are correct Yes Replace foot column refer to procedure 4 10 page 4 34 A model beds or refer to procedure 4 22 on page 4 68 B model beds then go to Final Actions on page 2 11 6 Do following to make sure foot column extension operates correctly Remove the power supply cover b Disconnect connector 3 8 pin blue on the power board c The same verification applies to the terminals of connector 3 8 pin blue at the level of the power supply A model beds or connector 4 8 pin yellow of the motor control P C board B model beds at the level of the
105. e headboard 3 Raise the head section to the full up position A WARNING Do not work under an unsupported load Install appropriate supports Failure to do so could cause personal injury or equipment damage 4 Place the jack stands under the articulating frame 5 Lower the articulating frame onto the jack stands W SHOCK HAZARD Unplug the bed from its power source Failure to do so could cause personal injury or equipment damage 6 Unplug the bed from its power source Let the bed sit for 60 seconds for the battery to time out 7 Remove the two screws A from the retainers C see figure 4 28 on page 4 64 8 Remove the retainers C 9 Remove the three screws D that attach the power supply cover E to the power supply F 10 Remove the power supply cover E 1 Torx is a registered trademark of Textron Inc CareAssist Bed Service Manual MAN330 REV 2 Page 4 63 4 21 Head Column B Model Beds Chapter 4 Removal Replacement and Adjustment Procedures Figure 4 28 Power Supply Cover m330 2 141 NOTE The power supply cover is connected to the power supply board by the battery cable 11 Disconnect the battery cable from the power supply board 12 Remove the power supply cover E from the bed 13 Disconnect the head hilow column cable from the power supply board 14 Remove the head end base frame cover 15 Remove the screw H
106. e interaction between these two sections Detection of Bed Connected to AC Power but Brakes Not Set The detection system operates by a normal on switch mounted on the foot end crossbar and is activated by the brake steer bar The power supply unit controls an audible alarm if the following two elements occur together AC power is present and the switch not activated The audible alarm stops when the brake is applied or when the bed is unplugged from the power source CareAssist Bed Service Manual MAN330 REV 2 Page 3 9 Electrical System A Model Beds Chapter 3 Theory of Operation Trendelenburg Reverse Trendelenburg The Trendelenburg Reverse Trendelenburg is a fully electric function accessed by the caregiver The function is enabled by the Enable control on the caregiver siderail controls The principle involves controlling the two hilow columns in opposing directions according to the position required regardless of the initial height and position of the sleep surface As long as one of the two controls remains pressed the two columns continue to move until their internal EOT end of travel is reached The maximum inclination can be reached as long as AC power or battery backup is available Page 3 10 CareAssist Bed Service Manual MAN330 REV 2 Electrical System Model Beds Chapter 8 Theory of Operation Electrical System Model Beds The specifications of the bed are as follows Table 3 5 Spe
107. e interface P C board H d Remove the switch cable from the central rail e Remove the switches B from the bed 13 For B model beds do as follows a Remove the two screws J from the retainers L see figure 4 27 on page 4 60 Figure 4 27 B Model Beds m330 2 161 b Remove the retainers L Remove three screws that attach the power supply cover N to the power supply O d Remove the power supply cover N Page 4 60 CareAssist Bed Service Manual MAN330 REV 2 4 20 Bed Exit Switch Chapter 4 Removal Replacement and Adjustment Procedures NOTE The power supply cover is connected to the power supply board by the battery cable e Disconnect the battery cable from the power supply P C board f Remove the power supply cover N from the bed g Disconnect the switch cable from the interface P C board P Replacement NOTE The tape switch assembly consists of two tape switches connected to a single cable that connects to the interface P C board 1 Route the switch cable through the central rail toward the head end of the bed to the interface box A model beds or power supply B model beds 2 For A model beds do as follows otherwise go to step 3 a Connect the switch cable to connector P13 on the interface board H see figure 4 26 on page 4 59 b Install the nine screws F to secure the interface box cover G to the interface box I
108. e power supply P C board f Remove the power supply cover N from the bed Page 4 28 CareAssist Bed Service Manual MAN330 REV 2 4 8 Foot Section Motor Chapter 4 Removal Replacement and Adjustment Procedures Figure 4 15 B Model Beds m330 2 162 8 On the povver supply P C board disconnect the foot section motor connector number 2 9 Remove the cable cover on the central rail and remove the foot section motor cable 10 Remove the foot section motor cable from the bed 1 Remove the E ring E from the rod end pin F see figure 4 16 on page 4 30 12 Remove the E ring G from the motor end pin H 13 Remove the pin and two plastic spacers I NOTE Note the position of the plastic spacers for installation later 14 Remove the motor end pin H CareAssist Bed Service Manual MAN330 REV 2 4 29 4 8 Foot Section Motor Chapter 4 Removal Replacement and Adjustment Procedures re 4 16 Foot Motor PRESS LDS pes N 4 AH m330 103 15 Remove the foot motor J from the bed Replacement 1 Perform the removal procedure in the reverse order CAUTION Ensure that the elastic found on the nevv motors is not vvound around the motor body before removing it cut necessary turn the motor end rod in the appropriate direction to unwind this elastic
109. e rear of this manual Figure 3 5 Bed Control Board Power and Phase Control Refer to fold out FO 3 5 at the rear of this manual Figure 3 6 Bed Control Board Power Management Refer to fold out FO 3 6 at the rear of this manual Figure 3 7 Bed Control Board Battery Management Refer to fold out FO 3 7 at the rear of this manual Figure 3 8 Bed Control Board Clock and Divider Refer to fold out FO 3 8 at the rear of this manual Figure 3 9 Bed Control Board Relay FET and Drivers Refer to fold out FO 3 9 at the rear of this manual CareAssist Bed Service Manual MAN330 REV 2 3 19 Electrical System VViring Diagram Chapter 3 Theory of Operation Figure 3 10 Bed Control Board PLD and Connector Refer to fold out FO 3 10 at the rear of this manual Figure 3 11 Bed Control Board Motor Current Limiter Refer to fold out FO 3 11 at the rear of this manual Figure 3 12 Bed Wiring Schematic A Model Beds Refer to fold out FO 3 12 at the rear of this manual Figure 3 13 Bed Wiring Schematic B Model Beds Refer to fold out FO 3 13 at the rear of this manual Page 3 20 CareAssist Bed Service Manual MAN330 REV 2 Chapter 4 Replacement and Adjustment Procedures Tool and Supply Requirements To service the CareAssist Bed the following tools and supplies are required e Ratchet e Extension 6 e 10 mm wrench 2 required e 13 mm wrench e 13 mm socket e T25
110. e the head section to the full up position A WARNING Unplug the bed from its power source Failure to do so could cause personal injury or equipment damage 3 Unplug the bed from its power source Let the bed sit for 60 seconds for the battery to time out 4 Remove the two screws A from the retainers C see figure 4 42 on page 4 98 5 Remove the retainers C 6 Remove the three screws D that attach the power supply cover E to the power supply F 7 Remove the power supply cover NOTE The power supply cover is connected to the power supply board by the battery cable 8 Disconnect the battery cable from the power supply P C board 9 Remove the power supply cover E 10 Cut and remove the wire tie G that attaches the power cord H to the bracket I 11 Cut and remove the cable ties that attach the power cord H to the wire guide J 1 Torx is a registered trademark of Textron Inc CareAssist Bed Service Manual MAN330 REV 2 4 97 4 33 Power Model Beds Chapter 4 Removal Replacement and Adjustment Procedures Figure 4 42 Povver Cord m330 2 147 CareAssist Bed Service Manual MAN330 REV 2 4 98 4 33 Povver Model Beds Chapter 4 Removal Replacement and Adjustment Procedures 12 Remove two screws that attach the power cord to the bed L 13 Remove the power cord
111. e the screw from the load cell bracket U 27 Mark the locations of where the cable ties load cell cables and the column power cable attach to the bed 28 Cut and remove the cable ties that attach the load cell cables to the weigh frame V 29 Move the column G towards the foot end of the bed K until the load cell bracket U is clear of the weigh frame V 30 Remove the load cell bracket U from the column 31 Put the load cell bracket on top of the weigh frame U 32 Remove the column G from the bed K Replacement 1 Put the new foot hilow column G in position on the bed K Make sure the two covers F are toward the foot end of the bed 2 Remove the cover F on the base of the new column 3 Run the foot hilow column cable to the central rail 4 Tie the string around the column cable 5 Pull the string so the column cable goes to the power supply CareAssist Bed Service Manual MAN330 REV 2 Page 4 71 4 22 Foot Hilow Column Model Beds Chapter 4 Removal Replacement and Adjustment Procedures 6 Run the column cable to the power supply P C board 7 Connect the column cable to the power supply board 8 Disconnect the head hilow column from the power supply board 9 Plug the bed into an appropriate power source 10 Use the Bed Hilow control to raise the hilow column to the same height as the bed SHOCK HAZARD Unplug the bed from its pow
112. ect siderail cables to siderail control 3 Install the siderail control P C board onto stiffener D 4 Install the stiffener D into the siderail B 5 Install the six screws to secure the stiffener D to the siderail Page 4 54 CareAssist Bed Service Manual MAN330 REV 2 4 17 Siderail Control Board Chapter 4 Removal Replacement and Adjustment Procedures 6 Remove wax paper backing from the new switch panel 7 Install the new switch panel A onto siderail 8 To make sure the CareAssist Bed operates correctly do the Function Checks on page 2 4 CareAssist Bed Service Manual MAN330 REV 2 Page 4 55 4 18 Patient Pendant Chapter 4 Removal Replacement and Adjustment Procedures 4 18 Patient Pendant Tools required Small blade screwdriver Removal 1 Set the brakes 2 Raise the sleep surface to the highest position W SHOCK HAZARD Unplug the bed from its power source Failure to do so could cause personal injury or equipment damage 3 Unplug the bed from its power source Let the bed sit for 60 seconds for the battery to time out 4 Disconnect the pendant cable from pendant mount on the bed 5 Remove the pendant from the bed Replacement 1 Make sure the new pendant has the same functions as the pendant being replaced 2 Perform the removal procedure in reverse order 3 To m
113. ection to the full up position VVARNING Unplug the bed from its povver source Failure to do so could cause personal injury or equipment damage 3 Unplug the bed from its power source Let the bed sit for 60 seconds for the battery to time out 4 Remove the two screws A from retainers see figure 4 39 on page 4 92 5 Remove the retainers C 6 Remove the three screws D that attach the power supply cover to the power supply F 7 Remove the power supply cover NOTE The power supply cover is connected to the power supply board by the battery cable 8 Disconnect the battery cable from the power supply P C board 9 Remove the power supply cover E power supply F 10 Note the positions of the cables connected to the scale P C board G CareAssist Bed Service Manual MAN330 REV 2 4 91 4 30 Scale Board Model Beds Chapter 4 Removal Replacement and Adjustment Procedures Figure 4 39 Scale P C Board m330 2 138 CAUTION When handling electronic components wear an antistatic strap Failure to do so could cause component damage 11 Put on the antistatic strap 12 Disconnect the cables from the scale board 13 Pinch the ends of the standoffs H 14 Pull the P C board G off the standoffs 15 Remove the board from the power supply F Replacement 1 Do the removal procedure in rever
114. ectly right side to right handle left side to left handle Failure to do so could cause patient injury or equipment damage 1 Perform the removal procedure in reverse order 2 Make sure to route through the head section guide bracket correctly right side to right handle left side to left handle Adjustment 1 To add tension in the cable loosen the two jam nuts L and move the cable sheath R toward the foot end of the bed to the point where the release mechanism on the head motor begins to move from the neutral position see figure 4 10 on page 4 21 To relieve tension in the cable loosen the two jam nuts L and move the cable sheath R toward the head end of the bed to the point where the release mechanism on the head motor begins to move from the neutral position Stop at the point where the release mechanism begins to move from the neutral position Tighten the two jam nuts L To make sure the CareAssist Bed operates correctly do the Function Checks on page 2 4 Page 4 22 CareAssist Bed Service Manual MAN330 REV 2 4 7 Rnee Section Motor Chapter 4 Removal Replacement and Adjustment Procedures 4 7 Knee Section Motor Tools required 13 mm socket Ratchet Extension E ring installation tool T25 Torx screwdriver Removal 1 Set the brakes 2 Raise the sleep surface to the highest position 3 Raise the head section to the highest position W SHOCK HAZARD Unpl
115. ed is intended for low to moderate acuity patients in the medical surgical area of the hospital The CareAssist Bed can also be used as a general purpose variable height hospital bed for general care post operative care and general medicine wards For more information refer to the CareAssist Bed User Manual usr116 Before you service the CareAssist Bed make sure you have read and understood in detail the contents of this manual It is important that you read and strictly obey the aspects of safety contained in the this manual Page 1 4 CareAssist Bed Service Manual MAN330 REV 2 Physical Description Chapter 1 Introduction Physical Description For CareAssistTM Bed specification see table 1 1 on page 1 5 through table 1 9 on page 1 8 Table 1 1 Dimensions Feature Dimension Total length 100 254 cm Maximum vvidth siderails stored 40 102 cm Maximum width siderails up 40 102 cm Mattress dimensions Mattress vvidth 36 0 91 4 Mattress length 80 203 2 cm Caster size 6 15 Total vveight 420 Ib 191 kg without surface options accessories Table 1 2 Specifications Feature Dimension Head section inclination maximum 65 Knee section inclination maximum 20 Foot section inclination maximum 23 Maximum height to top of sleep deck 32 5 82 6 cm Minimum height to top of sleep deck 16 75 42 55 cm Trendelenbur
116. el Beds Sheet 2 of 2 71762 71732 i RAIL_NURSE_CALL H SPKR HIGH D 0825 SPKR p CAN H s RED ANSWER LT NET 5 YELLOW CALL LT NET _F00T LOCK OUT LED i 85V TP_EX_ALARM Foot Lock QUT LED 5 ARM_R SR_BE_SW 34 BED NOT DOWN LED a BED_EXIT TP_SW_BE_LED J BED LOCK OUT LED 94 s HEAD LOCK_OUT LED 104 o KNEE LOCK OUT LED GND 7 MARE UP BATTERY LOCKOUT o SR BE LED ALARM R BATTERY _LED 194 SR BE SW ARM R 0 CLOCK ii GND it DATA IN R Z GND D DATA DUI 134 NURSE CALL 7 3 3VDC E VBAT ai 154 YELLOW CALL_LT_NET 2 152 BED ANS LT NET j g P18 E 71646 BED FUNCTION ONLY TILT ENABLE IRL BATTERYLED ES 71644 BED FUNCTIONS BED EXIT VBAT amp 71539 BED FUNCTIONS BED EXIT Hdr Z amp NURSE CALL ol 7 p
117. emove the power supply cover CAUTION When handling electronic components wear an antistatic strap Failure to do so could cause component damage g Puton the antistatic strap 1 Torx is a registered trademark of Textron Inc Page 4 100 CareAssist Bed Service Manual MAN330 REV 2 4 34 Fuses Model Beds Chapter 4 Removal Replacement and Adjustment Procedures Figure 4 43 Power Supply Cover m330 2 141 h Remove the both fuses G from the interface P C board H see figure 4 44 on page 4 102 NOTE Replace both fuses at the same time NOTE The large fuses are for the 100 V through 127 V beds The smaller fuses are for the 220 V through 240 V beds 5 For the battery fuses do as follows a Remove the three screws I from the battery cover J b Remove the battery cover J c Open the fuse holder K NOTE The fuse holder is a twist type fuse holder d Remove the fuse L CareAssist Bed Service Manual MAN330 REV 2 Page 4 101 Figure 4 44 Fuses Chapter 4 Removal Replacement and Adjustment Procedures 4 34 Fuses B Model Beds m330 2 153 INGNS N Y A 7 N W Na ls wh vM aren Sy AA 3 0 747 5 V YW 5 yy o y N OS Q7 X lt Ds a A AN w 29 L 7 4 CAA RA Uu iy 4 j CareAssist Bed Service Manual MAN330 REV 2
118. er Page 7 2 CareAssist Bed Service Manual MAN330 REV 2 7 2 Oxygen Tank Holder P27601 Chapter 7 Accessories 7 2 Oxygen Tank Holder P27601 Tools required None The oxygen tank holder attaches to the bed in a vertical position The Oxygen Tank Holder accommodates one E size oxygen tank with a regulator The mounting points are located at each corner of the bed and permit the affixed oxygen tank holders to pivot A WARNING If the oxygen tank holder is placed at the foot end of the bed make sure the Knee Up Down controls are locked out Failure to do so can result in caregiver patient or visitor injury if the foot section fully lowers and the holder becomes dislodged from the bed Installation 1 Install the mounting bar vertically into an equipment socket at any corner of the bed 2 Place one E size oxygen tank in the holder 3 Tighten the holder thumbscrew NOTE The thumbscrew keeps the oxygen tank from rotating in the holder Removal 1 Loosen the thumbscrew that holds the tank securely in the holder 2 Lift the tank out of the holder 3 Lift up on the tank holder and remove it from the equipment socket CareAssist Bed Service Manual MAN330 REV 2 Page 7 3 7 3 Standard IV Pole P2217 Chapter 7 Accessories 7 3 Standard IV Pole P2217 Tools required None The IV pole is a removable telescopic pole that installs at any of the four corners of the system in the holes
119. er 5 Parts List Item Number Part Number Quantity Description 27 72494 1170 1 Gas spring 28 RM74804A 1 E clip 1170 29 VIOGIGA 1170 2 Washer barb 30 RM74478A 2 Washer nylon 1170 31 VIOGIGA 1170 2 Washer barb 32 71994 1170 2 Spacer head siderail 33 VIO609A 1170 2 Screw 34 72619 1170 1 Bracket CPR gas spring mount Page 5 16 CareAssist Bed Service Manual MAN330 REV 2 Articulating Frame A Model Beds Chapter 5 Parts List NOTES CareAssist Bed Service Manual MAN330 REV 2 5 17 Foot Extension A Model Beds Chapter 5 Parts List Foot Extension A Model Beds Figure 5 4 Foot Extension A Model Beds m330 008 Page 5 18 CareAssist Bed Service Manual MAN330 REV 2 Foot Extension A Model Beds Chapter 5 Parts List Table 5 4 Foot Extension A Model Beds Item Number Part Number Quantity Description 1 71266 1170 1 Handle foot extension release 2 S30314 1170 2 Stage poignee extension 3 71438 1170 2 Spacer IV pole adapter 4 S30283B 1170 2 Accessory socket 5 S20998B 1170 2 Blade 6 71265 1170 2 Bar foot extension 7 S30315A 1170 4 Guide foot extend 8 71082 1170 2 Bumper 9 QD0663 1170 2 Push nut 10 5305341 1170 2 Foot board socket 11 VI0554A 1170 8 Screw 12 0013 1170 1 Ex
120. er source Failure to do so could cause personal injury or equipment damage 11 Unplug the bed from its power source Let the bed sit for 60 seconds for the battery to time out 12 Connect the head hilow column to the power supply P C board 13 Perform the Removal procedure in reverse order 14 Plug the bed into an appropriate power source 15 Operate the Trendelenburg function to make sure there is no tension in the cables on the column 16 Do the Function Checks on page 2 4 4 72 CareAssist Bed Service Manual MAN330 REV 2 4 23 Load Beams Model Beds Chapter 4 Removal Replacement and Adjustment Procedures 4 23 Load Beams B Model Beds Tools required 13 mm socket Ratchet 2 stands T15 screwdriver Wire cutters Antistatic strap String 10 305 cm NOTE The load cell bracket assembly must be changed as an assembly The individual load cells are not replaceable Removal 1 Set the brakes 2 Remove the headboard 3 Raise the head section to the full up position 4 For foot end load beams do as follows otherwise go to step 5 a Remove the foot and seat sections of the sleep deck b Remove the central channel cover c Mark the location of the cable ties and load cell cables attach to the bed A WARNING Do not work under an unsupported load Install appropriate supports Failure to do so could cause personal injury or equipment damage 5
121. es cycles lt 5 lt 5 95 dip in for 5 sec 95 dip in for 5 sec onds onds See Note 1 Note 1 is the AC mains voltage prior to application of the test level Note 2 The compliance levels in the ISM frequency range 150 kHz to 2 5 GHz are intended to decrease the likelihood that mobile portable communications equipment could cause interference if it is inadvertently brought into the patient area However emission limits IEC 60601 test levels and tests specified in IEC 60601 1 2 2001 do not address electro magnetic compatibility of electrical equipment at very close distances Care should always be exercised when using any electrical or RF equipment in the immediate patient area CareAssist Bed Service Manual MAN330 REV 2 1 9 Model Identification Chapter 1 Introduction Model Identification For CareAssist Bed model identification see table 1 10 on page 1 10 Table 1 10 Model Identification Model Number Description P1170A CareAssist Bed P1170B CareAssist Bed with optional scale feature Page 1 10 CareAssist Bed Service Manual MAN330 REV 2 Safety Tips Chapter 1 Introduction Safety Tips gt VVARNING Only facility authorized personnel should service the CareAssist Bed Servicing performed by unauthorized personnel could result in personal injury or equi
122. et the brakes 2 Raise the head section to the full up position A WARNING Unplug the bed from its power source Failure to do so could cause personal injury or equipment damage 3 Unplug the bed from its power source Let the bed sit for 60 seconds for the battery to time out 4 Remove the four screws A that attach the battery cover B to the power supply C see figure 4 35 on page 4 84 5 Remove the battery cover B 6 Note the position of the battery cables D 7 Disconnect the cables D from the batteries E 8 Remove the batteries E from the power supply C 1 Torx is a registered trademark of Textron Inc CareAssist Bed Service Manual MAN330 REV 2 Page 4 83 4 26 Batteries Model Beds Chapter 4 Removal Replacement and Adjustment Procedures Figure 4 35 Batteries s WAN WAN M 9 9 y IN lt RK IN DN m330 2 137 Replacement 1 Do the removal procedure in reverse order 2 Do Function Checks on page 2 4 CareAssist Bed Service Manual MAN330 REV 2 Page 4 84 4 27 Motor Control Board Model Beds Chapter 4 Removal Replacement and Adjustment Procedures 4 27 Motor Control P C Board B Model Beds Tools required 13 mm socket Ratchet Needle nose pliers Antistatic strap T25 Torx screwdriver Removal 1 Set the brakes 2 Raise the head secti
123. eventive Maintenance Chapter 6 General Procedures Function Hilow columns Procedure Inspect the column assembly for the presence and tightness of the attachment screws and the snap ring at the bottom of the column Repair as necessary Fully raise and lower the bed frame one time Make sure there is no friction or abnormal noises and that no audible overload indication can be heard during the movement Make sure the Bed Not Down position indicator illuminates on the control pendant and goes out when the bed is in the low position Replace the defective column s in the event of a malfunction Troubleshoot in the event of a doubt Head section motor Inspect the actuator assembly Make sure the pins and retaining clips are intact and not missing Fully raise and lower the head section Make sure there is no friction or abnormal noises and that no audible overload indication can be heard during the movement Repair as necessary Plastic sleep deck Fully raise and lower the head section Check for binding during the head section movement Make sure the hard surface and its drive system are in good condition Make sure there is no friction or abnormal noises Replace any damaged parts Remove each hard surface except the head section and check its condition Replace if necessary 6 6 CareAssist Bed Service Manual REV 2 Preventive Maintenance
124. f the left foot caster Page 4 40 CareAssist Bed Service Manual MAN330 REV 2 4 12 Brake Steer Bar Chapter 4 Removal Replacement and Adjustment Procedures Figure 4 20 Brake Bar m330 073 4 41 CareAssist Bed Service Manual MAN330 REV 2 4 12 Brake Steer Bar Chapter 4 Removal Replacement and Adjustment Procedures NOTE Driving the brake bar hex rod out of the caster will break white plastic bushing on the right side brake steer tube 10 Remove the foot end brake bar D 11 From the left side of the bed drive the brake bar hex rod out of the left head caster NOTE Driving the brake bar hex rod from the caster will break the white plastic bushing on the right side brake steer tube 12 Remove the head end brake bar 13 Remove the brake steer link bar E from the frame 14 Remove the plastic bushing F from the head and foot end brake bars Replacement 1 Insert the new bushings F into the brake steer link bar E 2 Insert the brake steer link E into the frame NOTE The plastic bushings will be between the brake steer link bar and the frame 3 Align the head end brake bar with the bushing in the brake steer link bar E 4 Drive the head end brake bar into the brake steer link bar E seating it inside the bushing 5 Align the foot end brake bar
125. f the switches in the user interface All of the scale functions are done by microcontrollers on the scale P C board These include e Weigh Zero scale e Add Delete items e Select LB RG display mode The Bed Exit System functions are shared between the scale board and the scale display P C board These include e Arm Disarm bed exit Alarm tone select Alarm volume select Alarm If the Bed Exit System is armed AC power removed and the bed equipped with the SideCom Communication System the display P C board will cause the SideCom Communication System to send a nurse call If the Bed Exit System is armed and the display P C board loses communication with the scale P C board the display P C board will cause the SideCom Communication System to send a nurse call When the bed is unplugged from AC power neither scale or the Bed Exit System will function Page 3 18 CareAssist Bed Service Manual MAN330 REV 2 Electrical System Wiring Diagram Chapter 3 Theory of Operation Electrical System Wiring Diagram Figure 3 1 SideCom Communication System Refer to fold out FO 3 1 at the rear of this manual Figure 3 2 Caregiver Control Refer to fold out FO 3 2 at the rear of this manual Figure 3 3 Siderail Interface P C Board P N 72207 and 71514 Refer to fold out FO 3 3 at the rear of this manual Figure 3 4 Caregiver Signal Conditioning Refer to fold out FO 3 4 at th
126. function bed exit nurse call and TP rh 17 VI0601A 1170 12 or 24 Screw 18 72581 1170 1 Support siderail P C board 19 72656 1170 4 Standoff P C board mount 20 125939 1170 1 Siderail signal conditioning board rh 71514 1170 1 Siderail signal conditioning P C board Ih 21 72820 1170 1 Label angle indicator rh 72821 1170 1 Label angle indicator lh 22 QD1653A 1 Level ball 1170 23 129442 1170 1 Spacer 24 131857 1170 1 Label scale English 133011 1170 1 Label scale Japanese 133012 1170 1 Label scale Simplified Chinese 133013 1170 1 Label scale French 133015 1170 1 Label scale Traditional Chinese 133016 1170 1 Label scale Thai 133017 1170 1 Label scale Korean 133018 1170 1 Label scale Portuguese 133019 1170 1 Label scale Spanish Page 5 48 CareAssist Bed Service Manual MAN330 REV 2 Head Siderail B Model Beds Chapter 5 Parts List NOTES CareAssist Bed Service Manual MAN330 REV 2 5 49 Head Siderail Mounting B Model Beds Chapter 5 Parts List Head Siderail Mounting B Model Beds Figure 5 17 Head Siderail Mounting B Model Beds m330 2 130 CareAssist Bed Service Manual MAN330 REV 2 Page 5 50 Head Siderail Mounting B Model Beds Chapter 5 Parts List Table 5 17 Head Siderail Mounting B Model Beds
127. g and Care VVARNING Follow the product manufacturer s instructions Failure to do so could result in personal injury or equipment damage W SHOCK HAZARD Unplug the unit from its power source Failure to do so could result in personal injury or equipment damage W SHOCK HAZARD Do not expose the unit to excessive moisture Personal injury or equipment damage could occur CAUTION Do not use harsh cleaners solvents or detergents Equipment damage could occur General Cleaning Clean the unit with a lightly dampened cloth and ordinary disinfectants Do not use excessive liquid Steam Cleaning Do not use any steam cleaning device on the CareAssist Bed Excessive moisture can damage mechanisms in this unit CareAssist Bed Service Manual MAN330 REV 2 Page 6 1 Component Handling Chapter 6 General Procedures Cleaning Hard to Clean Spots To remove difficult spots or stains use standard household cleaners and a soft bristle brush To loosen heavy dried on soil or excreta you may first need to saturate the spot Disinfecting When there is visible soilage and between patients we recommend that you disinfect the unit with a tuberculocidal disinfectant For customers in the US the disinfectant should be registered with the Environmental Protection Agency Dilute disinfectants and germicides as specified on the manufacturer s label Do not spray the disinfectant onto power cord termin
128. g position maximum 16 Safe working load 400 Ib 181 kg safe working load includes patient acces sories mattress and etc Siderail opening size 4 34 11 02 cm Distance between siderails lt 2 3 58 4 mm CareAssist Bed Service Manual MAN330 REV 2 Page1 5 Physical Description Chapter 1 Introduction Table 1 3 Environmental Conditions for Transport and Storage Condition Range Temperature 40 F to 122 F 40 C to 50 Relative humidity 95 non condensing Pressure 50 kPa to 106 kPa Nurse Call Connection Requirements For information about the Nurse Call connection requirements refer to the SideCom Com munication System Design and Application Manual ds059 Mattress Flammability The sleep surface mattress meets the following specifications e CAL TB 117 Requirements Test Procedure and Apparatus for Testing the Flame Retardance of Resilient Filling Materials Used in Upholstered Furniture foam 16 CFR 1632 Standard for the Flammability of Mattresses and Mattress Pads CAL 129 Flammability Test Procedures for Mattresses for Use in Public Buildings models with fire barrier only BFD IX II Boston Fire Department Mattress Fire Test models with fire barrier only Table 1 4 Environmental Conditions for Use Condition Range Temperature 32 F to 104 F 0 C to 40 C ambient tem perature Relative hu
129. hardware is secure and not damaged Yes No Replace the missing or damaged parts and then go to Function Checks on page 2 4 Check that the release cable is not broken or damaged The cable is intact Yes No Go to step 4 Check that the adjustment of the release cable is correct refer to procedure 4 6 on page 4 20 The adjustment is correct Yes No Adjust the release cable refer to procedure 4 6 page 4 20 Replace the head section motor refer to procedure 4 5 on page 4 15 and release cable subassembly refer to procedure 4 6 on page 4 20 This solves the problem Yes Contact Hill Rom technical support Go to Final Actions on page 2 11 Page 2 26 CareAssist Bed Service Manual MAN330 REV 2 2 11 Brahing Malfunction Chapter 2 Troubleshooting Procedures 2 11 Malfunction 1 Check that the screws or supports are not damaged loose missing from the caster attachments All the supports and screws are secure and not damaged Yes Replace the missing parts and then go to Function Checks on page 2 4 Check the brake steer bar Set it to the brake position and then check that the four casters are locked by trying to move the bed The braking is correct Yes No Replace the caster s refer to procedure 4 13 page 4 44 then go to Final Actions on page 2 11 This solves the problem Yes No
130. he one Function 9 3 Checks Is the error gone Is the error NO NO Replace the scale display P C board Replace the scale P C board Do the YES Function YES Checks Is the error gone Is the error gone Call Hill Rom NS Technical Support CareAssist Bed Service Manual MAN330 REV 2 Page 2 33 2 17 Scale Error 5 Chapter 2 Troubleshooting Procedures NOTES Page 2 34 CareAssist Bed Service Manual MAN330 REV 2 Chapter 3 Theory of Operation Introduction The Theories of Operation for the CareAssist Bed are as follows e Mechanical System e Electrical System A model beds e Electrical System B model beds The interaction between these subsystems lets all the operational functions be used The electrical functions are driven by low voltage actuators Each of the subsystems is described separately in the following sections The schematic diagrams are located at the end of this chapter CareAssist Bed Service Manual MAN330 REV 2 Page 3 1 Mechanical System Chapter 3 Theory of Operation Mechanical System The mechanical subsystem consists of two connected systems e Bed frame Sleep surface Retractable Head Section The retractable head section feature is achieved by controlling a sliding movement of the head section frame with two sliding blocks in channels at each side of the intermediate frame This lets the head se
131. he battery backup 15 not defective by replacing with a new battery The bed operates correctly with the new battery backup Yes Contact Hill Rom Technical Support 8 Replace the power supply A model beds refer to procedure 4 3 or the motor control P C board B model beds refer to procedure 4 27 If this solves the problem perform the Final Actions on page 2 11 otherwise contact Hill Rom Technical Support CareAssist Bed Service Manual MAN330 REV 2 Page2 19 2 7 Foot Section Malfunction Chapter 2 Troubleshooting Procedures 2 7 Foot Section Malfunction 1 At least one of the other functions is working Yes Goto RAP2 1 Do the following to make sure the controls operate correctly a Disconnect all the controls b Connect connect a known good control The controls operate correctly Yes No Go to step 5 Connect one control at a time until the bad control is located Replace the affected control Test the function of foot section motor intermediate switch The problem only occurs with the Dining Chair Position and knee section functions Yes Go to step 7 Go to step 11 Do the follovving Remove the power supply cover b Swap the connectors of the knee section and foot section motors 5 brown 2 green on the power board c Activate the CPR function The foot section function operates correctly the knee section motor rod exten
132. he bed and check that the bed frame and base are not twisted Do any necessary repairs or paint retouches Check that all labels are installed and can be read replace them if necessary Headboard and footboard Check the appearance attachment and safety of the headboard and footboard Replace if necessary AC power cable Check that there are no cuts scrapes or breaks in the AC power cable or connector Replace the AC power cable if necessary Leakage current Unplug the bed from its power source Connect the bed to the safety tester and connect this device to the power outlet Check that the bed is correctly supplied by the test device control unit LEDs lit unlock the functions if necessary Measure the leakage current measures without operating any function The value must be less than 100 pA Check the AC power cable and power supply unit if the value is outside of the specifications 0 2 Ohms Replace the AC power cable or power supply unit if necessary Patient pendant Disconnect the patient pendant and check the condition of the con nector Then reconnect or replace the pendant Test each of the buttons to check that they activate the correct func tion and that they do not work intermittently by pressing each button for several seconds Each movement must be continuous Replace the pendant if necessary CareAssist Bed Service Manual MAN330 REV 2 6 5 Pr
133. he two screws A and washers B from the power supply cover C see figure 4 2 on page 4 7 6 Remove the cover C 7 Disconnect the power cord connector D from the fuse board E 8 Remove the screw F securing the power cord ground wire G to the bed frame H 9 Remove the two screws I securing the power cord strain relief J to the bed frame H 10 Remove the power cord K Replacement 1 Perform the removal procedure in reverse order 2 Plug the bed into an appropriate power source 3 Raise and lower the bed fully to make sure the power cord expands and contracts without any problems 1 Torx is a registered trademark of Textron Inc Page 4 6 CareAssist Bed Service Manual MAN330 REV 2 4 2 AC Model Beds Chapter 4 Removal Replacement and Adjustment Procedures 4 Check that the earth continuity of the accessible metal parts is correct see Leakage current on page 6 5 in the Preventive Maintenance Schedule Figure 4 2 Power Cord SEA N 7 m330 069 x Page4 7 CareAssist Bed Service Manual MAN330 REV 2 42 A Model Beds Chapter 4 Removal Replacement and Adjustment Procedures W SHOCK HAZARD An abnormally high leakage current is symptomatic of a degradation within the AC power cable and the power supply Personal injury could result if the value of the leakage curren
134. head section to the highest position NOTE If the head section motor is defective the CPR control can be used to raise the head section W SHOCK HAZARD Unplug the bed from its power source Failure to do so could cause personal injury or equipment damage 4 Unplug the bed from its power source Let the bed sit for 60 seconds so the battery will time out 5 Remove the headboard 6 Remove the seat and knee sections 7 For A model beds do as follows otherwise go to step 8 a Remove the two screws A and washers B securing the power supply cover C to the power supply D see figure 4 6 on page 4 16 b Remove the cover C 1 Torx is a registered trademark of Textron Inc CareAssist Bed Service Manual MAN330 REV 2 Page 4 15 4 5 Head Section Motor Chapter 4 Removal Replacement and Adjustment Procedures Figure 4 6 Power Supply m330_075 8 For B model beds do as follows a Remove the two screws O from the retainers Q see figure 4 7 on page 4 17 b Remove the retainers Q c Remove the three screws R that attach the power supply cover S to the power supply T d Remove the power supply cover S NOTE The power supply cover is connected to the power supply board by the battery cable e Disconnect the battery cable from the power supply P C board f Remove the power supply cover S from the bed Page 4 16 CareAssist Bed Service
135. hecks on page 2 4 Page 4 38 CareAssist Bed Service Manual MAN330 REV 2 4 11 Brake Detection Switch Chapter 4 Removal Replacement and Adjustment Procedures Figure 4 19 Brake Detection Switch m330_076 CareAssist Bed Service Manual MAN330 REV 2 Page 4 39 4 12 Brake Steer Bar Chapter 4 Removal Replacement and Adjustment Procedures 4 12 Brake Steer Bar Tools required 13 mm socRet Ratchet Extension 13 mm wrench 10 mm hex key 8 mm pin punch Soft faced hammer 2 4 x 4 x 2 piece of wood Removal 1 2 Set the brakes Raise the bed to its highest position SHOCK HAZARD Unplug the bed from its power source Failure to do so could cause personal injury or equipment damage 3 4 Unplug the bed from its povver source Let the bed sit for 60 seconds for the battery to time out Remove the head frame cover VVARNING Use correct lifting techniques Failure to do so can cause personal injury or equipment damage 5 Using a second person lift the foot end of the bed and place piece of wood under the foot hilow column Using a second person lift the head end of the bed and place a piece of wood under head the hilow column Remove the foot frame cover A see figure 4 20 on page 4 41 Remove both right side casters B refer to procedure 4 13 From the left side of the bed drive the brake bar hex rod C out o
136. i as H move coo 533 506 15 84 11 KB OUT 4 K7 BAT_ALARM 516 04 ILIM M5 ACTIVE gt CHARGE gt W_TIMER K20 _cs 4040RESET ON 2 98 43 3V8 01 5157514 SHOCK_ACTIVE 5157 8150 JR 1 1508 1x 74HC14 R154 1 27K 1 100n X7R 2 These pins are RESERVED esd must be left unconnected Except for 224 3v9 5 1000 x7R 3 3VB 3 125 3v9 5x common protected dw a a 2 rss t le 9 9 a S j amp amp lt e cles 1 rH F r bii l a 1 1 1 Ei T NI E UT N th di i 4 d is Low 4 ts 21 15 gt ts 2 2 6 8 6 o0 9 19 81 w 8 8 i 8 8 8 1 1 1 Es T n ses VS 225 a Z d M1 M2 M3 i o amp XD 5 ERE xa 5 OR 3 3 nm m 3 a 3 M4 CON6 8 M4 3 3 3 3V x x 3 3V Es 100 X7R SI EEPROM 2 43 3V 29 330n 16 10x Initiolize circuit RESET active for 15ms 513 SHOCK SWITCH CONIA 2 1 CONIA 3 CONIA 4 1 5 6 CONIA 7 CONIA 8 1 9 ICONYA 10 1 1 11 S33 Mode cond ICON1A 12
137. ication requirements for the CareAssist Bed CareAssist Bed Service Manual MAN330 REV 2 6 3 Preventive Maintenance Chapter 6 General Procedures Preventive Maintenance VVARNING Only the facility authorized personnel should service the CareAssist Bed Servicing performed by unauthorized personnel could result in personal injury or equipment damage The CareAssist Bed should be subject to an efficient maintenance programme This will ensure the long life and productivity of the CareAssist Bed and help to reduce downtime due to excessive wear failures An annual service of the bed is advised in order to maintain its characteristics and performance Every 3 years the batteries should be replaced by a facility authorized maintenance personnel Every 5 years the bed exit tape switches should be replaced by a facility authorized maintenance personnel Page 6 4 CareAssist Bed Service Manual MAN330 REV 2 Preventive Maintenance Chapter 6 General Procedures Preventive Maintenance Schedule Table 6 1 Preventive Maintenance Schedule Function Overall condition frame and vvelded assemblies Procedure Check the overall condition of the bed Check that the structure and welded assemblies are in good working condition and that there are no impacts or corrosion Do any necessary repairs or paint retouches replace parts if necessary Observe the symmetry of t
138. ickly to the mid position then slows until the horizontal position is reached The movement occurs without any problem or abnormal noise Repeat for the other CPR control handle Yes No Go to RAP 2 10 25 Release the CPR control handle and press the Head Up control to check that the head section motor drive mechanism is working correctly The head section rises without any problem or abnormal noise Yes No 4 Go to RAP 2 10 26 Try to move the bed with the brake still applied The four wheels are locked and prevent any movement Yes No Goto RAP 2 11 27 Set the brakes to Steer and move the bed far enough to lock the steer caster into position CareAssist Bed Service Manual MAN330 REV 2 Page2 7 Function Checks Chapter 2 Troubleshooting Procedures NOTE The Brake Not Set alarm will sound The steer caster locks into position Yes No J Go to RAP 2 12 28 Go to Final Actions on page 2 11 Page 2 8 CareAssist Bed Service Manual MAN330 REV 2 Scale and Bed Exit Function Check Chapter 2 Troubleshooting Procedures Scale and Bed Exit Function Check 1 Press the Weight control Release the control pod The Hands Off indicator comes on Yes No V Replace the control pod P C board The system beeps two times The weight is displayed Yes No Replace the control pod board Press the Ib kg control The Ib kg indicator toggles be
139. iderail lh non scale beds 8 71536 1170 1 Membrane switch nurse call 71795 1170 1 Membrane switch nurse call blank 9 4214102 1170 4 Screw 10 131573 1170 1 Scale display with bed exit rh 131572 1170 1 Scale display without bed exit rh 128803 1170 1 Scale display with bed exit lh 131571 1170 1 Scale display without bed exit Ih 11 131724 1170 1 Display axel weldment short Ih 129658 1170 1 Display axel weldment long rh 12 129441 1170 1 Pivot insert 13 49199 1170 1 Spring 14 73004 1170 1 Cable assembly 15 133197 1170 1 Assembly scale display P C board CareAssist Bed Service Manual MAN330 REV 2 Page 5 47 Head Siderail B Model Beds Chapter 5 Parts List Item Number Part Number Quantity Description 16 71647 1170 1 Label caregiver control bed function Ih 131686 1170 1 Label caregiver control bed function and nurse call lh 71538 1700 1 Label caregiver control bed function bed exit and nurse call lh 71645 1700 1 Label caregiver control bed function bed exit nurse call and TP lh 71646 1170 1 Label caregiver control bed function rh 131687 1170 1 Label caregiver control bed function and nurse call rh 71535 1170 1 Label caregiver control bed function bed exit and nurse call rh 71644 1170 1 Label caregiver control bed
140. ilow column from the power supply board 4 Plug the bed into an appropriate power source 5 Use the Bed Hilow control to raise the hilow column to the same height as the bed SHOCK HAZARD Unplug the bed from its power source Failure to do so could cause personal injury or equipment damage 6 Unplug the bed from its power source Let the bed sit for 60 seconds for the battery to time out 7 Connect the foot hilow column to the power supply board 8 Put the mark on the power cord and communication cable so the edges of the marks are even with the edge of the wire guide 9 Put the load cell cables along the side of the power cord and communication cable 10 Perform the Removal procedure in reverse order Page 4 66 CareAssist Bed Service Manual MAN330 REV 2 4 21 Head Column Model Beds Chapter 4 Removal Replacement and Adjustment Procedures 11 Plug the bed into an appropriate povver source 12 Operate the Trendelenburg function to make sure there is no tension in cables on the column 13 Do the Function Checks on page 2 4 CareAssist Bed Service Manual MAN330 REV 2 Page 4 67 4 22 Foot Hilow Column Model Beds Chapter 4 Removal Replacement and Adjustment Procedures 4 22 Foot Hilow Column B Model Beds Tools required 13 mm socket Ratchet Extension 2 Jack stands T25 Torx screwdriver T15 Torx screwdriver Wire cutters Anti
141. inuous operation Motor Characteristics For motor characteristics see table 3 4 on page 3 8 Table 3 4 Motor Characteristics and Dimensions Description Head motor motor Foot motor motor Power 96 W x2 120 W 84 VV 84 VV Voltage 18 to 40 V DC 18 to 40 V DC 18 to 40 V DC 18 to 40 V DC Intermittent 1090 1090 1090 1090 service 3 min 30 min 2 min 18 min 6 min 60 min 6 min 60 min Actuator 400 mm 239 mm 60 mm 45 mm column travel 5 mm 15 75 2 mm 9 4 2 mm 2 36 2 mm 1 77 Retracted rod 445 mm 310 mm 325 mm center distance 2mm 17 5 2mm 12 2 2mm 12 8 Management of the Motors The motors control signals are supplied by the main bed control P C board Their extreme positions are detected in series by upper and lovver internal EOT devices These devices directly cut off the power supply for the head section knee section and foot section actuators In addition the head section and foot section motors have intermediate internal microswitches to control the automatic contour and Dining Chair position Page 3 8 CareAssist Bed Service Manual MAN330 REV 2 Electrical System Model Beds Chapter 8 Theory of Operation The two hilow columns also have upper and lower internal EOT devices For safety reasons they are both backed up at each end If one of these safety devices is activated the column cannot be used however the other func
142. ional products that can be used in conjunction with the CareAssist Bed is available in chapter 7 Installation procedures for these accessories are also included Page 1 2 CareAssist Bed Service Manual MAN330 REV 2 Document Symbol Definition Chapter 1 Introduction Document Symbol Definition This manual contains different typefaces and icons designed to improve readability and increase understanding of its content Note the following examples e Standard text used for regular information e Boldface text emphasizes a word or phrase e NOTE sets apart special information or important instruction clarification e The symbol below highlights a WARNING or CAUTION Figure 1 1 Warning and Caution A WARNING identifies situations or actions that may affect patient or user safety Disregarding a warning could result in patient or user injury A CAUTION points out special procedures or precautions that personnel must follow to avoid equipment damage The symbol below highlights a CAUGHT HAZARD WARNING Figure 1 2 Caught Hazard Warning 4 2l The symbol below highlights a CHEMICAL HAZARD WARNING Figure 1 3 Chemical Hazard Warning de The symbol below highlights an ELECTRICAL SHOCK HAZARD WARNING Figure 1 4 Electrical Shock Hazard Warning CareAssist Bed Service Manual MAN330 REV 2 Page 1 3 Overview Chapter 1 Introduction Overview The CareAssist B
143. ions of the motor provide the following functions Dining Chair Position Automatic contour Trendelenburg and Reverse Trendelenburg function Lockout management Patient pendant or caregiver siderail control unit interfacing Indication of Bed Not in Low Position see Detection of Bed Not in Low Position on page 3 9 Indication of Bed Connected to AC Power but Brakes not Applied see Detection of Bed Connected to AC Power but Brakes not Applied on page 3 16 of these functions are integrated into a complex programmable logic device CPLD CareAssist Bed Service Manual MAN330 REV 2 Page 3 7 Electrical System Model Beds Chapter 3 Theory of Operation Patient Pendant The patient pendant controls operate at 3 3 V DC supplied by the main bed control and integrate three main principles e Filtering and amplification of inputs for electrostatic protection and signal formatting e Multiplexing for the management the controls e Demultiplexing for the control of the indicators Data from the controls and indicators are transmitted in series link type SPI so as to reduce the number of wires The clock signal that starts these exchanges is controlled by the main bed control P C board All the data is sent in tens of milliseconds When the system is in stand by mode the power is cut off and the clock signal is no longer controlled The battery control is therefore directly wired so as to have cont
144. ji LIMIT 5 29 ___ RED NURSE ANSWER LT NEG YELLOW NURSE CALL LT NEG 28 2 42 b 7 132504 VIO i RAIL RADID bu PRIORITY CALL 1 RED NURSE ANSWER LT NEG 29 3 M 31 PRIORITY CALL 2 PRIORITY _CALL 1 30 b x z 133154 H cona 5 32 PRIORITY CALL 2 31 VBAT IET 3 TV CHANNEL STEPPING NEG 32 126594 YEL H C e FT HL MTR RED ANSWER LT NET 344 TV CHANNEL STEPPING POS TV CHANNEL STEPPING NEG 1 e Mq css YELLOW NET 55 SPEAKER LOW COMMON TV CHANNEL STEPPING POS 34 B BLU MTR 423 4 6 _ gt FHEAKER SIM e DVERTRAVEL LIMIT 28 SM VOL DOWN lx E SPEAKER LOW COMMON BATTERY BATTERY A Es 37 RADIO_CONTROL_COMMON J 36 RADIO CONTROL COMMON m330 2 169 FO 3 13 2
145. l 8 131687 BED FUNCTIONS NURSE CALL g lt 134 DATA QUT gt TLT lt 4 1 14 52 j REVERSE_TILT 154 i FOOT_UP amp ted CLOCK FOOT_DOWN 5 14 cst amp CHAIR IN i 184 WAKE_UP_BATTERY amp CHAIR OUT Pil a LOCKOUT E 2 gs T SPKR_HIGH GND o p 8 BED UP ep 1806 1 P22 B SPKR_LOW_COM 485V TP EX ALARM 3 i BED_OOWN BA 2 1807 Nite TILT ENABLE HEAD_UP a 5 vC T BE_NURSE ARM R SR BE SW n HEAD DOWN i 1808 _ 5 NON SV ENT LOCKOUT KNEE B ii LBD9 x LO ENTERTAINMENT Va M KNEE DOWN E MEME 1 GND BED EXIT TP SW BE LED 15 WAKE UP_BATTERY S 18011 6 16 GND 16 E 19 LB 10 El 5 GND V BAT Jap El RED ANSVER LT NET 2 10814 132466 Nan psig ade SPE 42 I SPKR_HIGH YELLOW CALLLT NT 3 i VBAT Z BO 1 gt lt 128749 SCALE CONTROL ONLY x SPKR LOW COM RAIL_NURSE_CALL z 0 LT NET El 3 138759 CONTROE ONLY 131877 CAN L 12207 3 YELLON CALL LT NET NURSECALL a a BED EXIT RAIL_NURSE CALL PI RU ee RIGHT SIGNAL 3 emnes T MEMBRANE 2 1 SCALE VERSION 129816 PEIN a ITE amp CONDITIONING BOARD 4 RAIL NURSE CALL 71936 2 ep NON SCALE VERSION 130189 ni 3 GND SIDERAIL Ra OND 3 GND k INTERFACE RED_ANSWER_LT_NET 6g
146. ll 5 F Switch 8 3 3V 8 GND 8 Clock T Foot Column 9 SR Led 9 BE Alarm 7 Rail Down 9 9 i QD1648 10 SR BE SW 10 Tilt Enable ili 10 10 11 Red Nurse Call Lt Neg 11 SRBESW Ry Wigs Answer_Lt_Neg 1 12 Yellow Nurse Call Lt Neg 12 Lockout 10 Yellow Nurse Call Lt Neg 13 113 13 Rail Nurse Call 13 Bat Led Pendant 1 bans wo 14 114 14 V Bat2 14 SR BE Led Vi De 15 Yellow Call Ll Net 72791 aae 16 16 Red Ans Lt Net 71073 14 Sw Vol Up 18 18 17 Battery Led 15 Sw Vol Down 19 19 16 Yelow Call Lt Net P4 and P6 Inner and Outer Nurse Switches 17 Red Answer Lt Net 2 2 1V Bat2 18 VBat2 23 23 2 Red Ans Lt Net 19 C82 34 152 Inner 3 Yellow Call Lt Net 20 cst Nurse 4 Rail_Nurse_Call 21 Radio 5 Red Nurse Ans Lt 22 Data 71536 6 Yellow Nurse Call Lt Neg 23 NIC 24 Direct Light SDRL 25 Indirect Light SDRL m330 2 167 FO 3 12 Bed Wiring Schematic Model Beds Sheet 1 of 2
147. m of this fault is after pressing the lockout button none of the indicators flash NOTE The Bed Not Down indicator does not flash in the steps that include the asterisk symbol 1 At least one of the other functions operate correctly Yes No Goto RAP2 1 2 Verify the correct connection in the interface box a Swap siderail cable connections inside the interface box A model beds or inside the power supply B model beds b Press the Lockout control the indicators flash Yes Go to step 4 3 Replace the siderail interface P C board refer to procedure 4 15 A model beds refer to procedure 4 31 model beds on the affected siderail 4 Do the following to make sure the caregiver siderail controls operate properly a Disconnect the control unit b Connect a known good part c Press the function on the caregiver control panel All the LEDs flash Yes siderail control panel refer to procedure 4 17 page 4 53 vvith the proper configuration If this solves the problem perform the Final Actions on page 2 11 otherwise contact Hill Rom Technical Support 5 Go to Final Actions on page 2 11 CareAssist Bed Service Manual MAN330 REV 2 Page2 15 2 3 Malfunction Chapter 2 Troubleshooting Procedures 23 Hilow Malfunction 1 At least one of the other functions is working Yes Got
148. me cover C see figure 4 17 on page 4 32 CareAssist Bed Service Manual MAN330 REV 2 Page 4 31 4 9 Head Column A Model Beds Chapter 4 Removal Replacement and Adjustment Procedures Figure 4 17 Head Hilow Column 10330 080 11 Remove the four screws D and washers securing the hilow column H to the frame G 12 Slide the hilow column H towards the head end of the bed to remove it from the guide rails F 13 Remove the hilow column H from the bed frame G 14 Remove and retain the two plastic bearings 1 Replacement 1 Position the new hilow column H on the bed frame G with the cable facing the foot end of the bed Install the two plastic bearings 1 onto the new column Connect the cable to the power supply P C board connector 6 Disconnect the foot hilow column from the power supply board Plug the bed into an appropriate power source Page 4 32 CareAssist Bed Service Manual MAN330 REV 2 4 9 Head Column A Model Beds Chapter 4 Removal Replacement and Adjustment Procedures 6 Use the Bed Hilow control to raise the hilow column to same height as the bed W SHOCK HAZARD Unplug the bed from its power source Failure to do so could cause personal injury or equipment damage 7 Unplug the bed from its power source Let the bed sit for 60 seconds for the battery to time out 8 Connect the foot hilow c
149. midity range 30 to 85 non condensing Atmospheric Pressure 70 kPa to 106 kPa 1 6 CareAssist Bed Service Manual MAN330 REV 2 Physical Description Chapter 1 Introduction Table 1 5 AC Povver Requirements Nominal Power Distribution Nominal Power Distribution Maximum Equipment Voltage Volts Frequency Hertz Current Amps 120 60 6 0 100 120 50 60 7 5 127 50 60 6 0 220 230 240 50 60 3 5 a North American power supply configuration Table 1 6 Fuse Specifications Condition Range Battery fuse 10 A 32 V ATO Mains fuse 2 each 2 5 A 250 V 5 x 20 mm UL 198G Slo BloG or equivalent 220 230 and 240 V beds 2 each 5 A 250 V 25 x 1 25 UL 198G Slo Blo or equivalent 100 V through 127 V beds a Slo Blo is a registered trademark of Littlefuse Inc Table 1 7 Regulation Standards and Codes The CareAssist Bed is designed and manufactured according to the following equipment classifications and standards Technical and Quality Assurance UL 60601 1 Standards CSA C22 2 No 601 1 60601 2 38 EN 60601 1 IEC 60601 1 2 EN ISO 9001 and EN 13485 Equipment Classification per IEC 60601 1 Class I equipment internally powered equipment Degree of Protection Against Electric Type B Shock Degree of Protection Against Ingress of Protection against spraying or splashing Water water IPX4 CareAssi
150. n 0PT_FREE2 OPTIONAL FREE 022 cr JERROR_LOCK ch5 C FET 14 25V 110 ANODE 0 414 25V hw 5 8 o RB_ACTIVE 05 10nF 50V TAM 7642973 HUF76429P3 8 HUF76429P3 POTCH AWT 028 if RB_ACTIVE 1 then i 5 _ with EAS open collector from PLD Pres PDTCI44WT on endstop switch is not reached ART PDTCI44WT POTCIA4WT Denne bane pd printet bidrager med mellem 2 1 og 6 milliohm til sunten 04 FET_COLT with EAS open collector from PLO 0 047R 5x 2W 0 047R 5x 2W 0 047R 5 2W D 047R 5x 2W 05 FET_COLP with EAS open collectar from PLD FET_RT with EAS open collector from PLO FET_RC with EAS open collector from PLO 414 25V 0 047R 5x 2W R206 037 ERROR LOCX TO ANODE CI TO ANODE K ix LD FET ERROR this point is connected to Drain of all FETs HEF 40106 via seperate diodes to moke FET errors measurable in PLD hardware m330_118 FO 3 9 Bed Control Board PLD Connector 3 3V 3 3V c47 T XR Direct ByteBlaster original connector r mE 1 39 em ooree 1 L 91 53 dd dd dd au 3 3V i 0 52 H 1 0 Si TIL va Z 1 0 515 i 0 1 0 1 0 lis S4 DD jl M3 gt 8 y
151. n A WARNING Unplug the bed from its power source Failure to do so could cause personal injury or equipment damage 3 Unplug the bed from its power source Let the bed sit for 60 seconds for the battery to time out 4 Remove the spacer A see figure 4 33 on page 4 78 5 Slide the pod B towards the head end of the siderail C 6 Pull out the foot end of the pod B 7 Slide the pod B toward the foot end of the siderail C and remove it from the siderail C 8 Remove the four screws D from the back of the pod B 9 Remove the back of the pod E 10 Note the routing of the cable F 11 Disconnect the cable F from the P C board G 12 Remove the weldment from the spring 1 1 Torx is a registered trademark of Textron Inc CareAssist Bed Service Manual MAN330 REV 2 Page 4 77 4 24 Scale Control Pod Model Beds Chapter 4 Removal Replacement and Adjustment Procedures Figure 4 33 Control Pod m330 2 151 Page 4 78 CareAssist Bed Service Manual MAN330 REV 2 4 24 Scale Control Model Beds Chapter 4 Removal Replacement and Adjustment Procedures Replacement 1 Do as follows to the new pod a Remove the four screws D from the back of the b Remove the pod back E c Disconnect the cable F from the P C board G 2 Put the new pod B in position next to the cable F that comes out of the siderail C
152. n X7R 33V TMP gt N 1 e a a LM317D2T R12 1 c12 100n X7R 18K 1 D35 gt SHOCK SWITCH SNC 2 pue De 1 PDTCI24ET 1 CB_CONTIN SHOCK SWITCH shorted to GND gt sys woke up and ready to go WAKE shorted to GND gt sys wake up and ready to go CB CONTIN gt power always Vout 24Volt 14 25V _ gt ERR 43 3V un R15 Current 50 100 SE oo 100R 5 ls Ma RESISTOR 2512 1W 5 g x CO 3 LP2951CMX 3 3 js E 100 7 v R50 10K 1x R200 p 100R 5x RESISTOR 2512 tuF 16 20 80 3 3VB supply to Hondsets Current 25 SOmA c79 C C77 2951 3 3 100n X7R 4u7 63v 7 16v 20 BO m330_115 FO 3 6 Bed Control Board Battery Management 4 From sheet 5 7 no activity hondset gt reset Bettery ALARM ond Battery CUT OFF 14 25V RB circuit for Battery ALARM and Battery 33V Vbatiery 2 10V 414 25V LEVEL REF also used on sheet 7 33V TMP 100n 7 c83 100n X7R 100n 84 X7R battery lone 680K 1 C85 100n X7R D40 14 25V RNG 47K 1x Threshold CHARGE 80mA 10mA RIS R202 ek 1 680K 1x p U8 D AC LOGIC 33V BAT ALARM 18 45 24 47 25 6
153. n No Functions Work Go to RAP 2 1 on page 2 12 Lockout Malfunction Go to RAP 2 2 on page 2 15 Hilow Malfunction Go to RAP 2 3 on page 2 16 Knee Section Malfunction Go to RAP 2 4 on page 2 17 Head Section Malfunction excluding Automatic to RAP 2 5 on page 2 18 Contour Battery Backup Malfunction Go to RAP 2 6 on page 2 19 Foot Section Malfunction Go to RAP 2 7 on page 2 20 Page 2 2 CareAssist Bed Service Manual MAN330 REV 2 Initial Actions Chapter 2 Troubleshooting Procedures Problem Solution Trendelenburg Reverse Trendelenburg Malfunction Go to RAP 2 8 on page 2 22 Bed Connected to AC Power Brakes Not Applied Go to RAP 2 9 on page 2 23 Detection Malfunction CPR Malfunction Go to RAP 2 10 on page 2 26 Braking Malfunction Go to RAP 2 11 on page 2 27 Steering Malfunction Go to RAP 2 12 on page 2 28 Table 2 2 Scale Display Errors Problem Solution Scale Error 0 Go to RAP 2 13 on page 2 29 Scale Error 1 Go to RAP 2 14 on page 2 30 Scale Error 2 Go to RAP 2 15 on page 2 31 Scale Error 3 Go to RAP 2 16 on page 2 32 Scale Error 5 Go to RAP 2 17 on page 2 33 CareAssist Bed Service Manual MAN330 REV 2 Page2 3 Function Checks Chapter 2 Troubleshooting Procedures Function Checks 1 The Initial Actions have been performed Yes Go to Initial Actions on page 2 2 Set the brakes raise a
154. n page 4 15 If this solves the problem perform the Final Actions on page 2 11 otherwise contact Hill Rom technical support 5 Replace the power supply refer to procedure 4 3 on page 4 9 This solves the problem Yes Contact Hill Rom technical support 6 Go to Final Actions on page 2 11 Page 2 18 CareAssist Bed Service Manual MAN330 REV 2 2 6 Battery Malfunction Chapter 2 Troubleshooting Procedures 26 Battery Backup Malfunction 1 Inspect the date on the battery Replace if older than 3 years old 2 Do the following to make sure the controls operate correctly a Connect a known good control pendant or siderail P C board The controls operate correctly Yes Go to step 4 3 Replace the affected controls 4 Remove the power supply cover A model beds or battery cover model beds and make sure the batteries are properly connected The battery is connected properly Yes No Connect the battery properly and go to Function Checks on page 2 4 5 Make sure the battery is charging properly Plug the bed into an appropriate power source and make sure that it remains connected for at least 12 hours without the batteries being used After 12 hours unplug the bed from its power source The bed operates correctly on battery backup after charging Yes No Goto step 7 6 Go to Final Actions on page 2 11 7 Make sure t
155. nd lock the siderails in the high position Plug in the povver cord into an appropriate povver source Operate the trendelenburg function This function works Yes No J Goto RAP 2 1 Lock at least one bed function such as the head section The corresponding indicator is illuminated Yes No Go to RAP 2 2 Lock out all bed functions All of the lock out indicators illuminate except the Bed Not Down Indicator Yes No J Goto RAP 2 2 Unlock all of the functions All of the lock out indicators go off except the Bed Not Down Indicator Yes No gt Go to RAP 2 2 Press the Bed Up control The bed rises to the high position without stopping or an audible alarm sounding Yes No d Go to RAP 2 3 Press the Bed Down control The bed goes down to the low position without stopping or the audible alarm sounding In addition the Bed Not Down indicator goes off when the bed reaches the lowest position Page 2 4 CareAssist Bed Service Manual MAN330 REV 2 Function Checks Chapter 2 Troubleshooting Procedures Yes No Go to RAP 2 3 9 Press the Rnee Up control The section rises to the high position vvithout stopping or the audible alarm sounding Yes 4 Goto RAP 2 4 10 Press the Knee Down control The knee section goes down to the low position without stopping or the audible alarm sounding Yes No Go to RAP 2 4 11 Press the Head
156. not be available functional equivalents may be substituted THE FOREGOING WARRANTIES ARE EXCLUSIVE AND IN LIEU OF ALL OTHER EXPRESS WARRANTIES AND IMPLIED WARRANTIES INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS OF PURPOSE HILL ROM S OBLIGATION UNDER THESE WARRANTIES SHALL NOT INCLUDE ANY LIABILITY FOR LOSS OF PROFITS DIRECT INDIRECT OR CONSEQUENTIAL DAMAGES OR DELAYS Some states provinces or countries do not allow the exclusion or limitation of incidental or consequential damages so the above exclusion or limitation may not apply Any improper or negligent use any alterations or repairs not in accordance with Hill Rom s manuals or performed by others in such manner as in Hill Rom s sole judgment affects the product materially and adversely shall void these warranties These warranties do not cover failures due to misuse abuse neglect or lack of routine maintenance No employee or representative of Hill Rom is authorized to change these warranties in way or grant any other warranty unless in writing and signed by Hill Rom officer These warranties provide specific legal rights but there may be other available rights which vary from state to state province to province or country to country Revised July 6 2001 Hill Rom Company Inc 1069 State Route 46 E Batesville IN 47006 9167 Page 5 4 CareAssist Bed Service Manual MAN330 REV 2 Warranty Chapter 5 Parts List NOTES
157. o RAP 2 1 Identify the relevant hilow column One hilow column does not operate Yes No 4 gt Go to step 5 Swap the hilow column connectors 6 and 4 yellow on the power supply P C board see table 4 1 on page 4 11 The faulty column operates properly Yes No Replace the defective column head hilovv refer to procedure 4 9 on page 4 31 or foot hilow refer to procedure 4 21 on page 4 63 Replace the power supply refer to procedure 4 3 on page 4 9 or motor control P C board B model beds refer to procedure 4 27 on page 4 85 Go to Final Actions on page 2 11 Page 2 16 CareAssist Bed Service Manual MAN330 REV 2 2 4 Section Malfunction Chapter 2 Troubleshooting Procedures 2 4 Knee Section Malfunction 1 Atleast one of the other functions operates correctly Yes No Goto RAP2 1 2 Do the following to make sure the controls operate correctly a Connect a known good part The controls operate correctly Yes No Go to step 4 3 Replace the affected control 4 Do the following to make sure knee section motor operates correctly Remove the power supply cover b Swap the knee section and foot section motor connectors 5 brown amp 2 green or connect a new knee section motor c Press the Foot Up Down control to raise and lower the knee section 5 The knee section operates correctly Yes No Replace the knee motor refer to procedu
158. olumn to the power supply P C board 9 Perform the removal procedure in reverse order 10 Plug the bed into an appropriate power source 11 Operate the Trendelenburg function to make sure there is no tension on the power supply cable of the column W SHOCK HAZARD The equipotential link and the grounding of the metal parts of the bed depend on the correct installation of the earth conductor and grounding spring blades Personal injury could result if the installation is not correct and or if the earth continuity is compromised 12 Check that the earth continuity of the accessible metal parts is correct see Leakage current on page 6 5 in the Preventive Maintenance Schedule 13 To make sure the CareAssist Bed operates correctly do the Function Checks on page 2 4 CareAssist Bed Service Manual MAN330 REV 2 Page 4 33 4 10 Foot Hilow Column Model Beds Chapter 4 Removal Replacement and Adjustment Procedures 4 10 Foot Hilow Column A Model Beds Tools required 13 mm socket Ratchet Extension 2 Jack stands Vice grips amp Removal 1 Set the brakes 2 Remove the footboard 3 Raise the head section to the full up position 4 Remove the seat section of the sleep deck 5 Remove the thigh section of the sleep deck WARNING Do not work under an unsupported load Install applicable temporary supports Failure to do so could cause personal injury or equipment damage 6 Place
159. on P158 Infusion Support System P27601 Oxygen Tank Holder P2217 Standard IV Pole P734EA1 Mattress Pad Extender P731EA3 Mattress P163 Adapter Bracket CareAssist Bed Service Manual MAN330 REV 2 Page 7 1 7 1 Infusion Support System P 156 Chapter 7 Accessories 7 1 Infusion Support System P 158 Tools required None The Infusion Support System ISS consists of a movable and adjustable rod that attaches to the head end of the system The pole supports pumps bags in a vertical orientation and raises or lowers the pumps or bags with respect to the bed frame Each Infusion Support System can support one infusion pump plus two liters of intravenous solution Installation A A A WARNING Do not exceed ISS pole weight capacity Personal injury or equipment damage could occur WARNING When lowering the upper section of an ISS pole always grasp and hold the upper section of the pole before twisting the release knob Failure to do so could result in personal injury or equipment damage 1 Install the P163 adapter into any of the four equipment sockets 2 Install the ISS pole into the adapter 3 Hang up to 40 Ib 18 kg on the ISS pole CAUTION Do not mount infusion pumps on the lower section of an IV rod Interference with head section articulation could result 4 Hang pumps on the upper section of an ISS pole Removal Do the installation procedure in reverse ord
160. on and foot section with the maximum safe working load 400 Ib 182 kg on the bed Control Logic and Specific Functions Combined activations of the motor provide the following functions Dining Chair Position Automatic contour Trendelenburg and Reverse Trendelenburg function Lockout management Page 3 14 CareAssist Bed Service Manual MAN330 REV 2 Electrical System Model Beds Chapter 8 Theory of Operation Patient pendant or caregiver siderail control unit interfacing Indication of Bed Not in Low Position see Detection of Bed Not in Low Position on page 3 9 Indication of Bed Connected to AC Povver but not Applied see Detection of Bed Connected to AC Power but Brakes not Applied on page 3 16 All of these functions are integrated into a complex programmable logic device CPLD Patient Pendant The patient pendant controls operate at 3 3 V DC supplied by the motor control P C board and integrate three main principles e Filtering and amplification of inputs for electrostatic protection and signal formatting e Multiplexing for the management of the controls e Demultiplexing for the control of the indicators Data from the controls and indicators are transmitted in series link type SPI so as to reduce the number of wires The clock signal that starts these exchanges is controlled by the motor control P C board All the data is sent in tens of milliseconds When the
161. on to the full up position A WARNING Unplug the bed from its power source Failure to do so could cause personal injury or equipment damage 3 Unplug the bed from its power source Let the bed sit for 60 seconds for the battery to time out 4 Remove the two screws A from the retainers C see figure 4 36 on page 4 86 5 Remove the retainers C 6 Remove the three screws D that attach the power supply cover E to the power supply F 7 Remove the power supply cover NOTE The power supply cover is connected to the power supply board by the battery cable 8 Disconnect the battery cable from the power supply board 9 Remove the power supply cover E from the power supply P 10 Note the positions of the cables connected to the power supply P C board G 1 Torx is a registered trademark of Textron Inc CareAssist Bed Service Manual MAN330 REV 2 Page 4 85 4 27 Motor Control Board Model Beds Chapter 4 Removal Replacement and Adjustment Procedures Figure 4 36 Motor Control P C Board m330 2 139 CAUTION When handling electronic components wear an antistatic strap Failure to do so could cause component damage 11 Put on the antistatic strap 12 Disconnect the cables from the power supply P C board G 13 Pinch the ends of the standoffs H 14 Pull the P C board G off the standoff H 15 Remove the P C board H f
162. ontrol P C board to produce a voltage of approximately 33 V DC to supply power to the drive motors The other secondary nominally 14 5 V AC is rectified filtered and regulated to produce a voltage of 8 5 V DC to supply power to the Scale System Bed Exit System and the SideCom Communication System Function Control The motors are controlled by relays and or FET transistors In order to protect these relays from electrical arcing during switching the FET transistor operates such that when a function is activated the relay closes with no current In the same way when a function control is released the FET cuts the power before the relay opens Overload limiting is provided by controlling the current at the output of each motor In the event of overload or mechanical blockage the supply of the relevant motor is cut off by a control transistor without affecting the operation of the other motors except for specific situations In this case the overload is indicated by an audible alarm This overload indication also enables failure of a motor end of travel to be detected except for the hilow columns which have a backup end of travel Battery Circuit The bed is equipped with battery backup This battery backup is internal to the power supply unit The charging circuit has current limiting according to the level of the battery charge Charging begins as soon as the unit is connected to AC power At the end of charging the load cur
163. ower supply board disconnect the knee section motor connector number 5 9 Remove the cable cover on the central rail and remove the knee section motor cable 10 Remove the knee section motor cable from the bed 11 Remove the E ring E from the rod end pin F see figure 4 13 on page 4 26 12 Remove the E ring G from the motor end pin H 13 While supporting the motor J remove the rod end pin F 14 While supporting the motor J remove the motor end pin H 15 Remove the knee motor J from the bed CareAssist Bed Service Manual MAN330 REV 2 Page 4 25 4 7 Knee Section Motor Chapter 4 Removal Replacement and Adjustment Procedures m330_105 Replacement 1 Perform the removal procedure in reverse order A CAUTION Ensure that the elastic found on the new motors is not wound around the motor body before removing it cut If necessary turn the motor end rod in the appropriate direction to unwind this elastic Indeed it is used to indicate the correct position of the switches and internal end of travels of the motor The incorrect position of these elements may damage the motor or the structure of the bed 2 Remove the elastic from the motor 3 To make sure the CareAssist Bed operates correctly do the Function Checks on page 2 4 Page 4 26 CareAssist Bed Service Manual MAN330 REV 2 4 8 Foot Section Motor Chapter 4 Removal Replacement and Adjustment
164. placed 1 Set the brakes 2 Raise the sleep surface to a comfortable working level 3 Raise the head section to the highest position SHOCK HAZARD Unplug the bed from its power source Failure to do so could cause personal injury or equipment damage 4 Unplug the bed from its power source Let the bed sit for 60 seconds for the battery to time out 5 Lower the right side siderails 6 Using the punch punch out the center of the four rivets A securing the switch B to the seat section C see figure 4 26 on page 4 59 7 Remove the switch B 8 Using the punch punch out the center of the four rivets A securing the switch B to the thigh section D 9 Remove the switch B 10 Remove the seat section C and knee section D 11 Remove the two cable covers E from the central rail 1 Torx is a registered trademark of Textron Inc Page 4 58 CareAssist Bed Service Manual MAN330 REV 2 4 20 Bed Exit Switch Chapter 4 Removal Replacement and Adjustment Procedures Figure 4 26 Bed Exit Switch m330_082 Page 4 59 CareAssist Bed Service Manual MAN330 REV 2 4 20 Bed Exit Switch Chapter 4 Removal Replacement and Adjustment Procedures 12 For A model beds do as follows otherwise go to step 13 a Remove the nine screws F securing the interface box cover G to the interface box I b Lower the cover Disconnect the switch cable from th
165. pment damage WARNING Adhere to appropriate infection control policies and procedures Failure to do so could result in the spread of infection WARNING To prevent injury from sharp edges and rough surfaces wear protective gloves WARNING To reduce the risk of eye injury wear eye protection WARNING Do not work under an unsupported load Install applicable temporary supports Failure to do so could cause personal injury or equipment damage SHOCK HAZARD Unplug the bed from its power source Failure to do so could cause personal injury or equipment damage SHOCK HAZARD Do not expose the unit to excessive moisture Personal injury or equipment damage could occur CAUTION Do not use harsh cleaners solvents or detergents Equipment damage could occur CareAssist Bed Service Manual MAN330 REV 2 1 11 Safety Tips Chapter 1 Introduction CAUTION Do not use silicone based lubricants Equipment damage could occur CAUTION To prevent component damage make sure that your hands are clean and only handle the P C board by its edges A CAUTION When handling electronic components wear an antistatic strap Failure to do so could cause component damage A CAUTION For shipping and storage place the removed board in an antistatic protective bag Equipment damage can occur 1 12 CareAssist Bed Service Manual MAN330 REV 2 Warning and Caution Labels
166. provided WARNING Do not exceed IV rod weight capacity personal injury or equipment damage could result A WARNING When lowering the upper section of an IV rod always grasp and hold the upper section of the pole before pulling the release knob Failure to do so could result in personal injury or equipment damage Installation Install the rod in an equipment socket at any corner of the bed Removal Reverse the installation procedure to remove the IV Rod Page 7 4 CareAssist Bed Service Manual MAN330 REV 2 7 4 Mattress Pad Extender P734EA1 Chapter 7 Accessories 7 4 Mattress Pad Extender P734EA1 Tools required None Installation 1 Extend the foot section A see figure 7 1 on page 7 5 Figure 7 1 Mattress Pad Extender m330_ 121 2 Insert the extender between the footboard and mattress Removal Reverse the installation procedure to remove mattress pad extender CareAssist Bed Service Manual MAN330 REV 2 Page7 5 7 5 Mattress P731EA3 Chapter 7 Accessories 7 5 Mattress P731EA3 Tools required None Installation 1 Lower all four siderails 2 Set the mattress on the sleep deck Removal Reverse the installation procedure to remove the mattress 7 6 CareAssist Bed Service Manual MAN330 REV 2 Hill Rom A HILLENBRAN D INDUSTRY Global Headquarters Hill Rom Company Inc 1069 State Route 46 E Batesville IN 47006 9167 Tel 800 445 372
167. r Pin E Color Function m Ls 55 18 i Rail_Radio 71664 RUM ig torcar pe 18 Yellow Nurse Call Lt Pos 19 Ga 3 Blackie AC 23 20 Direct_Light 20 3 Hs 151 Y 24 21 Indirect Light 210 VBat 5 111 25 22 22 Red Answer Lt Net 5 den t ni 1 Common Switch 71666 2 26 23 Volume Control Wiper 23 Call Lt Net 2 Head_Hi Lo_Limit_Up_Switch T OA 2 24 Radio Control 24 Sw Vol Down 3 Head Hi Lo Limit Doin Switch 12 25 Pos 25 Sw Vol Up ANC 29 26 Nurse Call Neg ES 1 Battery LED 5NIC 30 2 Common 1 Common Switch 2 Lockout 31 28 Yellow Nurse Lt 1 SMS 901647 8 2 Head Hi Lo Limit Up Switch 1 Ac 32 29 Red Nurse Answer Ll Neg Nurse om Ten Tutor URDU 8 Head Hill Motor 3 Head Hi Lo Limit Down Switch 33 30 1 SER Non ow Ent V bi Up Battery El el ANIC 5 Wake _Up_Battery ntertainment V D REP IK 20 ata In 34 31 Priority Call 2 2 eS L 2 2 TE 7 Head Column VE0136 SNC 6 7 Dala Out Mains 3 35 32 3 13 roe eek g 6 Brake_Switch Qui 36 5 NIC P6 8 Transformer PCB 4 33 TV Channel Stepping N 4 14 1 g 7 Head ara DS 6 WIES 9 CS2 2 Fuses 37 34 TV Channel Stepping Pos 2 Pr ors TF Dar Gur 8 Head Motor taHb 35 PE Pror NA CA wer 532702 10 36
168. r 3 Chapter 2 Troubleshooting Procedures 2 16 Scale Error 3 Err3 shows on scale display Unplug the bed After 30 seconds plug the bed in Press the Scale Enable and the Scale Control on the scale display pod Operate the bed so the head section is down and the bed is level Problem Fix problems solved YES Press the Scale Enable key and the Weigh key on the scale display pod Any visible problems found Look atthe scale YES P C board Look for any damaged or bent frame pinched NO cables or interference between weigh and non weigh frames Problem solved Do the Function Checks m Are all of them on and the Analog Error LED is on Are any of the P1 to P4 red LEDs on Replace load cell with the LED on YES Follow the calibration procedure Unplug 1 load cell Replace the load at a time until the Replace cell Analog Error LED scale P C board turns off Page 2 32 CareAssist Bed Service Manual REV 2 2 17 Scale Error 5 Chapter 2 Troubleshooting Procedures 2 17 Scale Error 5 Err5 shows on scale display Press the LB KG control Display shows Display shows Display shows 11 12 14 15 or 17 13 or 16 18 19 20 or 21 Unplug the Unplug the bed After 30 bed After 30 Go to Scale Err3 seconds plug the seconds plug the bed in bed in Do t
169. rame sections and uses the intermediate internal microswitches of the knee section and foot section motors to control the interaction between these two sections Page 3 16 CareAssist Bed Service Manual MAN330 REV 2 Electrical System Model Beds Chapter 8 Theory of Operation Detection of Bed Connected to AC Power but Brakes Not Set The detection system operates by a normal on switch mounted on the foot end crossbar and is activated by the brake steer bar The power supply unit controls an audible alarm if the following two elements occur together AC power is present and the switch not activated The audible alarm stops when the brake is applied or when the bed is unplugged from the power source Trendelenburg Reverse Trendelenburg The Trendelenburg Reverse Trendelenburg is a fully electric function accessed by the caregiver The function is enabled by the Enable control on the caregiver siderail controls The principle involves controlling the two hilow columns in opposing directions according to the position required regardless of the initial height and position of the sleep surface As long as one of the two controls remains pressed the two columns continue to move until their internal EOT is reached The maximum inclination can be reached as long as AC power or battery backup is available Scale and Bed Exit Systems Power is supplied to the Scale Bed Exit System from the siderail interface P C board inside
170. re 4 7 on page 4 23 If this solves the problem perform the Final Actions on page 2 11 otherwise contact Hill Rom Technical Support 6 Replace the power supply A model beds refer to procedure 4 3 on page 4 9 or motor control P C board B model beds refer to procedure 4 27 on page 4 85 This solves the problem Yes No Contact Hill Rom technical support 7 Go to Final Actions on page 2 11 CareAssist Bed Service Manual MAN330 REV 2 2 17 2 5 Head Section Malfunction excluding Automatic Contour Chapter 2 Troubleshooting Procedures 2 5 Head Section Malfunction excluding Automatic Contour 1 Atleast one of the other functions is working Yes Goto RAP2 1 2 Do the following to make sure controls operate correctly a Connect a known good part The functions are operating correctly Yes Go to step 4 3 Replace the affected control 4 Do following to make sure head section motor operates correctly a Press the Head Up control and raise the head section to the high position If this cannot be accomplished electrically use the CPR handle and raise the head section manually b Remove the power supply cover Connect a known good motor d Press the Head Up control to raise then press the Head Down control to lower the head section The head section operates correctly Yes No Replace the head motor refer to procedure 4 5 o
171. red administrative tasks CareAssist Bed Service Manual MAN330 REV 2 Page2 11 2 1 No Functions Work Chapter 2 Troubleshooting Procedures 2 1 Functions Work NOTE This procedure assumes that no functions work from the pendant or caregiver controls on the siderails SHOCK HAZARD The potential for electrical shock exists with electrical equipment Failure to follow facility protocols may cause death or serious personal injury 1 Verify the two AC power fuses and one interface P C board in line cable fuse are serviceable A model beds only The fuses are serviceable Yes Replace the fuses refer to procedure 4 16 A model beds or refer to procedure 4 34 B model beds and then go to Function Checks on page 2 4 Verify all the cables on the AC power board and motor control board A model beds or siderail interface P C board B model beds are connected correctly All cables are connected properly Yes No Connect the cables as required then go to Function Checks on page 2 4 Make sure the AC power cable operates correctly The cable is plugged into the power outlet correctly Yes No Plug the cable into outlet correctly and then go to Function Checks on page 2 4 Unplug the bed from its power source and use an appropriate test device to check for the presence of the voltage at the power outlet The voltage is correct
172. rent is very low When the power supply is disconnected from the AC power the battery backup is activated by pressing the Battery control on the caregiver controls CareAssist Bed Service Manual MAN330 REV 2 3 13 Electrical System Model Beds Chapter 3 Theory of Operation The battery charge level is controlled In this vvay a flashing indicator and an audible low battery alarm by buzzer are activated during movement if the battery voltage drops this is a continuous beep of several seconds that is heard each time a control is pressed After connecting to the power outlet the indicator continues to flash until the battery has charged Battery operation is automatically stopped 30 seconds after the end of the last movement Battery Characteristics Table 3 9 Battery Backup Characteristics Description Specification Components two 12 V 1 2 Ah batteries Voltage 24 V DC Maximum charging time 12 hours Discharging time storage battery Minimum 10 days connected to bed Discharging time storage battery not 3 months connected to bed The batteries are sealed lead acid connected in series and protected by a 10 A fuse on the connection wires The battery type has no memory effect and can be charged regularly without any particular constraints The capacity of the battery backup after full charging is at least three raise and lower cycles for hilow head section knee secti
173. rm the Function Checks To verify the repair perform the Final Actions after the Function Checks If troubleshooting procedures do not isolate the problem call Hill Rom Technical Support at 800 445 3720 for assistance CareAssist Bed Service Manual MAN330 REV 2 2 1 Initial Actions Chapter 2 Troubleshooting Procedures Initial Actions Use Initial Actions to gather information from operators concerning problems with the CareAssist Bed Note the symptoms or other information concerning the problem that the operator describes This information helps identify the probable cause 1 2 3 4 Someone vvho can explain the problem is available Yes Go to Function Checks on page 2 4 this person to demonstrate or explain the problem The problem can be duplicated Yes Go to Function Checks on page 2 4 The problem is a result of improper operator action Yes No Refer to table 2 1 on page 2 2 go to Function Checks on page 2 4 Instruct the operator to refer to the procedures in the CareAssist Bed User Manual usr116 Perform the Function Checks to ensure proper operation of the CareAssist Bed Problem Solution Table If the problem can be easily identified use the following tables to determine the appropriate troubleshooting procedure Table 2 1 Problem Solution Table Problem Solutio
174. roblem scale P C board solved Do the Function Checks YES YES Do the Function Checks CareAssist Bed Service Manual MAN330 REV 2 2 29 2 14 Scale Error 1 Chapter 2 Troubleshooting Procedures 2 14 Scale Error 1 Err1 shows on scale display Unplug the bed After 30 seconds plug the bed in Press the Scale Enable key on the scale display pod Call Hill Rom Technical Support Problem solved Replace Problem scale P C board solved Do the YES Function Checks YES Do the Function Checks Page 2 30 CareAssist Bed Service Manual MAN330 REV 2 2 15 Scale Error 2 Chapter 2 Troubleshooting Procedures 2 15 Scale Error 2 Err2 shows on scale display Unplug the bed After 30 seconds plug the bed in Call Hill Rom Technical Support Press the Scale Enable key on the scale display pod Problem solved Follow the NO calibration Fix problem procedure Problem solved Any visible Press the Scale problems YES Enable on the found scale display pod Replace scale P C board Look for any damaged or bent frame pinched NO cables or interference between weigh and non weigh frames Problem Do the Function YES solved Checks CareAssist Bed Service Manual MAN330 REV 2 2 31 2 16 Scale Erro
175. rom the power supply F Replacement 1 Do the removal procedure in reverse order 2 Do the Function Checks on page 2 4 Page 4 86 CareAssist Bed Service Manual MAN330 REV 2 428 SideCom Communication System Board Model Beds Chapter 4 Removal Replacement and Adjustment Procedures 4 28 SideCom Communication System Board Model Beds Tools required 13 mm socket Ratchet Needle nose pliers Antistatic strap T25 Torx screwdriver Removal 1 Set the brakes 2 Raise the head section to the full up position A WARNING Unplug the bed from its power source Failure to do so could cause personal injury or equipment damage 3 Unplug the bed from its power source Let the bed sit for 60 seconds for the battery to time out 4 Remove the two screws A from the retainers C see figure 4 37 on page 4 88 5 Remove the retainers C 6 Remove the three screws D that attach the power supply cover E to the power supply F 7 Remove the power supply cover NOTE The power supply cover is connected to the power supply board by the battery cable 8 Disconnect the battery cable from the power supply board 9 Remove the power supply cover E from the power supply P 10 Note the positions of the cables connected to the communication board 1 Torx is a registered trademark of Textron Inc CareAssist Bed Servi
176. s OTOPtIng oes rant ale eng mt Bare a beata 5 1 Exchange Polley ect sa es ed statue edad eee 5 3 Ine Warranty Exchanges 221 era Ep ES Ug 5 3 Out of Warranty 5 3 Watan Ss un RE ess DG AS E 5 4 Recommended Spare 5 6 Base Frame A Model ences oye eet yeh ue tee tin IURE 5 10 ArticulatingFrame AModel c c REPRE ME are regn Yn d 5 14 Foot Extension A Model seus tia a bes sad ee weed DRE bee se oie 5 18 Head Sid rail A Model 222 2222 coke ed Pee de rams De els 5 20 FoorSideral A Models tos Sete uod E OC 5 24 Footboard and Headboard A Model 5 26 Plastic Sleep Deck A Model 5 27 Motor Control Box A 1 5 28 CPRCables A Mod l ies tament re ie SE 5 30 Control Cables A Model EA ESE eda ENS 5 32 Interface Control Box A 1 5 34 Base Frame B Model i soie LERRA 5 36 Articulating Frame B 4 1 5 40 FootExtension BM0odel c cocer 5
177. s a ta 2 15 MaliuncioDees tasses ps Ne ges 2 16 CareAssist Bed Service Manual MAN330 REV 2 Page v Knee Section Malfunction 2 17 Head Section Malfunction excluding Automatic Contour 2 18 Battery Backup 2 19 Foot Section 2 20 Trendelenburg Reverse Trendelenburg Malfunction 2 22 Bed Connected to AC Power Brakes Not Applied Detection Malfunction 2 23 CPR a GUNG OI 5 7 4 aoc am esce 2 26 Braking Malfunction gh oe n QR EE N dee 2 27 Steering MalT nctlon vss ledere a e a PER 2 28 Cale BITOR a cO a 2 29 Scale be IL DU E RA DLE a Ba ee AS PE ee DE 2 30 Scale Error Dei En 2 31 Scale Error 3a RES Ca 2 32 Scale 2 010 02 qd ur ecu e Di ed CP un 2 33 Chapter 3 Theory of Operation pe 3 1 System ce a ES ES la 3 2 Retractable Head 5 3 2 Pmercency CPR Release sa ciam eR Ren em Y pa c aen 3 2 Extendable its sa no te
178. s controlled In this way a flashing indicator and an audible low battery alarm by buzzer are activated during movement if the battery voltage drops this is a continuous beep of several seconds that is heard each time a control is pressed After connecting to the power outlet the indicator continues to flash until the battery has charged Battery operation is automatically stopped 30 seconds after the end of the last movement Page 3 6 CareAssist Bed Service Manual MAN330 REV 2 Electrical System Model Beds Chapter 8 Theory of Operation Battery Characteristics Table 3 3 Battery Characteristics Description Specification Components 2 12 V batteries Capacity of each battery 1 2 Ah Voltage 24 V DC Maximum charging time 12 hours Discharging time storage battery Minimum 10 days connected to bed Discharging time storage battery not 3 months connected to bed The batteries are a sealed lead acid and are connected in series on the main board and protected by a 10 Amp fuse on the connection wires The battery type has no memory effect and can be charged regularly without any particular constraints The capacity of the battery backup after full charging is at least three raise and lower cycles for hilow head section knee section and foot section with the maximum safe working load 400 Ib 182 kg on the bed Control Logic and Specific Functions Combined activat
179. se order 2 Calibrate the scale refer to Scale Calibration on page 6 11 3 Do the Function Checks on page 2 4 Page 4 92 CareAssist Bed Service Manual MAN330 REV 2 4 31 Siderail Interface Board Model Beds Chapter 4 Removal Replacement and Adjustment Procedures 4 31 Siderail Interface P C Board B Model Beds Tools required 13 mm socket Ratchet Needle nose pliers Antistatic strap T25 Torx screwdriver Removal 1 Set the brakes 2 Raise the head section to the full up position A WARNING Unplug the bed from its power source Failure to do so could cause personal injury or equipment damage 3 Unplug the bed from its power source Let the bed sit for 60 seconds for the battery to time out 4 Remove the two screws A from the retainers C see figure 4 40 on page 4 94 5 Remove the retainers 6 Remove the three screws D that attach the power supply cover to the power supply F 7 Remove the power supply cover NOTE The power supply cover is connected to the power supply board by the battery cable 8 Disconnect the battery cable from the power supply board 9 Remove the power supply cover E from the power supply P 10 Note the positions of the cables connected to the interface P C board G 1 Torx is a registered trademark of Textron Inc CareAssist Bed Service Manual MAN330 REV 2 Page 4 93
180. siderail interface 7 71667 1170 1 board assembly SideCom Communication System universal television UTV junction 71793 1170 1 SideCom Communication System board five wire 71791 1170 1 SideCom Communication System board vvired radio 8 71440 1170 1 Junction box 9 71704 1170 1 Vertical seal base bed 71705 1170 1 Vertical seal communication 71552 1170 1 Vertical seal SideCom Communication System models 10 0022 1170 1 BracRet rh painted CareAssist Bed Service Manual MAN330 REV 2 Page 5 35 Base Frame B Model Beds Chapter 5 Parts List Base Frame B Model Beds Figure 5 13 Base Frame B Model Beds m330 2 133 Page 5 36 CareAssist Bed Service Manual MAN330 REV 2 Base Frame B Model Beds Chapter 5 Parts List Table 5 13 Base Frame B Model Beds Item Number Part Number Quantity Description 1 VIO610A 1170 8 Screw 2 132180 1170 2 Cover column 3 530545 1170 4 Cover 4 71649 1170 1 Label brake steer position lh 71788 1170 1 Label brake steer position rh 5 0011 1170 1 Foot end brake cover 6 530528 1170 4 Caster support RO0110A 1 Caster brake steer 1170 8 RO0108A 3 Caster brake anti static 1170 9 VI0326 1170 8 Screw 10 VI0361 1170
181. sit for 60 seconds for the battery to time out 5 For the foot section grip the section A on either end and remove it from the bed see figure 4 1 on page 4 4 6 For the thigh section grip the section B on either end and remove it from the bed 7 For the seat section perform the following a Make sure the head section D is in the full up position b Grip the seat section C on either end and remove it from the bed 8 For beds equipped with bed exit remove the tape switches refer to procedure 4 20 9 For the head section D perform the following a Using the CPR release raise the head section D to the full up position b Remove the seat section C c Mark the CPR cables G as left or right for installation later CareAssist Bed Service Manual MAN330 REV 2 Page 4 3 4 1 Sleep Dech Chapter 4 Removal Replacement and Adjustment Procedures Figure 4 1 Sleep Deck 330 2 078 CareAssist Bed Service Manual MAN330 REV 2 Page 4 4 4 1 Sleep Dech Chapter 4 Removal Replacement and Adjustment Procedures d Remove the securing the CPR handle to the CPR mount bracket I Remove CPR handle from the CPR cable f Loosen do not remove jam nut securing the CPR cable to the CPR mount bracket I g Repeat step d through step f for the other side h Remove the E ring L from one side of
182. splay changes to CAL4 and four tones sound 20 Remove the calibration weight Do not touch the bed 21 After approximately 30 seconds the display changes to CALS and five tones sound 22 Add the calibration weight to the right foot of the bed over the load cell Do not touch the bed 23 After approximately 30 seconds the display changes to CAL6 and six tones sound 24 Remove the calibration weight Do not touch the bed 25 After approximately 30 seconds the display changes to CAL7 and seven tones sound 26 Add the calibration weight to the right head of the bed over the load cell Do not touch the bed 27 The bed will beep 1 time then display the current weight if enabled CareAssist Bed Service Manual MAN330 REV 2 6 13 Preventive Maintenance Chapter 6 General Procedures 28 Add the calibration weight to middle of bed 29 Make sure the weight shown on the scale display matches the calibration weight 30 Remove the calibration weight 31 Raise the head section to the highest position 32 Install the battery cover B on the power supply C 33 Install the four screws A to attach the battery cover B to the power supply C Page 6 14 CareAssist Bed Service Manual MAN330 REV 2 Chapter 7 Accessories Accessories For CareAssist Bed accessories see table 7 1 on page 7 1 Table 7 1 Accessories List Product Number Descripti
183. st Bed Service Manual MAN330 REV 2 Page 1 7 Physical Description Chapter 1 Introduction Degree of Protection Against the Presence of Flammable Anaesthetic Mixtures Not for use with flammable anaesthetics Mode of Operation Continuous operation with intermittent loading 3 minutes ON 27 minutes OFF patient s ear Sound level measured meter from lt 60 dBA a CSA is a registered trademark of Canadian Standards Association Inc Table 1 8 Electromagnetic Emissions Guidance Guidance and Manufacturer s Declaration Electromagnetic Emissions The CareAssist Bed model P1170 is intended for use in the electromagnetic environment specified below The customer or the user of the model P1170 should make sure it is used in such an environment Emissions Test Compliance Electromagnetic Environment Guidance RF emissions Group 1 The model P1170 uses RF energy only for its internal CISPR 11 functions Therefore its RF emissions are low and are not likely to cause any interference in nearby electronic equipment RF Emissions Class A The model P1170 is suitable for use in all establishments CISPR 11 other than domestic and those directly connected to the 7 mx 7 public low voltage power supply network that supplies Harmonic Emissions Not Applicable buildings used for domestic purposes 61000 3 2 Voltage Fluctuations Not Applicable Flicker Emissions TEC 61000
184. static strap Vice grips Marking pen String 10 305 Removal 1 Set the brakes 2 Remove the footboard 3 Raise the head section to the full up position 4 Remove the seat section of the sleep deck 5 Remove the thigh section of the sleep deck VVARNING Do not work under an unsupported load Install appropriate supports Failure to do so could cause personal injury or equipment damage 6 7 Place the stands under the articulating frame Lower the articulating frame onto the jack stands W SHOCK HAZARD Unplug the bed from its power source Failure to do so could cause personal injury or equipment damage 8 Unplug the bed from its power source Let the bed sit for 60 seconds for the battery to time out Remove the two screws A from the retainers C see figure 4 30 on page 4 69 10 Remove the retainers C 1 Torx is a registered trademark of Textron Inc 2 Vice grip is a registered trademark of American Tool Companies Inc Page 4 68 CareAssist Bed Service Manual MAN330 REV 2 4 22 Foot Hilow Column Model Beds Chapter 4 Removal Replacement and Adjustment Procedures Figure 4 30 Power Supply Cover m330 2 141 11 Remove the three screws D that attach power supply cover to the power supply F 12 Remove the power supply cover NOTE The power supply cover is connected to the power supply board by the battery
185. stics see table 3 1 on page 3 4 Fuse rating on primary 2 2 Slo Blo amp Maximum power load 360 VA Output voltage 18 to 40 V AC rectified filtered Output power 360 VA Continuos operation at 10 VA a Slo Blo is a registered trademark of LittleFuse Inc The power supply unit is composed of the following components e Power stage Functions controlled by relays and transistors Battery charging circuit Control logic and specific functions The functions are activated after electronically unlocking each of them by using one of the following e Patient pendant e Caregiver controls Power Stage The power stage is composed of a 120 V AC input transformer protected at the input by 2 antisurge fuses of 2 2 A and an internal thermal cutout that cannot be reset There is one non fused secondary for the main control board and 1 fused secondary for the rest of the circuitry both followed at the outputs by bridge rectifiers and filter capacitors The value of this antisurge fuse is 1 A The non fused secondary through the bridge rectifier and filter capacitor produces an output voltage VDC1 which is approximately 24 V DC and unregulated The fused secondary produces a soft regulated 12 V DC for use in the SideCom Communication System P C board and Bed Exit System The available power enables several functions to be controlled simultaneously CareAssist Bed Service Manual MAN330 REV 2 Page 3 5 Electrical S
186. system is in stand by mode the power is cut off and the clock signal is no longer controlled The battery control is therefore directly wired so as to have continuous operation Motor Characteristics Table 3 10 Motor Characteristics and Dimensions Hilow column Description Head motor Knee motor Foot motor motor Power 96 W x2 120 W 84 VV 84 VV Voltage 18 to 40 V DC 18 to 40 V DC 18 to 40 V DC 18 to 40 V DC Intermittent 1090 1090 1090 1090 service 3 min 30 min 2 min 18 min 6 min 60 min 6 min 60 min Actuator 400 mm 239 mm 60 mm 45 mm column travel 5 mm 15 75 2 mm 9 4 2 mm 2 36 2 mm 1 77 Retracted rod 445 mm 310 mm 325 mm center distance 2mm 17 5 2mm 12 2 2mm 12 8 CareAssist Bed Service Manual MAN330 REV 2 Page 3 15 Electrical System Model Beds Chapter 3 Theory of Operation Management of the Motors The motor control signals are supplied by the motor control P C board Their extreme positions are detected in series by upper and lower internal end of travel EOT devices These devices directly cut off the power supply for the head section knee section and foot section actuators In addition the knee section and foot section motors have intermediate internal microswitches to control the automatic contour and Dining Chair Position The two hilow columns also have upper and lower internal EOT devices For safety reasons they are
187. system lets the Page 3 2 CareAssist Bed Service Manual MAN330 REV 2 Mechanical System Chapter 8 Theory of Operation unit travel up down 15 7 400 mm Upper and lower end of travel EOT switches that are backed up to make sure of electrical security The system does not require any special maintenance during its designed period of use However the columns can be replaced in the event of a failure but should never be dismantled or repaired except by Hill Rom personnel Casters The bed has four casters three brake and one brake steer Each caster has a 30 inclination activation mechanism and three positions e Brake caster Brake Neutral Neutral e Steer caster Brake Neutral Steer The brake steer caster is located on the left side foot end Antistatic brake casters are standard for the remaining caster positions They are identified by a yellow dot on the tire Braking The braking system comprises four brake casters that are controlled by the brake steer bar The bar consists of two hexagonal bars with a connecting bar situated in the right hand box section of the lower frame The brake steer bar is directly mounted on the foot end hexagonal bar of the bed Steering The left foot end caster is the steering caster It is controlled by the brake steer bar Head and Footboards The headboard and footboard feature an extruded blow moulded plastic structure with chrome plated steel clasps for assembly
188. t is above 500 microamperes 5 Check that the leakage current of the bed is compliant see Leakage current on page 6 5 in the Preventive Maintenance Schedule 6 To make sure the CareAssist Bed operates correctly do the Function Checks on page 2 4 Page 4 8 CareAssist Bed Service Manual MAN330 REV 2 4 3 Power Supply A Model Beds Chapter 4 Removal Replacement and Adjustment Procedures 43 Power Supply A Model Beds Tools required 13 mm socket Ratchet Extension 6 Removal 1 Set the brakes 2 Raise the head section to the high position W SHOCK HAZARD Unplug the bed from its power source Failure to do so could cause personal injury or equipment damage 3 Unplug the bed from its power source Let the bed sit for 60 seconds for the battery to time out 4 Remove the two screws A and washers B securing the cover C to the power supply D see figure 4 3 on page 4 9 Figure 4 3 Power Supply m330_075 CareAssist Bed Service Manual MAN330 REV 2 Page 4 9 4 3 Power Supply A Model Beds Chapter 4 Removal Replacement and Adjustment Procedures 5 Remove the cover C 6 Note the routing and connection of the cables in the power supply 7 Disconnect the AC power cable E from the fuse board F see figure 4 4 on page 4 10 Figure 4 4 Cable Routing I H R Jw ie m330 126 8 Disconnect the cables from
189. t the earth continuity of the accessible metal parts is correct see Leakage current on page 6 5 in the Preventive Maintenance Schedule 10 To make sure the CareAssist Bed operates correctly do the Function Checks on page 2 4 CareAssist Bed Service Manual MAN330 REV 2 Page 4 37 4 11 Brahe Detection Svvitch Chapter 4 Removal Replacement and Adjustment Procedures 4 11 Brahe Detection Svvitch Tools required Small screwdriver 13 mm socket Ratchet Extension Removal 1 Set the brakes 2 Raise the bed to the highest position 3 Raise the right foot end siderail to the up and locked position W SHOCK HAZARD Unplug the bed from its power source Failure to do so could cause personal injury or equipment damage 4 Unplug the bed from its power source Let the bed sit for 60 seconds for the battery to time out 5 Remove the foot frame cover A see figure 4 19 on page 4 39 6 Remove the cover B from the bed right side of the foot hilow column C 7 Disconnect the cable D from the brake detection switch F 8 Open the cable track located under the foot crossbar on the frame and remove the brake detection switch cable 9 Remove the screw E securing the brake detection switch F to the frame 10 Remove the brake detection switch F Replacement 1 Perform the removal procedure in reverse order 2 To make sure the CareAssist Bed operates correctly do the Function C
190. tem Scale Calibration Bed Exit System Labor Time Repair Cost Inspected by n Jaquiny L 514 3502 630 V N A V 1 5 10N medoy jsnfpy ue pus397 Page 6 10 CareAssist Bed Service Manual MAN330 REV 2 6 1 Scale Calibration Chapter 6 General Procedures 6 1 Scale Calibration Tools required T25 Torx screwdriver 250 Ib 113 kg of weight in 25 Ib 11 kg increments The scale calibration weight must be between 100 and 250 45 kg and 113 kg 1 Make sure the bed is at a comfortable height to add and remove the weights 2 Make sure the bed is level 3 Remove the mattress 4 Set the brakes 5 Raise the head section to the highest position 6 Remove the four screws A that attach the battery cover B to the power supply C see figure 6 1 on page 6 12 7 Remove the cover B 8 Lower the head section W SHOCK HAZARD The potential for electrical shock exists with electrical equipment Failure to follow facility protocols may cause death or serious personal injury 9 Press and release the calibration switch D on the scale P C boar
191. tension foot weldment 13 VI0608A 1170 2 Screw 14 0005 1170 1 Extension foot assembly 15 VI0613A 1170 2 Screw plastic CareAssist Bed Service Manual MAN330 REV 2 Page 5 19 Head Siderail A Model Beds Chapter 5 Parts List Head Siderail A Model Beds Figure 5 5 Head Siderail A Model Beds m330_004 CareAssist Bed Service Manual MAN330 REV 2 Page 5 20 Head Siderail A Model Beds Chapter 5 Parts List Table 5 5 Head Siderail A Model Beds Item Number Part Number Quantity Description 1 72862 1170 4 or 8 Screw with confirmer 2 71090 1170 1 Speaker cover 3 71091 1170 1 Speaker gasket 4 70746 1170 1 Speaker 5 71019 1170 1 Siderail 71062 1170 1 Siderail Ih 6 71536 1170 1 Membrane svvitch nurse call 72290 1170 1 Membrane switch blank kit 72656 1170 4 Standoff P C board mount 72207 1170 1 Caregiver P C board rh 71514 1170 1 Caregiver P C board lh 9 72581 1170 1 Support siderail P C board 10 VI0601A 1170 12 or 24 Screw with confirmer 11 71535 1170 1 Label siderail control rh with bed exit and nurse call 71538 1170 1 Label siderail control Ih with bed exit and nurse call 71646 1170 1 Label siderail control rh bed function only 71647 1170 1 Label siderail control Ih bed function only 7164
192. the bed from its power source Failure to do so could cause personal injury or equipment damage 4 Unplug the bed from its power source Let the bed sit for 60 seconds for the battery to time out CAUTION Use extreme care when removing the switch panel Failure to do so could cause damage to the seating area of the switch panel on the siderail 5 Starting on the bottom edge remove the switch panel A from the siderail B see figure 4 25 on page 4 54 6 Remove the six screws C securing the stiffener D to the siderail B 7 Disconnect the switch panel cable E from the siderail control P C board F 8 Disconnect the siderail cables G from the siderail control P C board F 9 Remove the siderail P C board F from the stiffener D 1 Torx is a registered trademark of Textron Inc CareAssist Bed Service Manual MAN330 REV 2 Page 4 53 4 17 Siderail Control Board Chapter 4 Removal Replacement and Adjustment Procedures Figure 4 25 Siderail Control P C Board m330 2 074 VVARNING Isopropyl alcohol is flammable and toxic to skin eyes and the respiratory tract Do not use near an open flame Do not use in confined areas Personal injury may occur 10 Using rags and isopropyl alcohol clean the mounting area where the switch panel A was located Replacement 1 Connect the new switch panel cable E to the siderail control P C board 2 Conn
193. the foot hilow column D to the bed frame H Remove the brake detection switch 1 Remove the four screws J securing the hilow column D to the articulating frame Remove the grounding plates L Tilt the column D towards the foot end of the bed Slide the upper section to remove it from the guide rails M Remove the column D from the bed Remove and retain the two plastic bearings N Replacement 1 Position the new column D on the bed frame H with the two covers C toward the foot end of the bed Remove the cover C on the base of the new column Route foot hilow column cable to the central rail Connect the hilow column cable to the extension cable inside the central rail Install the two plastic bearings N onto the new hilow column D Plug the bed into an appropriate power source Operate the hilow function until the foot hilow column is the same height as the bed Page 4 36 CareAssist Bed Service Manual MAN330 REV 2 4 10 Foot Hilow Column A Model Beds Chapter 4 Removal Replacement and Adjustment Procedures 8 Perform the removal procedure in reverse order W SHOCK HAZARD The equipotential link and the grounding of the metal parts of the bed depend on the correct installation of the earth conductor and grounding spring blades Personal injury could result if the installation is not correct and or if the earth continuity is compromised 9 Check tha
194. the jack stands under the articulating frame 7 Lower the articulating frame onto the jack stands SHOCK HAZARD Unplug the bed from its power source Failure to do so could cause personal injury or equipment damage 8 Unplug the bed from its power source Let the bed sit for 60 seconds for the battery to time out 9 Remove the power supply cover 10 Disconnect the head hilow column cable from the power supply P C board 11 Install the Vice Grips into the head hilow channel see figure 4 18 on page 4 35 1 Vice grip is a registered trademark of American Tool Companies Inc Page 4 34 CareAssist Bed Service Manual MAN330 REV 2 4 10 Foot Hilow Column A Model Beds Chapter 4 Removal Replacement and Adjustment Procedures Figure 4 18 Foot Hilow Column 4 35 CareAssist Bed Service Manual MAN330 REV 2 4 10 Foot Hilow Column Model Beds Chapter 4 Removal Replacement and Adjustment Procedures 12 13 14 15 16 17 18 19 20 21 22 23 24 Remove foot frame cover Remove the cable cover B from the central rail Disconnect foot hilow column cable from the extension cable inside central rail Remove the cover from the bottom of the foot hilow column D Disconnect the brake detection switch cable E Remove the four screws F and washers G securing
195. the power supply board I 9 Disconnect two ground wires from the fuse board 10 Disconnect the battery cable J from power supply board I 11 Disconnect the transformer power supply cable L from the interface board cable 12 Remove the batteries K 13 Remove the power supply D from the bed see figure 4 3 on page 4 9 4 10 CareAssist Bed Service Manual MAN330 REV 2 4 3 Power Supply A Model Beds Chapter 4 Removal Replacement and Adjustment Procedures Replacement 1 Do removal procedures in reverse order For cable connections refer to table 4 1 on page 4 11 Table 4 1 Power Supply Connections Marking Color Identification 0 0 Red Not used la la Gray Right hand siderail 16 1b Gray Left hand siderail 2 2 Green Foot section motor 3 3 Blue Head section motor 4 4 Yellow Foot hilow column 5 5 Brown Knee section motor 6 6 Yellow Head hilow column 2 Check the dates shown on the batteries and replace them if they are older than three years 3 Check that the earth continuity of the accessible metal parts is correct see Leakage current on page 6 5 in the Preventive Maintenance Schedule SHOCR HAZARD An abnormally high leakage current is symptomatic of a degradation within the AC power cable and the power supply Personal injury could result if the value of the leakage c
196. ticulating Frame A Model Beds Figure 5 3 Articulating Frame A Model Beds CareAssist Bed Service Manual MAN330 REV 2 5 14 Articulating Frame A Model Beds Chapter 5 Parts List Table 5 3 Articulating Frame A Model Beds Item Number Part Number Quantity Description 1 S30531R 1170 4 Bearing 2 0018 1170 1 Weldment thigh and leg 3 QD0589 1170 2 End cap 4 VI0609A 1170 8 Bolt gt ML5327 1170 As required Adhesive 6 VE0135A 2 Gas spring 1170 7 S20992A 1170 2 Plate ground continuity 8 V10610A 1170 2 Screw 510959 1170 6 Pin pivot 10 VE0137B 1 Motor head section 1170 11 VE0138C 1 Motor thigh section 1170 12 RM74478A 2 VVasher nylon 1170 13 VE0139C 1 Motor foot section 1170 14 RM74803A 6 E clip 1170 15 10361 1170 4 16 QD1545A 4 Bumper 1170 17 0001 1170 1 Weldment intermediate frame 18 40421 1170 6 Mount cable tie 19 72854 1170 1 Backrest weldment 20 530555 1170 1 Cover short cable tray 21 530548 1170 1 Cover long cable tray 22 71494 1170 2 Weldment drainage hook 23 VI0020 1170 1 Screw 24 10361 1170 1 Nut 25 11002A 1170 1 Pivot pin CPR 26 0020 1170 1 Bracket CareAssist Bed Service Manual MAN330 REV 2 Page 5 15 Articulating Frame A Model Beds Chapt
197. tions remain operational Complementing these EOT devices the overload limiting function of the power supply unit provides protection in the event of mechanical failures obstacles or overload Detection of Bed Not in Low Position This type of detection is obtained by taking into account the state of the low EOT of the hilow columns The power supply unit controls the corresponding indicator of the control unit as soon as one of the two EOTs is released Automatic Contour The power supply when it received a command from the control unit controls the automatic contour head section and thigh section operation of the bed This function is carried out through an intermediate switch of the thigh section actuator When the Head Up function is activated from the horizontal position the head section and knee section rise until the intermediate internal microswitch of the knee section actuator cuts its power at approximately 20 The head section actuator continues to operate until its upper EOT is reached or the control is released When the Head Down function is activated and the head section reaches the low position the knee section actuator continues operating until its lower EOT is reached or the control is released Dining Chair Position The Dining Chair Position function combines the movements of the bed frame sections and uses the intermediate internal microswitches of the knee section and foot section motors to control th
198. tite Corporation PLEUR EVAC is a registered trademark of Deknatel Inc SideCom is a registered trademark of Hill Rom Services Inc Slo Blo is a registered trademark of Littlefuse Inc Torx is a registered trademark of Textron Inc ViceGrip is a registered trademark of American Tool Companies Inc The information contained in this manual is subject to change without notice Hill Rom makes no commitment to update or keep current the information contained in this manual Page ii CareAssist Bed Service Manual MAN330 REV 2 Revisions The only product warranty intended by Hill Rom is the express written watranty accompanying the bill of sale to the original purchaser Hill Rom makes no other warranty express or implied and in particular makes no warranty of merchantability or fitness for a particular purpose Additional copies of this manual can be obtained from Hill Rom To order additional copies of this manual call 800 445 3720 and place a parts order for part number MAN330 CareAssist Bed Service Manual MAN330 REV 2 Page iii Revisions NOTES Page iv CareAssist Bed Service Manual MAN330 REV 2 Table of Contents Chapter 1 Introduction PUT POSS See mia esc adt 1 1 Audiences 55 1 1 Ors ana NOM BIN ES 1 1 Chapter L Int
199. tween Ib and kg and kg to Yes No Replace the control pod board Put 40 Ib 18 kg the center of the bed Press the Zero control Weight display shows 0 0 Yes No Replace scale board Remove the vveight Press the Zero control Weight display shows 0 0 Yes Replace the scale board Press the Enable control on the control pod The Enable indicator comes on Yes Replace the control pod board Press the Tone control on the control pod The tone sounds Yes Replace the control pod board Put 40 Ib 18 kg on the bed CareAssist Bed Service Manual MAN330 REV 2 Page 2 9 Scale and Bed Exit Function Chapter 2 Troubleshooting Procedures 9 Press the Bed Exit control The Bed Exit indicators come on Replace the scale board 10 Remove the vveight The alarm sounds Yes Replace the scale board 11 Press the Bed Exit Alarm control The alarm goes off and the indicators go off Yes No Replace the scale board 12 Go to Final Actions on page 2 11 Page 2 10 CareAssist Bed Service Manual MAN330 REV 2 Final Actions Chapter 2 Troubleshooting Procedures Final Actions 1 Perform the required preventive maintenance procedures See Preventive Maintenance on page 6 4 2 Complete all requi
200. ug the bed from its power source Failure to do so could cause personal injury or equipment damage 4 Unplug the bed from its power source Let the bed sit for 60 seconds for the battery to time out 5 Remove the seat and knee sections 6 For A model beds do as follows otherwise go to step 7 a Remove the two screws A and washers B securing the power supply cover C to the power supply D see figure 4 11 on page 4 24 b Remove the power supply cover C 1 Torx is a registered trademark of Textron Inc CareAssist Bed Service Manual MAN330 REV 2 Page 4 23 4 7 Knee Section Motor Chapter 4 Removal Replacement and Adjustment Procedures Figure 4 11 Power Supply m330_075 7 For B model beds do as follows a Remove the two screws I from the retainers K see figure 4 12 on page 4 25 b Remove the retainers K c Remove the three screws L that attach the power supply cover M to the power supply N d Remove the power supply cover M NOTE The power supply cover is connected to the power supply board by the battery cable e Disconnect the battery cable from the power supply P C board f Remove the power supply cover M from the bed 4 24 CareAssist Bed Service Manual MAN330 REV 2 4 7 Section Motor Chapter 4 Removal Replacement and Adjustment Procedures Figure 4 12 B Model Beds m330 2 163 8 On the p
201. urrent is above 500 microamperes 4 Check that the leakage current of the bed is compliant see Leakage current on page 6 5 in the Preventive Maintenance Schedule 5 To make sure the CareAssist Bed operates correctly do the Function Checks on page 2 4 CareAssist Bed Service Manual MAN330 REV 2 4 11 4 4 A Model Beds Chapter 4 Removal Replacement and Adjustment Procedures 4 4 Battery A Model Beds Tools required 13 mm socRet Ratchet Extension NOTE It is required to change both batteries at the same time Removal 1 Set the brakes 2 Raise the head section to the high position W SHOCK HAZARD Unplug the bed from its power source Failure to do so could cause personal injury or equipment damage 3 Unplug the bed from its power source Let the bed sit for 60 seconds for the battery to time out 4 Remove the two screws A and washers B from the power supply cover C see figure 4 5 on page 4 13 5 Remove the cover C 6 Disconnect the battery cable D from the power supply P C board E 7 Remove the batteries F 8 Note the connection of the wires on the batteries 9 Disconnect the battery cables D and G from the batteries F 4 12 CareAssist Bed Service Manual MAN330 REV 2 4 4 Battery A Model Beds Chapter 4 Removal Replacement and Adjustment Procedures Figure 4 5 Battery m330 068 Replacement
202. wer supply cover E to the power supply F 7 Remove the power supply cover NOTE The power supply cover is connected to the power supply board by the battery cable 8 Disconnect the battery cable from the power supply P C board 9 Remove the power supply cover E 10 Note the positions of the cables connected to the transformer G 1 Torx is a registered trademark of Textron Inc CareAssist Bed Service Manual MAN330 REV 2 Page 4 95 4 32 Transformer Model Beds Chapter 4 Removal Replacement and Adjustment Procedures Figure 4 41 Transformer m330 2 136 CAUTION When handling electronic components wear an antistatic strap Failure to do so could cause component damage 11 Put on the antistatic strap 12 Disconnect the cables from the transformer G 13 Remove the screw H that secures the transformer G the power supply F 14 Remove the washer I and spacers J from the transformer G 15 Remove the transformer G Replacement 1 Do the removal procedure in reverse order 2 Do the Function Checks on page 2 4 Page 4 96 CareAssist Bed Service Manual MAN330 REV 2 4 33 Povver Model Beds Chapter 4 Removal Replacement and Adjustment Procedures 4 33 Power Model Beds Tools required 13 mm socket Ratchet Wire cutters T25 screwdriver Removal 1 Set the brakes 2 Rais
203. ystem A Model Beds Chapter 3 Theory of Operation Function Control The motors are controlled by relays In order to protect these relays from electrical sparks during switching the second FET transistor checks the delay power when a function is activated thus allowing the switches to close with no voltage In the same way when a function control is released the FET transistor cuts the power before the contact opens Overload limiting is provided by permanently controlling the current at the output of each motor In the event of overload or mechanical blockage the supply of the relevant motor is cut off by a control transistor without affecting the operation of the other motors except for specific situations In this case the overload is indicated by an audible alarm This overload indication also enables failure of a motor end of travel to be detected except for the hilow columns which have a backup end of travel Battery Circuit The bed is equipped with battery backup This battery backup is internal to the power supply unit The charging circuit situated in the power supply unit has current limiting according to the level of the battery charge Charging begins as soon as the unit is switched on At the end of charging the load current is very low When the power supply is disconnected from the AC power the battery backup is activated by pressing the Battery control on the caregiver controls The battery charge level i

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CareAssist™ Bed Service Manual - Hill