Home

MIDMARK 413 Exam Chair Service Manual

1. 6 5 Stirrup Assembly 6 6 6 7 Arm Rest Assembly 6 8 Cross Support 6 9 Base Components 6 10 Base Actuator 6 11 Base And Panels 6 12 Linkage Assembly 6 13 Pan Assembly 6 14 Footrest Assembly 6 15 Seat Components 6 16 Seat Actuator 6 17 Footswitch 6 18 Back Panel 6 19 Wiring Locations 6 20 delen 6 21 COMMENTS 7 1 FAX ORDERING FORM 7 2 Printedin U S A Return To Table Of Contents IMPORTANTINSTRUCTIONS General Safety Instructions Safety First The primary concern of Midmark Corporation is that this Power Female Procedures Chair is maintained with the safety of the patient and staff in mind To assure that services and repairs are completed safely and correctly proceed as follows 1 Read thi
2. 041 0004 01 Always Specify Model amp Serial Number Midmark Corporation 1995 SF 1457 Rev 5 02 Page 6 16 1 Printed in U S A Return To Table Of Contents SECTION VI PARTS LIST Seat Actuator 06900 Used 413 Units with Serial Numbers BK 1000 Thru BK 1271 V 1000 Thru V 1575 Part No Description Description 016 0213 00 Seat Actuator Assembly Domestic 016 0237 00 ActuatorBrake Includes Items 2 8 1 016 0509 00 Motor Coupler 016 0213 01 Seat Actuator Assembly Export 002 0574 00 Actuator Motor Domestic Includes Items 2 8 e 002 0574 01 Actuator Motor Export 016 0213 04 Seat Actuator Less Motor e 015 0018 03 Terminal 061 0135 00 Caution Label e 053 0198 00 Always Specify Model amp Serial Number Midmark Corporation 1995 SF 1457 Rev 12 97 Page 6 17 Printed in U S A Return To Table Of Contents SECTION Seat Actuator PARTS LIST 06901 Used on Units with Serial Numbers BK1272 thru BK3547 V1576 thru V1991 and FH1000 thru FH1011 Item PartNo Description Qty ltem PartNo Description 1 002 0435 00 Seat Actuator Assembly Kit Domestic Includes Items 2 10 e 053 0198 00 Shoulder Washer 002 0436 00 Seat Actuator Assembly Kit Export e 016 0237 00 Actuator Brake Includes Items 2 10 e 016 0509 00 Motor Coupler e 016 0213 00 SeatActuator Domestic e 002 0574 00 Actuator Motor Domestic
3. EARLY Y S lt WIRING HARNESS CABLE TIES MA316700 Figure 4 2 Seat Actuator Wires Disconnection Connection 7 On early units connect three wires 7A to 11 Install actuator sleeve 1 on shaft of seat three actuator wires actuator 2 and secure with two cable ties On later units connect wire harness 7B to connector receptacle 8B 12 Run SEAT UP function all the way up and then run TABLE DOWN function all the way down 8 Install switch bracket assembly 4 on shaft of seat actuator 2 and secure with two 13 If seat section 1 Figure 4 3 is level with floor lockwashers 6 and screws 5 go to step 18 If seat section 1 is notlevel with floor go to step 14 9 On early units connect two wires 3A to terminals of seat up limit switch 4 14 While supporting seat section 1 remove On later units connect wire harness 3B to clevis pin 8 securing swivel joint 11 of seat seat up limit switch 4 actuator 4 to bracket 9 10 Secure wires wire harnesses to seat actuator 15 Screw swivel joint 11 in or out as determined 2 with a cable tie necessary in step 13 O Midmark Corporation 1995 SF 1457 Page 4 3 Printed in U S A Return To Table Of Contents SECTION MAINTENANCE SERVICE PARALLEL SPACING LEVEL WITH THE FLOOR Figure 4 3 Seat Actuator Removal Installation MA316800 16 Connect swivel joint 1
4. 4 2 Seat Up Limit Switch Removal Instal lation A Removal 1 Raise TABLE UP and SEAT UP functions all the way up DANGER Always disconnect the power cord from the wall outlet before removing any of the chair s covers shrouds or making any repairs to prevent the possibility of electrical shock Failure to comply with these instructions could result in severe personal injury or death 2 Unplug chair power cord from wall outlet 3 Cut two cable ties and remove actuator sleeve 1 Figure 4 1 from shaft of seat actuator 2 4 On early units tag and disconnect two wires 3A from terminals of seat up limit switch 4 On later units disconnect wire harness 3B from seat up limit switch 4 b Remove two nuts 5 screws 6 and seat up limit switch 4 from switch bracket 7 Midmark Corporation 1995 SF 1457 Page 4 1 LATER UNITS 16600 Figure 4 1 Seat Limit Switch Removal Installation B Installation NOTE With SEAT UP function all the way up seat up limit switch should be untripped Make sure seat up limit switch is installed to meet this condition 1 Install seat up limit switch 4 on switch bracket 7 and secure with two screws 6 and nuts 5 making sure trip arm of switch is in cutout of seat actuator shaft 2 Printed in U S A Return To Table Of Contents SECTION SERVICE 2 early units conn
5. Torque Wrench Commercially Available Any Type Used to tighten hardware to specified torque values O Midmark Corporation 1995 SF 1457 Page 1 5 Printed in U S A Return To Table Of Contents Midmark Corporation 1995 SF 1457 Printed in U S A Return To Table Of Contents SECTION Il TESTING AND TROUBLESHOOTING SECTION Il TESTING AND TROUBLESHOOTING 2 1 Operational Test 7 Depress BASE DOWN footswitch and lower table top all the way down then depress SEAT In order to effectively diagnose the malfunction of the DOWN footswitch chair it may be necessary to perform an operational test as follows 8 Observe After the BASE DOWN function is lowered all the way down the seat actuator DANGER should not run when the SEAT DOWN A Refer to the Operator Manual for footswitch is depressed complete instructions on operating the chair Failure to do so could result personal Ci injury run SEAT DOWN lunction all the way down NOTE 10 Pull the pan holder assembly outward until pan safety limit switch is no longer tripped Depress The Operational Test for the most part only de SEAT UP footswitch and then SEAT DOWN scribes what should happen when the chair is operated If the chair does something other than described problem has been discovered Refer to 11 Observe The seat section of table top should the Troubleshooting Guide to determine the cause of normove when ihe SEAT UP and SEAT the problem
6. When a foot control footswitch is depressed Table will not operate when any of the Base Power cord is not plugged into facility wall outlet Check to see if power cord is plugged in Plug power cord into facility wall outlet its actuator motor does not run or hum or Seat up or down functions are selected SEAT UP function does not work but SEAT DOWN function does When SEAT UP footswitch is depressed nothing happens SEAT DOWN function does not work but SEAT UP function does When SEAT DOWN footswitch is depressed nothing happens Midmark Corporation 1995 SF 1457 Facility circuit breaker providing power to chair is tripped One or both fuses in AC connector receptacle is blown export models only Wire connections loose SEAT UP footswitch is malfunctioning SEAT DOWN footswitch is sticking open SEAT DOWN footswitch is malfunctioning Seat down limit switch is tripped Seat down limit switch is malfunctioning Page 2 3 Check to see if facility circuit breaker is tripped One way of checking this is to plug a lamp into wall outlet that chair was plugged into Hefer to Figure 5 2 Sheets 1 or 2 for fuse information Perform continuity check on fuse Check all wiring connections from power cord to terminal block Perform continuity check on wires Use multimeter to check for proper voltage levels Perform continuity check on SEAT UP footswitch
7. 001 thru 004 Power Female Procedure Examination Chair Serial Number Prefixes BK V DT amp FH FOR USE BY MIDMARK TRAINED TECHNICIANS ONLY SF 1457 aAMIIB MANSIS Service and Parts Manual To purchase a printed copy of this manual click on the Place Order button below Place Order Part No 004 0003 00 Rev O 1 01 06 TABLE OF CONTENTS Section Paragraph Page IMPORTANTINSTRUCTIONS General Safety Instructions li Safety Alert Symbols Warranty Instructions ii SECTION I GENERAL INFORMATION 1 1 Scope ofManual 1 1 1 2 Howto Use Manual 1 1 1 3 Description of 413 Power Female Procedures Chair 1 1 1 4 Specifications 1 3 15 Parts Replacement Ordering 1 5 1 6 Special Tools 1 5 SECTIONII TESTING AND TROUBLESHOOTING 21 Operational Test 2 1 2 2 Troubleshooting Procedures 2 2 SECTION SCHEDULED MAINTENANCE 3 1 Scheduled Maintenance 3 1 SECTION IV MAINTENANCE SERVICE INSTRUCTIONS 4 1 Introduction 4 1 4
8. 015 0083 01 Receptacle 30 040 0008 06 053 0092 00 Insulator 31 016 0363 00 Magnet Mounting Bracket 050 1068 00 Wire Cover 32 016 0001 00 Leveling Screw 015 0718 00 Spacer 33 040 0008 06 040 0010 47 Always Specify Model amp Serial Number Midmark Corporation 1995 SF 1457 Rev 2 03 Page 6 12 1 Printedin U S A Base and Panel 1 2 3 4 5 6 7 8 9 Midmark Corporation 1995 SF 1457 Rev 2 03 Part No 020 0036 08 054 0087 00 050 3784 00 042 0010 02 016 0221 00 040 0375 00 053 0183 01 045 0001 50 016 0092 00 042 0010 01 040 0006 23 040 0006 34 015 0083 01 053 0092 00 050 1068 00 015 0718 00 040 0010 47 Return To Table Of Contents SECTION VI PARTS LIST MA306305i Used on 413 Units with Serial Numbers BK 3220 Thru Present FH 1002 Thru Present Description R H Side Upright 18 Sound Damp Back 19 Back Shroup w Recepticle 20 Pop Rivet 21 22 23 24 25 26 Pop Rivet 27 28 29 Receptacle 30 Insulator 31 Wire Cover 32 Spacer 33 053 0068 00 020 0036 09 040 0006 33 053 0280 00 050 1372 00 054 0086 00 054 0085 00 054 0088 00 050 1042 00 040 0250 88 040 0500 00 045 0001 33 040 0008 06 016 0363 00 016 0001 00 040 0008 06 Always Specify Model amp Serial Number Page 6 12 2 V 1936 Thru Present DT 1000 Thru Present Item Part No Description Snap Bushing L H Side Upright Base Cover Inner Shroud Sound Damp Sound Damp Front Sound Damp Sides
9. Installation A Removal 1 If possible raise TABLE UP and SEAT UP functions all the way up WARNING Always disconnect the power cord from the wall outlet before removing any of the table s covers shrouds or making any repairs to prevent the possibility of electrical shock Failure to comply with these instructions could result in severe personal injury or death 2 Unplug chair power cord from wall outlet 3 Remove seven screws 1 Figure 4 10 outer shroud 2 and inner shroud 3 from base casting 4 4 Remove two screws 5 lockwashers 6 and switch bracket 7 from shaft of base actua tor 8 b Tag and disconnect two wires 1 Figure 4 11 from base down limit switch 2 6 Tag and disconnect two wires 3 from seat down limit switch 4 NOTE Note or mark the approximate position of the limit switches on the switch bracket This will help during installation 7 Remove two nuts 5 lockwashers 6 screws 7 and limit switches 2 and 4 from switch bracket 8 Printed in U S A SECTION IV MAINTENANCE SERVICE 17500 Return Table Of Contents v 17600 Figure 4 10 Down Limit Switch Seat Down Limit Switch Removal Installation B Installation 1 Install limit switches 2 and 4 Figure 4 11 on switch bracket 8 and secure with two screws 7 lockwashers 6 and nuts 5 mak
10. Power is present at all four foot control footswitches However the BASE DOWN and SEAT UP switches receive their power thru the BASE UP and SEAT DOWN footswitches respectively So if the BASE UP footswitch is depressed power is removed from the BASE DOWN footswitch and if the SEAT DOWN footswitch is depressed power is removed from the SEAT UP footswitch This wiring setup prevents the operator from trying to run the actuator in an up and down direction simultaneously and causing damage to the actuator SEAT UP function When the operator depresses the SEAT UP footswitch current is applied across the seat actuator motor windings thru the normally open N O pan safety limit switch and seat capacitor causing the seat actuator to run The pan safety limit switch is a N O switch When the pan assembly is in its stowed position the pan safety limit switch is tripped closing the circuit and allowing the seat actuator to run If the pan assembly is not in its stowed position the pan safety limit switch is not tripped which opens the circuit and prevents the seat actuator from running This prevents the operator Printed in U S A Return To Table Of Contents SECTION I GENERAL INFORMIATION PAN SAFETY LIMIT SWITCH BASE ACTUATOR GAS SPRING BASE DOWN LIMIT SWITCH 9 SEAT UP LIMIT SWITCH SEAT ACTUATOR SEAT DOWN LIMIT SWITCH SEAT CAPACITOR BASE CAPACITOR C FOOT CONTROL FOOT SWITC
11. 042 0014 22 042 0045 02 Always Specify Model amp Serial Number Page 6 15 1 Description Groove Pin Nylon Bearing Release Wire R H Foot Frame Bearing Washer Pivot Bar Transfer Rod Nylon Bearing Compression Spring Shoulder Bolt Nutsert Printedin U S A Seat Componen Return To Table Of Contents 5 SECTION VI PARTS LIST Item Part No Description Qty Part No 1 Seat Weldment Refer to Main Frame Section Elsewhere 040 0048 00 Clevis Pin 045 0004 00 042 0007 02 Seat Actuator Refer to Seat Actuator Elsewhere 053 0186 00 eActuator Sleeve Midmark Corporation 1995 SF 1457 Rev 6 00 015 0016 00 040 0004 09 015 0430 00 040 0010 47 050 1513 00 041 0004 01 Always Specify Model amp Serial Number Page 6 16 MA306800 Connector Mount Pivot Frame Refer to Likage Assembly Elsewhere Printedin U S A Return To Table Of Contents Seat Components PARTS ST MA306800 Used on Units with Serial Numbers BK3577 V1992 DT1000 and FH1012 thru Present Part No Description tem PartNo Description Seat Weldment Refer to Main Frame 015 0016 00 Cable Tie Section Elsewhere I 040 0004 09 040 0048 00 Clevis Pin 015 0430 00 Switch 045 0004 00 040 0010 47 042 0007 02 050 1513 00 Connector Mount Seat Actuator Refer to Seat Actuator Pivot Frame Referto Likage Assembly Elsewhere Ref Elsewhere 053 0186 00
12. Capacitor Capacitor Cap Terminal Board Lock Washer Midmark Corporation 1995 SF 1457 2 I A 2 9 10 11 12 13 14 15 6 9 Item Part 040 0006 33 015 0002 01 015 0066 02 015 0002 02 015 0001 00 040 0010 12 Always Specify Model amp Serial Number SECTION VI PARTSLIST 06100 Description Strain Relief Power Cord Strain Relief Wire Clamp eFootswitch Refer to Footswitch Com ponents Elsewhere Printed in U S A Part 030 0863 01 015 0412 00 040 0010 62 015 0437 03 015 0413 01 015 0009 01 040 0010 47 045 0001 31 Cross Support Description Cross Support Mounting Bracket Capacitor Capacitor Cap Terminal Board Lock Washer Midmark Corporation 1995 SF 1457 9 98 9 10 11 12 13 14 15 Page 6 9 1 040 0006 33 015 0002 01 015 0066 02 015 0002 02 015 0001 00 040 0010 12 Always Specify Model amp Serial Number SECTION VI PARTS LIST 06100 Description Strain Relief Power Cord Strain Relief Wire Clamp eFootswitch Refer to Footswitch Com ponents Elsewhere Printedin U S A SECTION VI Cross Support PARTS LIST 06100 Item PartNo Description Part No Description 050 4020 00 Cross Support 040 0006 33 015 0412 00 Mounting Bracket 015 0002 01 Strain Relief 040 0010 62 015 0066 02 Power Cord 015
13. Perform troubleshooting procedures listed in Troubleshooting Guide Refer to para 2 2 3 If a component is discovered to be faulty or out of adjustment replace or adjust component in accordance with maintenance service instruc tions Refer to para 4 1 C Manual Use When Damaged Component Is Known 1 Replace or adjust component in accordance with maintenance service instructions Refer to para 4 1 1 3 Description Of 413 Power Female Procedures Chair A General Description See Figure 1 1 The 413 Power Female Procedures Chair is an exami nation chair designed for performing female specific Midmark Corporation 1995 SF 1457 Page 1 1 examinations and procedures on female patients especially Lithotomy procedures The major serviceable components of the chair are the seat actuator seat capacitor base actuator base capacitor gas spring pan safety limit switch seat up limit switch seat down limit switch base down limit switch and the foot control which includes four foot switches B Theory of Operation See Figure 5 1 Sheets 1 and 2 for domestic wiring diagrams Figure 5 2 Sheets 1 and 2 for export wiring diagrams Figure 5 3 for domestic electrical schematic and Figure 5 4 for export electrical schematic Electrical Power Line voltage is supplied directly to the footswitches of the chair Also line voltage is always present at the receptacle domestic units only Chair Operation
14. Printed in U S A Return To Table Of Contents SECTION VI Back Panel PARTS LIST MA307101 Used on 413 Units with Serial Numbers BK 1000 Thru BK 1112 Part No Description Part No Description Upper Back Refer to Main Frame 040 0010 04 Section Elsewhere 016 0218 00 053 0182 00 040 0010 47 029 0451 00 Push Button Latch Assy 1 050 1056 00 042 0010 02 Pop Rivet 050 1062 00 Always Specify Model amp Serial Number Midmark Corporation 1995 SF 1457 Page 6 19 Printed in U S A Return To Table Of Contents Back Panel SECTION VI 1 053 0315 00 016 0341 00 042 0010 02 040 0010 04 Midmark Corporation 1995 SF 1457 Page 6 19 1 PARTS LIST 07100 Used 413 Units with Serial Numbers BK 1113 Thru BK 2512 V 1000 Thru V 1804 Description Part Description Upper Back Refer to Main Frame 016 0218 00 Section Elsewhere 040 0010 47 050 1481 00 1 4 Turn Latch 050 1062 00 Pop Rivet 050 1056 00 Always Specify Model amp Serial Number Printed in U S A Return To Table Of Contents Back Panel A SECTION VI PARTS LIST MA307100 Used on 413 Units with Serial Numbers BK 2513 Thru Present V 1805 Thru Present FH 1000 Thru Present Part No Description Part Description Upper Back Refer to Main Frame 016 0218 00 Section Elsewhere 040 0010 47
15. TESTING AND TROUBLESHOOTING Return To Table Of Contents Table 2 1 Troubleshooting Guide Continued Problem SEAT UP and SEAT DOWN functions do not work Symptom When SEAT DOWN or SEAT UP footswitch is depressed nothing happens BASE DOWN function When BASE DOWN does not work but BASE footswitch is depressed UP function does nothing happens Midmark Corporation 1995 SF 1457 Rev 9 97 Probable Cause Wire connections loose Treatment pan assembly is not pushed in all the way Pan safety limit switch is malfunctioning Seat capacitor is weak or blown Thermal overload switch in seat actuator motor is activated Seat actuator assembly is malfunctioning BASE DOWN footswitch is malfunctioning BASE UP footswitch is sticking open Base down limit switch is tripped Page 2 4 Check Check all wiring connections from SEAT DOWN footswitch to terminal block Perform continuity check on wires Use multimeter to check for proper voltage levels Check if treatment pan assembly is pushed all the way in to its stowed position Perform continuity check on pan safety limit switch Switch tripped closed circuit or continuity Replace suspect seat capacitor with known working seat capacitor Replace suspect seat actuator assembly with known working seat actuator assembly Perform continuity check on BASE DOWN footswitch When footswitch is activated there should be
16. are units with Serial Numbers BK 1272 V 1576 and tripped FH 1000 thru Present 4 Slide pan safety limit switch 5 inward or 5 On early units tag and disconnect two wires outward as determined necessary so that the 4A from pan safety limit switch 5 trip arm of pan safety limit switch is tripped just On later units disconnect wire harness 4B before the pan holder assembly 3 locks into from pan safety limit switch 5 its fully stowed position 6 Remove two nuts 6 screws 7 and pan 5 Repeat steps 3 and 4 until the pan safety limit safety limit switch 5 from pan frame 8 switch 5 is positioned properly Then secure the pan safety limit switch 5 in position by B Installation tightening two nuts 6 1 Install pan safety limit switch 5 on pan frame 6 Install upholstered lower back section 1 on 8 and secure with two screws 7 and nuts lower back casting 2 6 Do not tighten nuts at this time 7 Plug chair power cord into wall outlet 2 On early units connect one wire 4A to N O terminal and other wire 4A to COM terminal of pan safety limit switch 5 On later units connect wire harness 4B to pan safety limit switch 5 Midmark Corporation 1995 SF 1457 Page 4 5 Printed in U S A Return To Table Of Contents SECTION MAINTENANCE SERVICE 4 5 Gas Spring Removal Installation A Removal 1 If possible raise TABLE UP and SEAT UP functions all the way up WARN
17. continuity between COM and N O terminals of footswitch Perform continuity check on BASE UP footswitch When footswitch is not activated there should be continuity between COM and N C terminals of footswitch Check if base down limit switch is tripped Base down limit switch will be tripped when base actuator is lowered below the 2 3 up position This removes Correction Clean any dirty connections Tighten any loose connections Replace any damaged connections Push treatment pan assembly all the way in Inform operator on how this function works Replace pan safety limit switch Refer to para 4 4 Replace seat capacitor Refer to para 4 7 Wait 10 to 20 minutes to allow seat actuator motor to cool Replace seat actuator assembly Refer to para 4 3 Replace BASE DOWN footswitch Refer to para 4 10 Replace BASE UP footswitch Refer to para 4 10 Raise SEAT UP function all the way up to untrip seat up limit switch Then BASE DOWN function can be lowered all the way down Inform the operator how this current from base actuator if function works N C seat up limit switch is also tripped This prevents operator from accidentally colliding seat section with floor Printed in U S A Return To Table Of Contents SECTION Il TESTING AND TROUBLESHOOTING Table 2 1 Troubleshooting Guide Continued BASE DOWN function When BASE DOWN Base down limit switch is Perform continuity Replace
18. 0437 03 Capacitor 015 0002 02 Strain Relief 015 0413 01 Capacitor Cap 015 0001 00 Wire Clamp 015 0009 01 Terminal Board 040 0010 12 040 0010 47 eFootswitch Refer to Footswitch Com 045 0001 31 Lock Washer ponents Elsewhere Always Specify Model amp Serial Number MidmarkCorporation 1995 SF 1457 Rev9 98 Page 6 9 2 PrintedinU S A Part No 030 0365 01 040 0312 25 042 0014 06 045 0001 49 Description Yoke Weldment Loctite 262 Actuator Refer to Actuator Components Elsewhere Cross Support Refer to Cross Support Elsewhere Bolt Whizlock Shoulder Bolt Washer Part No 016 0236 00 042 0048 00 051 0449 00 042 0007 02 041 0004 01 015 0430 00 040 0004 07 Always Specify Model amp Serial Number Midmark Corporation 1995 SF 1457 Page 6 10 SECTION VI PARTS LIST 06201 Description Qty Gas Cylinder 1000 1 Clevis Pin Bottom Spring Mount E Ring Switch Printed in U S A SECTION VI PARTSLIST 06200 Part Description Part No Description Qty 030 0591 00 Yoke Weldment 016 0236 00 Gas Cylinder 1000 N 1 Actuator Refer to Actuator Components 042 0048 00 Clevis Pin Elsewhere f 051 0449 00 Cross Support Refer to Cross Support 042 0007 02 Elsewhere 041 0004 01 040 0312 25 Bolt Whizlock 1 015 0430 00 042 0014 06 Shoulder Bolt 040 0004 07 045 0001 49 Washer 040 025
19. 2 Seat Up Limit Switch Removal Installation 4 1 4 3 Seat Actuator Removal Installation 4 2 4 4 Pan Safety Limit Switch Removal 4 4 4 5 Gas Spring Removal Installation 4 6 4 6 Base Actuator Removal Installation 4 7 4 7 Typical Capacitor Removal Installation 4 9 4 8 Typical Actuator Motor Actuator Brake Removal Installation 4 10 4 9 Base Down Limit Switch or Seat Down Limit Switch Removal Installation 4 11 4 10 Typical Foot Pedal Footswitch Removal Installation 4 13 Indicates that there has been a serial number break for the illustration and that there are additional point page s following the original page Midmark Corporation 1995 SF 1457 Rev 6 00 Pagei Section Paragraph Page SECTION V SCHEMATICS AND DIAGRAMS 5 1 Electrical Schematics Wiring Diagrams 5 1 SECTION VI PARTS LIST 6 1 Introduction 6 1 6 2 Description of Columns 6 1 6 3 Torque Specifications And Important Assembly Notes 6 1 Pictorial Index 6 2 Labels and Decals 6 3 NETTE 6 4 Main Frame Section
20. Includes Items 2 7 e 002 0574 01 eActuator Motor Export 016 0213 01 SeatActuator Export e 015 0395 04 Terminal Includes Items 2 7 061 0135 00 Caution Label e 016 0213 2 4 Seat Actuator Less Motor 015 0562 00 Seat Limit Switch Harness Always Specify Model amp Serial Number Midmark Corporation 1995 SF 1457 Rev 10 01 Page 6 17 1 Printed in U S A Return To Table Of Contents SECTION VI Seat Actuator PARTS LIST Ga X MA604000i Item Part No Description Qty Part No 1 002 0435 00 Seat Actuator Assembly Kit Domestic e 041 0010 10 Includes Items 2 10 e 053 0198 00 Shoulder Washer 002 0436 00 Seat Actuator Assembly Kit Export e 016 0662 00 Motor Coupler Includes Items 2 10 e 053 0834 00 Isolation Washer 2 e Base Actuator Less Motor Not 015 1085 00 Actuator Motor Domestic Available e 015 1085 01 Actuator Motor Export Always Specify Model Serial Number Midmark Corporation 1995 SF 1457 Rev 5 02 Page 6 17 2 Printed in U S A Return To Table Of Contents Footswitch SECTION VI PARTS LIST Part No Description 015 0423 00 061 0165 00 Aquire Label 061 0166 00 eReturn Label 002 0101 00 Foot Control Switch eFootswitch Pedal eLockwasher Midmark Corporation 1995 SF 1457 Rev 11 96 Part No Always Specify Model amp Serial Number Page 6 18 MA201001 Description eSpring eSwitch Mount
21. Link L H Foot Frame Bail Release Item Part No 15 042 0009 05 16 053 0114 00 17 057 0214 00 18 051 0466 00 19 045 0007 03 20 030 0501 00 21 042 0007 04 22 030 0502 00 23 030 0500 00 24 053 0114 03 25 025 0039 00 26 040 0008 29 2 040 0010 50 28 042 0014 22 29 042 0045 02 Always Specify Model amp Serial Number Midmark Corporation 1995 SF 1457 Rev 7 00 Page 6 15 Description Groove Pin Nylon Bearing Release Wire R H Foot Frame Bearing Washer Pivot Bar Transfer Rod Nylon Bearing Compression Spring Shoulder Bolt Nutsert Printedin U S A SECTION VI PARTS LIST 06700 Used 413 Units with Serial Numbers BK 1272 Thru Present V 1576 Thru Present FH 1000 Thru Present Part No Part No 030 1132 00 016 0215 01 053 0226 03 045 0001 55 057 0215 00 030 0499 00 030 0504 00 040 0010 71 040 0250 39 053 01 14 02 030 0498 00 051 0466 01 030 0503 00 2 3 4 5 6 7 8 9 Midmark Corporation 1995 SF 1457 Rev 11 01 Description Seat Weldment Refer to Main Frame Section Elsewhere Stop Bar PanSlide Nylon Bearing Rear Torsion Link Foot Section Nylon Bearing Front Torsion Link L H Foot Frame Bail Release 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 042 0009 05 053 0114 00 057 0214 00 051 0466 00 045 0007 03 030 0501 00 042 0007 04 030 0502 00 030 0500 00 053 0114 03 025 0039 00 040 0008 29 040 0010 04
22. SECTION V SCHEMATICS AND DIAGRAMS 5 1 Electrical Schematics Wiring between the electrical components in the chair Figures Diagrams 5 3 and 5 4 illustrate the logic current flow between the electrical components in the chair Figures 5 1 and 5 2 illustrate the wiring connections RECEPTACLE WIRING HARNESS 015 0431 00 GREEN YELLOW BASE CAPACITOR CAPACITOR 41 53 MFD 41 53 MFD ELECTRICAL Cire Je RECECTACLE 2 AMPS MAX 2g s 0 WHITE e zl m m als LZ WHITE BLACK ks PAN SAFETY ORANGE LIMIT SWITCH N O RED PAN IN CLOSED CIRCUIT BLUE WHITE GREEN RED UP ORANGE BASE ACTUATOR SEAT DOWN LIMIT SWITCHES N C BASE FUNCTION ALL THE WAY DOWN TO 2 3 WAY UP TRIPPED OPEN CIRCUIT WIRING HARNESS BASE DOWN LIMIT SWITCHES N C 015 0426 00 BASE FUNCTION ALL THE WAY DOWN TO 2 3 WAY UP TRIPPED OPEN CIRCUIT RED WHITE BLACK BLACK ORANGE RED UP wa RED SEAT ACTUATOR SEAT LIMIT SWITCH N C ON SEAT ACTUATOR WHITE BLACK SEAT FUNCTION ALL THE WAY UP UNTRIPPED CLOSED CIRCUIT ANY OTHER POSITION TRIPPED OPEN CIRCUIT Figure 5 1 Wiring Diagam Used on Domestic Units with Serial Numbers BK1000 Thru BK1271 Figure 5 1 Sheet 1 of 2 Wiring Diag
23. base down limit does not work but footswitch is depressed malfunctioning check on N C base switch Refer to para 4 9 BASE UP function does nothing happens down limit switch Continued Continued Switch tripped open circuit Base down limit switch is tripped when base actuator is in all the way down position to 2 3 up position Seat up limit switch is Perform continuity Replace seat up limit switch malfunctioning check on N C seat Refer to para 4 2 limit switch Switch tripped open circuit Seat up limit switch is untripped only when seat section is all the way up BASE UP function does When BASE UP BASE UP footswitch is Perform continuity Replace BASE UP not work but BASE footswitch is depressed malfunctioning check on BASE UP footswitch Refer to para DOWN function does nothing happens footswitch When 4 10 footswitch is activated there should be continuity between COM and N O terminals of footswitch Gas spring is Replace suspect gas Replace gas spring Refer malfunctioning spring with known to para 4 5 working gas spring BASE UP and BASE When BASE UP or BASE Wire connections loose Check all wiring Clean any dirty connections DOWN functions do not DOWN footswitch is connections from BASE Tighten any loose work depressed nothing UP footswitch to connections Replace any happens terminal block Perform damaged connections continuity check on wires Use multime
24. for warranty information Failure to follow the guidelines listed below will void the warranty and or render the 413 Power Female Procedures Chair unsafe for operation nthe event of malfunction do not attempt to operate the chair until necessary repairs have been made Do not attempt to disassemble chair replace mal functioning or damaged components or perform adjustments unless you are one of Midmark s authorized service technicians Do not substitute parts of another manufacturer when replacing inoperative or damaged components Use only Midmark replacement parts Printedin U S A Return To Table Of Contents SECTIONI GENERAL INFORMATION SECTION I GENERAL INFORMATION 1 1 Scope of Manual This manual contains detailed troubleshooting sched uled maintenance maintenance and service instruc tions for 413 Power Female Procedures Chair This manual is intended to be used by Midmark s authorized service technicians 1 2 How to Use Manual A Manual Use When Performing Scheduled Mainte nance 1 Perform inspections and services listed in Scheduled Maintenance Chart Refer to para 3 1 2 If a component is discovered to be faulty or out of adjustment replace or adjust component in accordance with maintenance service instruc tions Refer to para 4 1 B Manual Use When Chair 15 Malfunctioning And Cause Is Unknown 1 Perform an operational test on chair Refer to para 2 1 2
25. or lack matter on ball screw of ball screw threads Coat actuator assembly is of lubricant threads Check for lack ball screw threads with STP being run of lubricant on ball treatment oil or equivalent screw threads If actuator assembly is still noisy replace Refer to para 4 3 or 4 6 Foot extension locking Foot extension does not Foot extension lock Check to see if return Lubricate mechansim with a mechanism is lock into stowed position unlock mechansim is spring is present silicone based lubricant malfunctioning or extended position malfunctioning Check to see if linking Replace missing worn or automatically rod is present broken return spring or linking rod Midmark Corporation 1995 SF 1457 Page 2 6 Printed in U S A Return To Table Of Contents SECTION Ill SCHEDULED MAINTENANCE SECTION SCHEDULED MAINTENANCE 3 1 Scheduled Maintenance periodically on the chair These inspections and services should be performed as often as indicated in Table 3 1 is a Scheduled Maintenance Chart which lists the chart the inspections and services that should be performed Table 3 1 Scheduled Maintenance Chart Inspection or Service What to Do Semi annually Obvious damage Visually check condition of chair for obvious damage such as cracks in components missing components dents in components or any other visible damage which would cause chair to be unsafe to operate or would compromise its performance Repair
26. tor 4 sleeve 1 Figure 4 2 from shaft of seat actua tor 2 2 Coat threads of swivel joint 11 with permanent threadlocking adhesive Loctite 262 4 On early units tag and disconnect two wires from terminals of seat up limit switch 4 3 Screw swivel joint 11 into shaft of seat On later units disconnect wire harness 3B actuator 4 from seat up limit switch 4 4 While supporting seat section 1 install base 5 Remove two screws 5 lockwashers 6 and of seat actuator 4 on bracket 5 and secure seat up limit switch assembly 4 from shaft of with clevis pin 3 and two e rings 2 seat actuator 2 5 While supporting seat section 1 install shaft NOTE end of seat actuator 4 on bracket 9 and Early units are units with Serial Numbers BK 1000 secure temporarily with clevis pin 8 thru BK1271 and V 1000 thru V 1575 Later units are units with Serial Numbers BK 1272 V 1576 and NOTE FH 1000 thru Present The following step applies to later units only 6 On early units tag and disconnect three wires 6 On later units install receptacle bracket 10 from three actuator wires Figure 4 2 on pivot frame 11 and secure with On later units disconnect wire harness 7B two screws 9 from connector receptacle 8B Midmark Corporation 1995 SF 1457 Page 4 2 Printed in U S A Return To Table Of Contents SECTION IV MAINTENANCE SERVICE lt
27. 0 60 Always Specify Model amp Serial Number O Midmark Corporation 1995 SF 1457 Page 6 10 1 Printed in U S A Return To Table Of Contents Base Components 06200 Used on Units with Serial Numbers BK1272 thru BK3547 V1576 thru V1991 and FH1000 thru FH1011 Part No Description Item Part No Description Qty 030 0591 01 Yoke Weldment 016 0236 00 Gas Cylinder 1000 N 1 Actuator Refer to Actuator Components 042 0048 00 Clevis Pin Elsewhere f 051 0449 00 Cross Support Refer to Cross Support 042 0007 02 Elsewhere f 041 0004 01 040 0312 25 Bolt Whizlock 015 0430 00 042 0014 06 Shoulder Bolt 040 0004 07 045 0001 49 Washer 040 0250 60 Always Specify Model amp Serial Number Midmark Corporation 1995 SF 1457 Rev 6 00 Page 6 10 2 Printed in U S A Return To Table Of Contents Base Components 06200 Used Units with Serial Numbers BK3548 1992 071000 and FH1012 thru Present Part No Description PartNo Description 030 0591 01 Yoke Weldment 016 0236 00 Gas Cylinder 1000 N 1 Actuator Referto Actuator Components 042 0048 00 Clevis Pin Elsewhere 051 0449 00 Bottom Spring Mount Cross Support Refer to Cross Support 042 0007 02 E Ring Elsewhere 041 0004 01 040 0312 25 Bolt Whizlock 015 0430 00 042 0014 06 Shoulder Bolt 040 0004 07 045 0001 49 Washer 040 0250 60 Alw
28. 0014 06 050 1514 00 040 0010 47 015 0430 00 040 0004 09 040 0008 09 051 0349 00 Always Specify Model amp Serial Number Page 6 14 V 1000 Thru V 1804 Description Shoulder Bolt Wire Guard Switch Pivot Link Printed in U S A Return To Table Of Contents SECTION VI Pan Assembly PARTS LIST MA306400 Used on 413 Units with Serial Numbers BK 2513 Thru Present V 1805 Thru Present FH 1000 Thru Present Part No Description Part No Description 029 0450 00 Pan Assembly 042 0014 06 Shoulder Bolt 030 0368 01 Pan Mount Weldment e050 1514 00 Wire Guard e016 0269 00 PanSlides 040 0010 47 030 0716 01 Holder Weldment e015 0430 00 e042 0010 03 Pop Rivet e040 0004 29 e053 0349 01 Cover Handle e040 0008 09 e016 0222 00 Pan 1 051 0349 00 e042 0014 12 Shoulder Bolt Always Specify Model amp Serial Number Midmark Corporation 1995 SF 1457 Rev 11 01 Page 6 14 1 Printedin U S A Part No 030 1132 00 016 0215 01 053 0226 03 045 0001 55 057 0215 00 030 0499 00 030 0504 00 040 0010 71 040 0250 39 053 0114 02 030 0498 00 051 0466 01 030 0503 00 2 3 4 5 6 7 8 9 SECTION VI PARTS LIST MA306700 Used on 413 Units with Serial Numbers V 1000 Thru V 1575 BK 1000 Thru BK 1271 Description Seat Weldment Refer to Main Frame Section Elsewhere Pan Slide Nylon Bearing Rear Torsion Link Foot Section Nylon Bearing Front Torsion
29. 053 0315 00 Back Cover 050 1481 00 016 0341 00 1 4 Turn Latch 050 1062 00 042 0010 02 Pop Rivet 050 1056 01 040 0010 04 Always Specify Model amp Serial Number O Midmark Corporation 1995 SF 1457 Page 6 19 2 Printed in U S A Return To Table Of Contents Wiring Locations BI MA307301 Part No Description Part No Description Qty 015 0014 02 Cable Clamp 1 4 Wiring Harness Seat Actuator Refer to 040 0010 47 Wiring Schematic Section 5 040 0008 29 Wiring Harness Recepticle Refer to 015 0541 00 6 Circuit Plug Wiring Schematic Section 5 053 0068 08 Snap Bushing 015 0371 00 Cable Clamp 5 16 Wiring Harness Pan Limit Swicth Refer 040 0010 47 to Wiring Schematic Section 5 015 0013 02 Cable Always Specify Model amp Serial Number Midmark Corporation 1995 5 1457 Rev 12 99 Page 6 20 Printedin U S A Return To Table Of Contents SECTION VI Export PARTSLIST 07500 Used 413 Units with Serial Numbers BK 1000 Thru BK 3219 V 1000 Thru V 1935 FH 1000 Thru FH 1001 Part No Description Qty Item Part No Description 1 Cross Support Refer to Cross Support 015 0348 01 Elsewhere Ref 040 0004 11 050 1069 01 Back Shroud 040 0010 52 051 0351 02 Cord Inlet 015 0438 04 Capacitor 015 0364 00 Appliance Inlet 015 0693 00 Capacitor Clamp 015 0363 00 Cord Set 040 0010 47 Always Specify Model amp Serial Number Midmark Corporation 1995 SF 1457 Rev 12 96 Page 6 21 Printe
30. 1 of seat actuator 4 to bracket 9 and secure with clevis pin 8 DANGER Always disconnect the power cord 17 Repeat steps 12 thru 16 until seat section 1 is from the wall outlet before removing level with floor any of the chair s covers shrouds or making any lt to prevent the possibility of electrical 18 Install spacers 7 and two e rings 6 clevis shock Failure to comply with these instructions pin 8 could result in severe personal injury or death 19 Tighten jam nut 10 2 Unplug chair power cord from wall outlet 20 Plug chair power cord into wall outlet NOTE The upholstered lower back section is held onto the Installation 3 Remove upholstered lower back section 1 A Removal Figure 4 4 from lower back casting 2 1 If possible run seat section all the way down 4 Pull pan holder assembly 3 out as far as possible Midmark Corporation 1995 SF 1457 Page 4 4 Printed in U S A Return To Table Of Contents SECTIONIV MAINTENANCE SERVICE EARLY UNITS MalA LATER UNITS MA316900 Figure 4 4 Pan Safety Limit Switch Removal Installation 3 Push pan holder assembly 3 all the way in NOTE until it locks into its fully stowed position while Early units are units with Serial Numbers BK 1000 observing from under lower back casting 2 thru BK1271 and V 1000 thru V 1575 Later units how the pan safety limit switch 5 is being
31. 1457 Page 4 8 Printed in U S A Return To Table Of Contents 10 Plug chair power cord into wall outlet 11 Run SEAT UP function all the way up and TABLE DOWN function all the way down 12 If lower back casting 13 Figure 4 7 is parallel with angled surface of side upright 6 go to step 16 If lower back casting 13 is not parallel with angled surface of side upright 6 go to step 13 13 7 Using strap wrench or channel lock pliers with a soft cloth screw shaft of base actuator 10 in or out of chair yoke frame 12 as determined necessary in step 12 14 kb Repeat steps 11 thru 13 until lower back casting 13 is parallel with angled surface of side upright 6 when chair is in full TABLE DOWN position 15 Tighten jam nut 1 NOTE Setscrews are only on later units Open rear access door to gain access to the rear setscrew 16 If present tighten two setscrews 2 17 Install back cover 5 on side uprights 6 and secure with six screws 4 and one screw 3 WARNING Chair is heavy Use proper lifting techniques and an assistant if neces sary to raise and lower chair Failure to do so could result in back injury 18 Lay chair onto its side 19 7 Install gas spring base mounting bracket 2 Figure 4 6 on base casting 3 and secure with two screws 1 20 Raise chair to upright position 21 Install gas spring Refer to para 4 5 22 Inst
32. 1457 Rev 3 99 05900 Used 413 Units with Serial Numbers BK 2404 Thru Present V 1790 Thru Present FH 1000 Thru Present Description Qty R H Arm Rest Assembly With Bolt on Stirrups Referto Main Frame Section for Side Casting Includes Items 3thru 15 1 L H Arm Rest Assembly With Bolt on Stirrups Referto Main Frame Section for Side Casting Includes Items thru 15 1 H H Arm Rest Assembly With Detachable Stirrups Referto Main Frame Section for Side Casting Includes Items 3thru 15 1 L H Arm Rest Assembly With Detachable Stirrups Referto Main Frame Section for Side Casting Includes Items 2 thru 15 1 Arm Casting Refer to Main Frame Section Elsewhere Part No e 040 0250 52 e 053 0184 00 e 042 0054 00 e 042 0046 01 029 0692 00 e 029 0693 00 e 045 0007 00 e 057 0146 00 e 042 001 1 06 e 042 0055 00 e 025 0029 00 e 040 0250 33 e 030 0651 00 Always Specify Model amp Serial Number Page 6 8 1 Description e Flanged Bearing Retaining Ring Groove Pin e R H Latch Tube Assy 1 e L H Latch Tube Assy 1 e Nylon Washer e Push Button Spirol Pin e Internal Retaining Ring Compression Spring e Arm Post Printedin U S A 030 0359 00 015 0412 00 040 0010 62 015 0437 03 015 0413 01 015 0009 01 040 0010 47 045 0001 31 Description Cross Support Mounting Bracket
33. 1621 Page 7 1 Printed in U S A Return To Table Of Contents FAX ORDERING FORM SERVICE PARTS ONLY NOTES e ALL BLOCKED JAREAS MUST BE COMPLETED e USE FOR NON WARRANTY FAX ORDERS ONLY WARRANTY ORDERS MUST BE TELEPHONED IN 1 800 MIDMARK ATTENTION SERVICE DEPARTMENT FAX 877 249 1793 ACCT P O DATE __ NAME SHIP TO ADDRESS CITY ST CONTACT PHONE METHOD OF SHIPMENT OTHER NON EMERGENCY ORDER TO SHIP WITHIN 72 HOURS IF PART S IN STOCK UPS FED EX NExrpavAM NEXT DAY A M ORDER TO SHIP WITHIN 24 HOURS PART S IN STOCK IF ORDER 15 RECEIVED BEFORE 1 30 5 NEXT DAY P M NEXT DAY P M SEND NOTIFICATION IF PARTS ARE NOT AVAILABLE TO SHIP WITHIN 24 HOURS VIA 2ND DAY 2ND DAY E MAIL FAX TO ee GROUND Midmark Corporation 2000 Rev 1 03 Page 7 2 Printedin U S A Return To Table Of Contents Return To Table Of Contents Midmark Corporation 60 Vista Drive P O Box 286 Versailles Ohio 45380 0286 15 MIDMARIK Fax 937 526 5542 midmark com Because we care Subject to change without notice Refer to www Documark com for latest revision Midmark Corporation 2005 Printed in U S A
34. Channel Back Screw w whizlock Washer Magnet Mounting Bracket Leveling Screw Printedin U S A Return To Table Of Contents Linkage Assemb SECTION VI PARTSLIST 06501 Used 413 Units with Serial Numbers BK 1000 Thru BK 1271 V 1000 Thru V 1575 Part Description Qty Upper Back Refer to Main Frame 050 1054 00 Section Elsewhere 042 0014 00 Lower Back Refer to Main Frame 016 0076 00 Section Elsewhere 040 0500 01 Seat Assembly Refer to Main Frame 042 001 4 11 Section Elsewhere 042 0014 05 030 0364 00 Pivot Frame 016 0131 04 Yoke Weldment Refer to Base 045 0001 37 Components Elsewhere Always Specify Model amp Serial Number O Midmark Corporation 1995 SF 1457 Page 6 13 Description Shoulder Bolt Shoulder Bolt Flanged Bearing Washer Printed in U S A Return To Table Of Contents Linkage Assemb GOIN VI JEUIIUIVM PARTS LIST MA306500 Used on 413 Units with Serial Numbers BK 1272Thru BK 2512 V 1576 Thru V 1804 Item Part No Description Qty Part No Description Upper Back Refer to Main Frame 042 0014 00 Section Elsewhere 016 0076 00 Lower Back Refer to Main Frame 040 0500 01 Section Elsewhere 042 0014 11 Shoulder Bolt Seat Assembly Refer to Main Frame 042 0014 05 Shoulder Bolt Section Elsewhere 016 0131 04 Flanged Bearing 030 0585 00 Pivot Frame 045 0001 37 Yoke Weldment Refer to Base 050 1513 00 Conne
35. E 6 Return To Table Of Contents SECTION V SCHEMATICS AND DIAGRAMS Positions Pan Switch CLOSED Seat Down Switch OPEN Base Down Switch OPEN Seat Up Switch CLOSED Conclusions Base can power either direction Seat can power up only ELECTRICAL RECEPTACLE gt WHITE GRN YLW 36 BLACK BLACK WHITE GREEN WHITE SEAT ACTUATOR RED eo PAN SAFETY LIMIT SWITCH SEAT WHITE _ e BLACK BLACK CAPACITOR SEAT DOWN LIMIT SWITCH N C BASE DOWN SEAT UP LIMIT SWITCH EMT 2 BLACK 7 ORANGE WHT BLK BASE BLACK ACTUATOR BASE FOOT CONTROL WHITE MA318101 Figure 5 3 Electrical Schematic Applies To 115 VAC Domestic Units Midmark Corporation 1995 SF 1457 Rev 5 00 Page 5 5 PrintedinU S A Return To Table Of Contents SECTION V SCHEMATICS AND DIAGRAMS Positions Pan Switch Seat Down Switch Base Down Switch z Seat Up Switch Conclusions Base can power both up and down Seat can power both up and down ELECTRICAL RECEPTACLE WHITE EES GRN YLW e 4 Sp BLACK SEAT WHITE ACTUATOR RED PAN SAFETY LIMIT SWITCH SEAT OT ae 1 WHITE SEAT UP BLACK v CAPACITOR SEAT DOWN um LIMIT SWITCH N C ORANGE x BASE DOWN ORANGE _ SEAT UP LIMIT SWITCH E LIMIT S
36. ED Conclusions Base can power either direction Seat can power up only a ruas 77 Q Q BLACK WHITE GRN YLW Lm P SWITCH a ack IN N C SEAT WHITE ACTUATOR RED PAN SAFETY LIMIT SWITCH SEAT HIE oue BLACK WHITE a SEAT UP BLACK CAPACITOR SEAT DOWN C LIMIT SWITCH ORANGE x E BASE DOWN 2 ORANGE LIMIT SWITCH 2 BASE WHITE 7 BLACK BASE BLACK ACTUATOR BASE CAPACITOR ss LL c FOOT CONTROL WHITE MA318201 Figure 5 4 Electrical Schematic Applies To 220 VAC Export Units Midmark Corporation 1995 SF 1457 Page 5 8 Printed in U S A Return To Table Of Contents SECTION V SCHEMATICS AND DIAGRAMS Positions Pan Switch CLOSED Seat Down Switch CLOSED Base Down Switch CLOSED 4 Seat Up Switch CLOSED Conclusions Base can power both up and down Seat can power both up and down BLACK WHITE GRN YLW SEAT UP SWITCH SEAT WHITE ACTUATOR RED PAN SAFETY LIMIT SWITCH SEA 5 o lt BLACK WHITE SEATUP BLACK CAPACITOR SEAT DOWN IG LIMIT SWITCH em A N C LI ORANGE x DG BASE DOWN ORANGE LIMIT SWITCH 57 BASE BLACK ACTUATOR BASE CAPACITOR FOOT CONTROL WHITE MA318202 Figure 5 4 Electrical Schematic Applies To 220 VAC Export Units Mid
37. H T Figure 1 1 Major Components from running the foot section into the pan assembly and actuator to run The seat up limit switch is a normally damaging it The seat capacitor provides motor start closed N C switch which is tripped when the seat and motor run power for the seat actuator function is in any position but all the way up resulting in an open circuit This prevents the operator from BASE DOWN function running the BASE DOWN function lower than the 2 3 up position see base down limit switch operation When the BASE DOWN footswitch is depressed when the seat is in any position but all the way up current is applied across the base actuator motor coil preventing an accidental seat section collision with thru either the seat up limit switch or the base down floor When the seat function is raised all the way up limit switch and base capacitor causing the base the seat up limit switch untrips closing the circuit and Midmark Corporation 1995 SF 1457 Page 1 2 Printed in U S A Return To Table Of Contents allowing the BASE DOWN function to be operated to any position The base down limit switch is a N C switch which is tripped when the base function is between the all the way down position to approximately the 2 3 up position resulting in an open circuit This means that the switch is untripped only when the base function is in 2 3 up position to all the way up position resulting in a closed circuit This only allows t
38. ING Always disconnect the power cord from the wall outlet before removing any of the table s covers shrouds or making any repairs to prevent the possibility of electrical shock Failure to comply with these instructions could result in severe personal injury or death 2 Unplug chair power cord from wall outlet 3 Remove seven screws 1 Figure 4 5 outer shroud 2 and inner shroud 3 from base casting 4 WARNING If TABLE UP function is not all the way up the gas spring will be under ex treme pressure Raise table all the way up before removing gas spring mounting hardware Failure to do so could result in serious personal injury or death 4 Remove two screws 5 four washers 6 and gas spring 7 from brackets 8 B Installation Coat threads of two screws 5 with removable threadlocking adhesive Loctite 242 1 2 Install gas spring 7 brackets 8 secure with four washers 6 and two screws 5 3 Installinner shroud 3 and outer shroud 2 on base casting 4 and secure with seven screws 1 MA317000 4 Plug chair power cord into wall outlet Figure 4 5 Gas Spring Removal Installation Midmark Corporation 1995 SF 1457 Page 4 6 Printed in U S A Return To Table Of Contents SECTION IV MAINTENANCE SERVICE 4 6 Base Actuator Removal Installation A Removal ee W 1 Remove gas spring Refer to para 4 5 2 Remov
39. NY OTHER POSTION TRIPPED OPEN CIRCUIT Figure 5 1 Sheet 2 of 2 Wiring Diagram Applies To 115 VAC Domestic Units With Serial Numbers BK 1272 and FH 1000 Thru Present Midmark Corporation 1995 SF 1457 Printed in U S A Page 5 2 Return To Table Of Contents SECTION V SCHEMATICS AND DIAGRAMS 220 V A C 50 Hz 1 5 AMPS SEAT BASE CAPACITOR CAPACITOR 5 X 20 MM 1 5 AMP 12 5 MFD 12 5 MFD SLO BLO FUSES S GIS WHITE 45 33 ware EB el 28 am Lo WHITE GREEN BLACK me BLACK BLACK o DL H 4 PAN SAFETY ORANGE R LIMIT SWITCH N O 65 PAN IN CLOSED F CIRCUIT JL ees E ll Iz inp C e KE ORANGE BASE ACTUATOR SEAT DOWN LIMIT SWITCHES N C BASE FUNCTION ALL THE WAY DOWN TO 2 3 WAY UP TRIPPED OPEN CIRCUIT BLUE BLACK On WHITE BLACK d d WHITE BLACK BASE DOWN LIMIT SWITCHES N C BASE FUNCTION ALL THE WAY DOWN TO 2 3 WAY UP z TRIPPED z OPEN CIRCUIT WHITE HED WHITE BLACK BLACK ORANGE FOOT CONTROL WHITE amp SEAT UP m e ORANGE BASE DOWN ACTUATOR SEAT LIMIT SWITCH N C ON SEAT ACTUATOR WHITE BLACK SEAT FUNCTION ALL THE WAY MA 307402 UP UNTRIPPEDZCLOSED CIRCUIT ANY OTHER POSITION TRIPPED OPEN CIRCUIT Figure 5 2 Sheet 1 of 2 Wiring Diagram Applies To 220 VAC Export Units With Serial Numbers V 1000 Thru V 1575 Midmark Corporati
40. TENANCE SERVICE 3 Position bottom of capacitor 6 on capacitor mounting bracket 5 and then push the top of the capacitor in Using a screwdriver force tab of capacitor mounting bracket 5 down over catch E Install inner shroud 3 and outer shroud 2 on base casting 4 and secure with seven screws 1 D Plug chair power cord into wall outlet 48 Typical Actuator Motor Actuator Brake Removal Installation A Removal 1 Remove malfunctioning actuator assembly Seat actuator assembly Refer to para 4 3 Base actuator assembly Refer to para 4 6 2 Remove two nuts 1 Figure 4 9 and actuator motor 2 from actuator mechanism 3 3 Remove two shoulder washers 4 from actua tor mechanism 3 4 Remove spacer 5 and motor coupler 6 from shaft of actuator motor 2 SEAT CAPACITOR BASE A needle nose pliers should be used to extract the CAPACITOR 4 actuator brake from the actuator mechanism Grasp the raised round plate of the actuator brake with the CATCH pliers and pull K 5 Remove actuator brake 7 and rubber damper Nd Z 8 from shaft of actuator mechanism 3 N i rubber damper must be installed its flat side TAB faces the inside of the actuator mechanism The actuator brake must be installed so its flattest side faces outward The shaft of the actuator mechanism MA317300 may be turned with a screwdriver to help al
41. WITCH aach gt NC OWN N C ge LLI I z BLACK BASE BLACK ACTUATOR BASE m m m G G G w G w G FOOT CONTROL WHITE GREEN CLOSED CLOSED CLOSED CLOSED MA318102 Figure 5 3 Electrical Schematic Applies To 115 VAC Domestic Units Midmark Corporation 1995 SF 1457 Rev 5 00 Page 5 6 Printedin U S A Return To Table Of Contents SECTION V SCHEMATICS AND DIAGRAMS Positions Pan Switch CLOSED Seat Down Switch CLOSED Base Down Switch CLOSED Seat Up Switch OPEN Conclusions Base can go down only until limit switches are contacted 2 3 Seat can go either direction ELECTRICAL RECEPTACLE WHITE 2 GRN YLW Sl lt mia C BLACK SEAT WHITE ACTUATOR RED PAN SAFETY LIMIT SWITCH SEAT qe ge BLAC BLACK CAPACITOR SEAT DOWN LIMIT SWITCH N C ORANGE x BASE DOWN 8 SEAT UP LIMIT SWITCH E LIMIT SWITCH sa ACK L z N C HS LLI BLACK BASE BLACK ACTUATOR BASE CAPACITOR b FF FOOT CONTROL WHITE Figure 5 3 Electrical Schematic Applies To 115 VAC Domestic Units 18103 Midmark Corporation 1995 SF 1457 5 Printedin U S A Return To Table Of Contents SECTION V SCHEMATICS AND DIAGRAMS Positions Pan Switch CLOSED Seat Down Switch OPEN Base Down Switch OPEN Seat Up Switch CLOS
42. Weldment 020 0058 04 L H Arm Casting 1 020 0057 05 L H Seat Casting 020 0058 03 R H Arm Casting 020 0057 04 R H Seat Casting 040 0250 66 020 0056 04 R H Side Casting Bolt on Stirrups 040 0250 51 020 0164 00 H H Side Casting Detachable Stirrups 1 040 0250 65 Always Specify Model amp Serial Number Midmark Corporation 1995 SF 1457 Rev 3 99 Page 6 5 2 Printedin U S A Return To Table Of Contents SECTIO Stirrup Assembly PARTS LIST 413 001 STANDARD STIRRUPS 413 004 DETACHABLE STIRRUPS MA305800 Item Part No Description Qty Part Description Qty 1 R H Arm Assy Refer to Arm Rest 4 050 3478 00 Sideplate Interlock Assy 2 Assembly Elsewhere Ref 5 040 0250 120 Bolts 8 L H Arm Assy Refer to Arm Rest 6 040 0375 31 BOIT 2 Assembly Elsewhere Ref 7 040 0375 61 i10 UR 2 2 R H Arm Assy Refer to Arm Rest 8 020 0165 00 Stirrup Leg Block 1 Assembly Elsewhere Ref 020 0165 01 L H Stirrup Leg Block 1 L H Arm Assy Refer to Arm Rest 9 050 3479 00 Stirrup Interlock Bloc K 2 Assembly Elsewhere Ref 10 040 0250 120 Screw 8 3 R H Stirrup Leg As
43. When footswitch is activated there should be continuity between COM and N O terminals of footswitch Perform continuity check on SEAT DOWN footswitch When footswitch is not activated there should be continuity between COM and N C terminals of footswitch Perform continuity check on SEAT DOWN footswitch When footswitch is activated there should be continuity between COM and N O terminals of footswitch Check if seat down limit switch is tripped Seat down limit switch should be tripped when base actuator is in all the way down position to 2 3 up position This prevents operator from accidentally colliding seat section with floor Perform continuity check on N C seat down limit switch Switch tripped apen nire iit Caat roin If circuit breaker is tripped determine what caused circuit breaker to trip correct the problem and then reset replace circuit breaker Replace any blown fuses Clean any dirty connections Tighten any loose connections Heplace any damaged connections Heplace SEAT UP footswitch Refer to para 4 10 Replace SEAT DOWN footswitch Refer to para 4 10 Replace SEAT DOWN footswitch Refer to para 4 10 Raise BASE UP function until it is at least 2 3 of the way up in its travel Then SEAT DOWN function will work Inform operator of the seat down limit switch function Replace seat down limit switch Refer to para 4 9 Printed in U S A SECTIONII
44. all stirrup Midmark Corporation 1995 SF 1457 Page 4 9 SECTION IV MAINTENANCE SERVICE 4 7 Typical Capacitor Removal Installa tion A Removal 1 If possible raise TABLE UP and SEAT UP function all the way up WARNING Always disconnect the power cord from the wall outlet before removing any of the table s covers shrouds or making any repairs to prevent the possibility of electrical shock Failure to comply with these instructions could result in severe personal injury or death 2 Unplug chair power cord from wall outlet 3 Remove seven screws 1 Figure 4 8 outer shroud 2 and inner shroud 3 from base casting 4 4 Using a screwdriver pry tab of capacitor mounting bracket 5 outward and remove capacitor 6 from capacitor mounting bracket b Remove capacitor cap 7 from capacitor 6 WARNING A capacitor contains stored electricity Never touch terminals of a capacitor even if power has been shut off or disconnected Always discharge capacitor before touching capacitor terminals or wires Failure to comply with these instruction could result in serious personal injury or death 6 Discharge capacitor 6 7 Disconnect two wires 8 from terminals of capacitor 6 B Installation 1 Connect two wires 8 to terminals of capaci tor 6 2 Install capacitor cap 7 on capacitor 6 Printed in U S A Return To Table Of Contents SECTION MAIN
45. and its correction DOWN footswitches are depressed 1 Plug the chair into a grounded non isolated 12 Push pan holder assembly inward until pan correctly polarized outlet that has the proper safety limit switch is tripped Depress SEAT voltage output for the chair UP and SEAT DOWN footswitches NOTE 13 Observe The seat section of table top should Pan holder assembly should be pushed in fully for move when the SEAT UP and SEAT DOWN the following step footswitches are depressed 2 Depress BASE UP SEAT DOWN SEAT UP 14 Lower the SEAT DOWN function all the way and BASE DOWN footswitches in this order down 3 Observe The table top should move in the 15 Depress and hold the BASE DOWN footswitch direction corresponding to the footswitch which Is being depressed and at the speeds listed 16 Observe The BASE DOWN function should below lower approximately 1 3 of its travel and then Chair Speeds 60 Hz stop Base Down to Base Up in 9 1 seconds Seat Down to Seat Up in 9 1 seconds 17 Raise the SEAT UP function all the way up The actuator assembly should not drift after the footswitch is released The actuator assembly 18 Depress the BASE DOWN footswitch should not make excessive squealing noises 19 Observe The BASE DOWN function should 4 Raise BASE UP function all the way up lower all the way down 5 Depress SEAT DOWN footswitch and lower 20 Pull the release handle and extend the foot seat se
46. ays Specify Model amp Serial Number Midmark Corporation 1995 SF 1457 Rev 5 02 Page 6 10 3 Printedin U S A Return To Table Of Contents SECTION VI Base Actuator PARTS LIST MA306601 Used on 413 Units with Serial Numbers BK 1000 Thru BK1271 V 1000 Thru V 1575 Part No Description Description 016 0214 00 Base Actuator Assembly Domestic e 053 0198 00 5 lt Includes Items 2 8 016 0237 00 eActuatorBrake 016 0214 01 Base Actuator Assembly Export e 016 0509 00 eMotorCoupler Includes Items 2 8 002 0574 00 Actuator Motor Domestic 016 0214 04 002 0574 01 Motor Export 061 0135 00 Caution Label Always Specify Model amp Serial Number Midmark Corporation 1995 SF 1457 Rev 12 97 Page 6 11 Printed in U S A Return To Table Of Contents Base Actuator MA306600 Used on Units with Serial Numbers BK1272 thru BK3547 V1576 thru V1991 and FH1000 thru FH1011 Part No Description Qty Part No Description 002 0437 00 Base Actuator Assembly Kit Domestic e 053 0198 00 ShoulderWasher Includes Items 2 9 016 0237 00 Actuator Brake 002 0438 00 Base Actuator Assembly Kit Export 016 0509 00 MotorCoupler Includes Items 2 9 e 002 0574 00 Actuator Motor Domestic e 016 0347 02 Base Actuator Domestic Less Motor 1 e 002 0574 01 Actuator Motor Export 016 0347 01 Actuator E
47. chair as necessary Fasteners hardware Check chair for missing or loose fasteners hardware Replace any missing hardware and tighten any loose hardware as necessary Warning and Check for missing or illegible decals Replace decals as necessary instructional decals Pivot points moving Lubricate all exposed pivot points moving parts and accessories with silicone based parts accessories lubricant Foot control Check that foot control works correctly Make sure all footswitches operate properly Replace any malfunctioning footswitches Refer to para 4 10 Ball screws of actuator Extend each actuator assembly and wipe ball screw threads down with a rag to remove assemblies foreign matter Coat as much of the ball screw threads as possible with STP treatment oil or equivalent Run each actuator assembly to both ends of its travel a couple of times to spread the oil evenly over all of the ball screw threads and then remove excess oil If oil does not correct a squealing actuator assembly replace actuator assembly Refer to para 4 3 or 4 6 Inner tube of base Lubricate inner tube of base actuator with vaseline actuator Drifting of actuator Check each actuator assembly for drift Replace actuator assembly brake components as assemblies necessary Refer to para 4 8 Foot extension Check that foot extension automatically locks into stowed and extended positions Lubricate linkages with a silicone based lubricant Pan safety limit sw
48. ction halfway Then raise SEAT UP extension Then pull the release handle and function all the way up push the foot extension back into foot section 6 Observe Seat actuator should run Midmark Corporation 1995 SF 1457 Page 2 1 Printed in U S A Return To Table Of Contents SECTIONII TESTING AND TROUBLESHOOTING RELEASE BUTTON PAN HOLDER ASSEMBLY SEAT SECTION d FOO T EXTENSION RELEASE HANDLE i BASE DOWN SEAT UP SEAT DOWN BASE UP 16500 Figure 2 1 Operational Test 21 Observe The foot extension should slide out easily and quietly The foot extension should automatically lock into a fully extended position When the foot extension is pushed into the foot section the foot extension should automatically lock into a stowed position 22 Press the arm rest release button and lower the arm rest 23 kb Observe When the release button is pressed the arm rest should be able to be lowered Midmark Corporation 1995 SF 1457 Page 2 2 24 Raise arm rest upward and then release 25 Observe The arm rest should automatically lock into its normal position 2 2 Troubleshooting Procedures Table 2 1 is a Troubleshooting Guide which is used to determine the cause of the malfunction Printed in U S A Return To Table Of Contents SECTION Il TESTING AND TROUBLESHOOTING Table 2 1 Troubleshooting Guide Problem Symptom
49. ctor Mount Components Elsewhere 042 0014 11 Shoulder Bolt 050 1054 01 Always Specify Model amp Serial Number O Midmark Corporation 1995 SF 1457 Page 6 13 1 Printed in U S A Return To Table Of Contents CECTIOAI V Linkage Assembly PARTS LIST 481500 Used 413 Units with Serial Numbers BK 2513Thru Present V 1805 Thru Present FH 1000 Thru Present Part Description Qty Part No Description Upper Back Referto Main Frame 050 1054 01 Section Elsewhere 042 0014 00 Lower Back Referto Main Frame 016 0076 00 Section Elsewhere 040 0500 01 Seat Assembly Referto Frame 042 0014 11 Shoulder Bolt Section Elsewhere 042 0014 05 Shoulder Bolt 030 0585 01 PivotFrame 016 0131 04 Flanged Bearing Yoke Weldment Referto Base 050 1513 00 Connector Mount Components Elsewhere 042 0014 11 Shoulder Bolt Always Specify Model amp Serial Number Midmark Corporation 1995 SF 1457 Rev 10 98 Page 6 13 2 Printedin U S A Part No 029 0450 00 e030 0368 00 e016 0269 00 030 0716 00 042 0010 03 053 0349 01 016 0222 00 042 0014 12 Assembly Return Table Of Contents SECTION VI PARTS LIST MA306400 Used on 413 Units with Serial Numbers BK 1000 Thru BK 2512 Description Pan Assembly Pan Mount Weldment Pan Slides Pan Holder Weldment Pop Rivet Cover Handle Shoulder Bolt Midmark Corporation 1995 SF 1457 Part No 042
50. d in U S A Return To Table Of Contents SECTION VI Export PARTS LIST 07500 Used 413 Units with Serial Numbers BK 3220 Thru Present V 1636 Thru Present FH 1002 Thru Present DT 1000 Thru Present Part No Description Qty Part No Description Cross Support Refer to Cross Support 015 0363 00 Cord Set Elsewhere Ref 015 0348 01 050 3787 00 Back Shroud 040 0004 1 1 051 0351 02 Cord Inlet 040 0010 52 015 0364 00 A C Connector Recepticle Complete 015 0438 04 Capacitor e 015 0346 20 2 015 0693 00 Capacitor Clamp e 015 0364 01 Inlet Housing 040 0010 47 015 0364 02 Fuse Holder Always Specify Model amp Serial Number Midmark Corporation 1995 SF 1457 Rev 9 97 Page 6 21 1 Printed in U S A Return To Table Of Contents COMMENTS The Technical Publications Department of Midmark However if you find any errors or feel that there should Corporation takes pride in its publications We are sure be a change addition or deletion to a manual please that our manuals will fill all of your needs when you are let us know performing scheduled maintenance servicing or repairs on a Midmark product Page s and Paragraph s Needing Changed Description of Error or Desired Change Please fax or mail a copy of this completed comment sheet to Midmark Corporation ATTN Technical Publications Department 60 Vista Drive Versailles Ohio 45380 Fax 937 526 5542 Midmark Corporation 2000 SF
51. e Pin Always Specify Model amp Serial Number Midmark Corporation 1995 SF 1457 Rev 8 99 Page 6 7 1 Printed in U S A Return To Table Of Contents SECTION VI PARTSLIST Arm Rest Assembly 05902 Used 413 Units with Serial Numbers BK 1000 Thru BK 2403 V 1000 Thru V 1789 Part No Description Qty Part No Description 029 0649 00 R H Arm Rest Assembly With Bolt on e 042 0046 01 Groove Pin Stirrups Referto Frame Section for 029 0692 000 R H Latch Tube 1 Side Casting Includes Items 2 thru 14 1 e 029 0693 00 L H Latch Tube Assy 1 029 0649 01 L H Arm Rest Assembly With Bolt on e 045 0007 00 Nylon Washer Stirrups Refer to Main Frame Section for e 057 0146 00 PushButton Side Casting Includes Items 2 thru 14 1 042 0011 06 SpirolPin Arm Casting Refer to Main Frame e 042 0055 00 e Internal Retaining Ring Section Elsewhere e 025 0029 00 Compression Spring 040 0250 52 040 0250 33 e 053 0184 00 Flanged Bearing 030 0651 00 Arm Post e 042 0054 00 Retaining Ring Always Specify Model amp Serial Number Midmark Corporation 1995 SF 1457 Rev 3 99 Page 6 8 Printedin U S A Return To Table Of Contents Arm Rest Assembly SECTION VI PARTS LIST Part No 029 0649 02 029 0649 03 029 1890 00 029 1890 01 Midmark Corporation 1995 SF
52. e stirrup from patient s right side of chair WARNING Chair is heavy Use proper lifting techniques and an assistant if neces sary to raise and lower chair Failure to do so could result in back injury 3 Lay chair onto its right side patients 4 Remove two screws 1 Figure 4 6 and gas spring base mounting bracket 2 from base casting 3 5 Remove two screws 4 lockwashers 5 and switch bracket assembly 6 from shaft of base actuator 7 6 Cut cable ties securing wires to base actu ator 7 7 Remove screw 8 and two cable clamps 9 from base casting 3 Remove cable clamp 9 off of base actuator cable 10 8 Tag three actuator wires 11 then loosen three terminal screws 12 and disconnect three actuator wires 11 from terminal block 13 NOTE Access to jam nut 1 may only be possible with a MA317100 homemade ground down 1 1 8 in open end wrench Figure 4 6 Wires Disconnection Connection 9 Loosen jam nut 1 Figure 4 7 11 Remove screw 3 six screws 4 and back cover 5 from side uprights 6 NOTE 12 While supporting seat section 7 remove two e rings 8 and clevis pin 9 securing base of base actuator 10 to bracket 11 Setscrews are only on later units Open rear access door to gain access to the rear setscrew 10 If present loosen two setscrews 2 Midmark Corporation 1995 SF 1457 Page 4 7 Printed in U S A Return T
53. ect two wires to terminals of seat up limit switch 4 NOTE On later units connect wire harness 3B to The following step applies to later units only seat up limit switch 4 7 On later units remove two screws 9 3 Installactuator sleeve 1 on shaft of seat partially separate receptacle bracket 10 from actuator 2 and secure with two cable ties pivot frame 11 4 Plug chair power cord into wall outlet 8 Cut any cable ties securing wire wire har nesses to seat actuator 2 4 3 Seat Actuator Removal Installation 9 While supporting seat section 1 Figure 4 3 A Removal remove two e rings 2 clevis pin 3 and base of seat actuator 4 from bracket 5 1 If possible raise SEAT UP function all the way up 10 While supporting seat section 1 remove two e rings 6 spacers 7 clevis pin 8 and seat DANGER actuator 4 from bracket 9 Remove seat A Always disconnect the power cord actuator from chair from the wall outlet before removing 0 Installation any of the chair s covers shrouds or making any repairs to prevent the possibility of electrical shock Failure to comply with these instructions could result in severe personal injury or death NOTE This jam nut has left hand threads 2 Unplug chair power cord from wall outlet 1 Loosen jam nut 10 Figure 4 3 then remove swivel joint 11 from shaft of new seat actua 3 Remove two cable ties and remove actuator
54. eeds 60 2 BASS 9 x1 seconds Seat UD T 9 1 seconds Weight Capacity Maximum 300 Ib 136 0 kg Electrical Requirements 119 VAG Unii 110 120 VAC 60 HZ 6 amp single phase 230 VAC 220 240 VAC 50 60 HZ 5 amp single phase Power Consumption 115 VAG Ullu uuu 720 WATTS 6 amps 120 VAC 230 VAC Uni t 1200 WATTS 5 amps 240 VAC Recommended Circuit A separate dedicated circuit is recommended for this chair The chair should not be connected to an electrical circuit with other appliances or equipment unless the circuit is rated for the additional load Printed in U S A Return To Table Of Contents SECTIONI GENERAL INFORMATION lt 88 in 172 7 em lt 531 4in 135 2 cm Len 50 in Ci 127 cm 44 1 2 in 113 cm 49 8 cm lt 2in gt 33 3 4 in 85 7 cm 182 9 cm 100 in 254 cm MA318000 Figure 1 2 Chair Dimensions Midmark Corporation 1995 SF 1457 Page 1 4 Printed in U S A Return To Table Of Contents SECTION I GENERAL INFORMATION 1 5 Parts Replacement Ordering MIDMARK MODEL NO 413 00X If a part replacement is required order the part directly INPUT 120 VAC from
55. esive on older units Pop Rivet newerunits only Receptacle Insulator Wire Cover 040 0010 47 053 0068 00 020 0036 01 040 0006 33 053 0280 00 050 1372 00 054 0086 00 054 0085 00 054 0088 00 050 1042 00 040 0250 88 040 0500 00 045 0001 33 040 0008 06 016 0363 00 016 0001 00 040 0008 06 Always Specify Model amp Serial Number Midmark Corporation 1995 SF 1457 Rev 2 03 V 1000 thru V 1804 Item Part No Description Snap Bushing L H Side Upright Base Cover Inner Shroud Sound Damp Top Sound Damp Front Sound Damp Sides Channel Back Screw w whizlock Washer Mounting Bracket newerunits only Leveling Screw Printedin U S A Return To Table Of Contents SECTION VI Base and Panels PARTS LIST MA306304i Used on 413 Units with Serial Numbers BK2513 Thru BK3219 V 1805 Thru 1935 FH 1000 Thru FH1001 Part No Description Item Part Description 020 0036 06 R H Side Upright 18 053 0068 00 Snap Bushing 054 0087 00 Sound Damp Back 19 020 0036 07 L H Side Upright 050 1053 02 Back Shroup w Recepticle 20 040 0006 33 042 0010 02 21 053 0280 00 Base Cover 016 0221 00 22 050 1372 00 Inner Shroud 040 0375 00 23 054 0086 00 Sound Damp Top 053 0183 01 24 054 0085 00 Sound Damp Front 045 0001 50 25 054 0088 00 Sound Damp Sides 016 0092 00 26 050 1042 00 Channel Back 042 0010 01 Pop Rivet 27 040 0250 88 Screw w whizlock 040 0006 23 28 040 0500 00 040 0006 34 29 045 0001 33
56. he operator to lower the BASE DOWN function down to the 2 3 up position Then the base down limit switch trips opening the circuit and preventing further downward movement of the base actuator This prevents an accidental seat section collision with floor The base capacitor provides motor start and motor run power for the base actuator So if the seat up limit switch is tripped seat function is not in all the way up position the base down limit switch provides the base actuator with current this allows you to lower table top only 1 3 of way down But if the seat up limit switch is untripped seat function is in all the way up position the seat up limit switch pro vides the base actuator with current this allows you to lower table top all the way down BASE UP function When the BASE UP footswitch is depressed current is applied across the base actuator motor coil and base capacitor causing the base actuator to run The base capacitor provides motor start and motor run power for the base actuator SEAT DOWN function When the SEAT DOWN footswitch is depressed current is applied across the seat actuator motor coil thru the seat down limit switch and seat capacitor The seat down limit switch is a N C switch which is tripped when the base function is between the all the way down position to approximately the 2 3 up position resulting in an open circuit This means that the switch is untripped only when the base function is
57. ign the NOTE B Installation N lt keys of the actuator mechanism shaft with the key Figure 4 8 Typical Capacitor Removal Installation slots in actuator brake O Midmark Corporation 1995 SF 1457 Page 4 10 Printed in U S A Return To Table Of Contents 17400 Figure 4 9 Typical Actuator Motor Actuator Removal Installation 1 Install rubber damper 8 actuator brake 7 and spacer 5 in actuator mechanism 3 2 Install motor coupler 6 on shaft of actuator motor 2 3 Install two shoulder washers 4 in actuator mechanism 3 4 Align keys of actuator mechanism 3 shaft with key slots of motor coupler 6 and then install actuator motor 2 on actuator mechanism 3 and secure with two nuts 1 Install actuator assembly Base actuator assembly Refer to para 4 6 Seat actuator assembly Refer to para 4 3 D Midmark Corporation 1995 SF 1457 Page 4 11 SECTIONIV MAINTENANCE SERVICE 6 Check actuator assembly for proper operation The actuator assembly should run normally and should not make a grinding noise A grinding noise indicates that key slots of motor coupler were not aligned properly with keys of actuator mechanism a grinding noise also indicates that the motor coupler is being damaged The actuator assembly should brake properly 4 9 Base Down Limit Switch or Seat Down Limit Switch Removal
58. in the 2 3 up position to all the way up position resulting in a closed circuit This only allows the operator to lower the SEAT DOWN function if the base actuator is in 2 3 up position or higher This prevents an accidental seat section collision with floor The seat capacitor provides motor start and motor run power for the seat actuator Midmark Corporation 1995 SF 1457 Rev 7 98 Page 1 3 SECTION I GENERAL INFORMATION 1 4 Specifications Factual data for the 413 Female Procedures Chair is provided in Table 1 1 Also see Figure 1 2 Table 1 1 Specifications Description Data Weight Without Shipping Carton 374 Ib 169 6 kg With Shipping Carton 412 Ib 186 9 kg Shipping Carton 55 L x 33 in W x 44 in 139 7 cm x 83 8 cm x 111 7 cm Dimensions See Figure 1 2 Table Top Length w o foot section extended 55 5 in 141 0 cm Table Top Length w foot section fully extended 72 7 in 184 6 cm Table Top Width w armrests 28 in 71 1 cm Maximum width of upholstery 22 in 55 9 cm Overall Widih 28 in 71 1 cm Chair Positioning Seat height in chair position 19 in 48 3 cm Height in table position 34 in 86 4 cm Maximum pelvic area height 36 in 91 4 cm Chair Sp
59. ing sure to position the limit switches in approximately same position as they were removed Midmark Corporation 1995 SF 1457 Rev 2 99 Page 4 12 Figure 4 11 Wires Disconnection Connection 2 Connect one wire 3 to N C terminal and the other wire 3 to COM terminal of seat down limit switch 4 3 Connect one wire 1 to N C terminal and the other wire 1 to COM terminal of base down limit switch 2 4 Install switch bracket 7 Figure 4 10 on shaft of base actuator 8 and secure with two lockwashers 6 and screws 5 5 Install inner shroud 3 and outer shroud 2 on base casting 4 and secure with seven screws 1 6 Plug chair power cord into wall outlet NOTE The trip arms of the limit switches should be tripped when the base up function is at 2 3 of it total height Printed in U S A Return To Table Of Contents SECTION IV MAINTENANCE SERVICE 7 Run TABLE UP function up until the table top is at 2 3 of its total height 8 N If limit switches trip too early loosen two screws 7 Figure 4 11 and slide limit switches 2 and 4 downward slightly then tighten two screws 7 If limit switches trip too late loosen two screws 7 and slide limit switches 2 and 4 upward slightly then tighten two screws 7 Repeat steps 7 and 8 until limit switches are adjusted so they trip when table top reaches 2 3 of its total height 4 10 Typical Foot Pedal Foots
60. itch Check that pan safety limit switch is tripped when pan assembly is in fully stowed position Adjust or replace pan safety limit switch if necessary Refer to para 4 4 Electrical receptacle Check that the electrical receptacle is functioning properly Replace receptacle as domestic units only necessary Upholstery Check all upholstery for rips tears or excessive wear Replace cushions as necessary Accessories Check that all accessories have all of their components and that they function properly If necessary repair or replace the accessory Operational Test Perform an Operational Test to determine if the chair is operating within its specifications IM tA aun AN MARIA an AAA en sen BA ALE RAL A RRA AA ben Qn em zen p p p Midmark Corporation 1995 SF 1457 Page 3 1 Printed in U S A Return To Table Of Contents Midmark Corporation 1995 SF 1457 Printed in U S A Return To Table Of Contents SECTIONIV MAINTENANCE SERVICE SECTION IV MAINTENANCE SERVICE INSTRUCTIONS 4 1 Introduction DANGER Refer to the Operator Manual for complete instructions on operating the chair Failure to do so could result in personal injury NOTE Perform an operational test on the chair after the repair is completed to confirm the repair was properly made and that a malfunctions were repaired The following paragraphs contain removal installa tion repair and adjustment procedures for the chair
61. mark Corporation 1995 SF 1457 Page 5 9 Printed in U S A Return To Table Of Contents SECTION V SCHEMATICS AND DIAGRAMS Positions Pan Switch CLOSED Seat Down Switch CLOSED Base Down Switch CLOSED Seat Up Switch OPEN BES Conclusions Base can go down only until limit switches are contacted 2 3 Seat can go either direction LLI O lt az SEAT WHITE SEAT UP SWITCH Sx ack ACTUATOR RED PAN SAFETY LIMIT SWITCH SEAT oe BLAC WHITE SEAT up BLACK CAPACITOR SEAT DOWN LIMIT SWITCH eo ORANGE x DG BASEDOWN E LIMIT SWITCH 5 BASE BLACK ACTUATOR BASE CAPACITOR FOOT CONTROL WHITE GRN YLW MA318203 Figure 5 4 Electrical Schematic Applies To 220 VAC Export Units Midmark Corporation 1995 SF 1457 Page 5 10 Printed in U S A Return To Table Of Contents SECTION VI PARTS LIST SECTION VI PARTS LIST 6 1 Introduction The illustrated parts list provides information for identify ing and ordering the parts necessary to maintain the unit in peak operating condition Refer to paragraph 1 5 for parts ordering information The parts list also illustrates disassembly and assembly relationships of parts 6 2 Description of Columns The tem column of the parts list gives a component its own unique number The same number i
62. o Table Of Contents SECTION MAINTENANCE SERVICE 55 DOOR lt PARALLEL SPACING MA317200 Figure 4 7 Base Actuator Removal Installation 4 While supporting seat section 7 connect base NOTE actuator 10 to bracket 11 with clevis pin 9 Note how far threads of base actuator are screwed and two e rings 8 into chair yoke frame b Connect three actuator wires 11 Figure 4 6 to 13 While supporting seat section 7 use strap terminal block 18 and secure by tightening wrench or channel lock pliers with a soft cloth three terminal screws 12 to unscrew shaft of base actuator 10 from chair yoke frame 12 6 Install one cable clamp 9 onto base actuator cable 10 then secure both cable clamps 9 B Installation to base casting 3 with screw 8 1 Screw jam nut 1 Figure 4 7 onto threads of 7 Install switch bracket 6 on shaft of base base actuator 10 fully actuator 7 and secure with two lockwashers 5b and screws 4 2 If unit does not have two setscrews 2 apply permanent threadlocking adhesive Loctite 262 8 Secure wires to base actuator 7 with three to threads of base actuator 10 cable ties 3 While supporting seat section 7 screw new 9 Raise chair to upright position base actuator 10 into chair yoke frame 12 approximately the same distance as old base actuator used to be O Midmark Corporation 1995 SF
63. on 1995 SF 1457 Page 5 9 Printed in U S A Return To Table Of Contents SECTION V SCHEMATICS AND DIAGRAMS 220 V A C 50 Hz 1 5 AMPS SEAT BASE CAPACITOR CAPACITOR 41 53 MFD 41 53 MFD JUMPER WIRE 5 X 20 NM 1 5 ANP 015 0305 02 SLO BLO FUSES JUMPER WIRE 015 0303 00 Ka lt lt lt lt ro WHITE WHITE mm ala WHITE L Brack BLACK BLACK ORANGE JUMPER WIRE 015 0305 03 RED BUE Le wHTE WHITE GREEN PAN LIMIT SWITCH HARNESS BAIE 015 0561 00 DOWN BASE ORANGE ACTUATOR SEAT DOWN LIMIT SWITCH N C BASE FUNCTION ALL THE WAY DOWN TO 2 3 WAY UP z TRIPPED z OPEN CIRCUIT ORANGE WHITE BLACK WIRING HARNESS 002 0484 00 BASE DOWN LIMIT SWITCH N C BASE FUNCTION ALL THE WAY DOWN TO 2 3 WAY UP z TRIPPED z OPEN CIRCUIT BLACK FOOT CONTROL SEAT ACTUATOR SEAT LIMIT SWITCH N C ON SEAT ACTUATOR MA 307401 SEAT LIMIT SWITCH HARNESS SEAT FUNCTION ALL THE WAY DEA UP UNTRIPPEDZCLOSED CIRCUIT ANY OTHER POSITION TRIPPED OPEN CIRCUIT Figure 5 2 Wiring Diagram Used on Export Units with Serial Numbers V 1576 Thru Present Figure 5 2 Sheet 2 of 2 Wiring Diagram Applies To 220 VAC Export Units With Serial Numbers V 1576 Thru Present Midmark Corporation 1995 SF 1457 Rev 7 98 Page 5 4 PAN SAFETY LIMIT SWITCH N O PAN IN CLOSED
64. onent of the next component listed higher in the parts list than itself that has only one bullet 6 3 Torque Specifications and Important Assembly Notes When specific assembly torque specifications mea surements or procedures have been identified by our engineering department as required to assure proper function of the unit those torque specifications mea surements and procedures will be noted on the parts illustrations Adherence to these requirements is essential Printed in U S A Return To Table Of Contents SECTION VI PARTS LIST Pictorial Index 07600 Description Part Description 413 Lithotomy Table 11 e Seat Component e Labels and Decals 12 e Seat Actuator Upholstery 13 e Back Panel Main Frame 14 e Foot Control Armrest Assembly 15 e Location Diagram Switches and Cross Support Actuators Base Components 16 e Wiring Locations e Base Actuator 17 Wiring Schematic Domestic e Linkage Assembly 18 Export e Pan Assembly 19 Wiring Schematic Export e Footrest Assembly e e 1 2 3 4 5 6 7 8 9 0 Always Specify Model amp Serial Number O Midmark Corporation 1995 SF 1457 Page 6 2 Labels and Decals SECTION VI PARTSLIST 09300 Part Description Part No Description Serial Number 4 061 0293 00 Caution Label 053 0297 13 Nameplate 413 5 061 0174 00 Receptical Label 061 0295 00 Co
65. per Back Casting 020 0056 01 Lower Back Casting 020 0058 01 Seat Weldment 020 0058 00 L H Seat Casting 10 040 0250 66 R H Seat Casting 11 040 0250 33 R H Side Casting 12 040 0250 65 Always Specify Model amp Serial Number O Midmark Corporation 1995 SF 1457 Page 6 5 Description L H Side Casting L H Arm Casting DH Arm Casting Printed in U S A Return To Table Of Contents Main Frame Section Used on 413 Units with Serial Numbers BK 1272 Thru BK 2403 Part No Description 020 0039 03 Upper Back Casting 020 0060 00 Lower Back Casting 030 0611 00 Seat Weldment 020 0057 01 L H Seat Casting 020 0057 00 R H Seat Casting 020 0056 00 R H Side Casting V 1576 Thru V 1789 Part 020 0056 01 020 0058 01 020 0058 00 040 0250 66 040 0250 33 040 0250 65 Always Specify Model Serial Number Midmark Corporation 1995 SF 1457 Page 6 5 1 Description L H Side Casting L H Arm Casting DH Arm Casting SECTION VI PARTS LIST Printed in U S A Return To Table Of Contents SECTION VI Main Frame Section DARTSLIST 05700 Used 413 Units with Serial Numbers BK 2404 Thru Present V 1790 Thru Present FH 1000 Thru Present Part No Description Part No Description 020 0039 04 Upper Back Casting 020 0056 05 L H Side Casting Bolt on Stirrups 020 0060 01 Lower Back Casting 020 0164 00 R H Side Casting Detachable Stirrups 1 030 061 1 00 Seat
66. ram Applies To 115 VAC Domestic Units With Serial Numbers BK 1000 Thru BK 1271 O Midmark Corporation 1995 SF 1457 Rev 8 96 Page 5 1 Printed in U S A Return To Table Of Contents SECTION V SCHEMATICS AND DIAGRAMS ELECTRICAL RECEPTACLE 2 AMPS MAX RECEPTACLE WIRING GREEN YELLOW HARNESS 015 0431 00 b E JUMPER WIRE 015 0022 00 120 V A C 60 Hz 6 AMPS SEAT BASE md CAPACITOR CAPACITOR C 41 53 MFD 41 53 MFD TE PONET D LLI JUMPER WIRE e TERMINAL 015 0427 00 viv vig S BLOCK lt lt 418 WHITE d mm amm Ra Po BLACK UD ORANGE 4 f PAN LIMIT x 1 BED RED PAN EE BLUE WHITE BLACK j ware 2 O 5 Ft e WHITE be GREEN PAN LIMIT SWITCH DOWN HARNESS WEITE 015 0561 00 RED UP JUMPER WIRE ACTJATOR SEAT DOWN LIMIT SWITCH N C 015 0428 01 BASE FUNCTION ALLTHE WAY DOWN TO 2 3 WAY UP TRIPPED OPEN CIRCUIT WIRING HARNESS 002 0484 00 BASE DOWN LIMIT SWITCH N C BASE FUNCTION ALL THE WAY DOWN TO 2 3 WAY UP TRIPPED OPEN CIRCUIT ENET WHITE RED FOOT CONTROL BLUE BLACK ORANGE SEAT ACTUATOR SEAT UP LIMIT SWITCH N C ON SEAT ACTUATOR SEAT FUNCTION ALL THE WAY UP UNTRIPPED CLOSED CIRCUIT MA307400 SEAT LIMIT SWITCH HARNESS 015 0562 00 A
67. rd Tag Always Specify Model amp Serial Number O Midmark Corporation 1995 SF 1457 Page 6 3 Return To Table Of Contents SECTION Upholstery PARTS LIST 05600 Description Item Part Description Qty 002 0439 00 Upholstery Kit Includes Items 2 thru 7 1 028 0181 Upholstered Foot Rest Specify Color 1 029 1111 00 Upholstery Set Includes 042 0059 03 Joint Connector Bolt Items 2 amp 5 042 0059 05 Joint Connector Bolt 029 0647 Upholstery Set Includes 042 0059 02 Joint Connector Bolt Items 3 4 6 amp 7 053 0131 07 Velcro Tape 3 4 x 12 028 0182 Upholstered Headrest Specify Color 1 053 0131 05 Velcro 5 8 x 15 Item 12 must be 028 0105 Upholstered Upper Back Specify Color 1 cut in two pieces e e 028 0153 Upholstered Lower Back Specify Color 040 0312 19 028 0180 Upholstered Armrest Specify Color 2 053 0131 02 Velcro Tape 2 x 12 028 0179 Upholstered Seat Specify Color 029 0452 00 Paper Tear Strip Always Specify Model amp Serial Number O Midmark Corporation 1995 SF 1457 Page 6 4 Printed in U S A Part No 020 0039 03 020 0060 00 030 0496 00 020 0057 01 020 0057 00 020 0056 00 Return To Table Of Contents Main Frame Section SECTION VI PARTS LIST Used on units with Serial Number BK1000 thru BK1271 and V1000 thru V1575 Description Item Part No Up
68. s entire manual before performing services or repairs on this chair 2 Be sure you understand the instructions contained in this manual before attempting to service or repair this chair Safety Alert Symbols Throughout this manual are safety alert symbols that call attention to particular procedures These items are used as follows DANGER A DANGER is used for an imminently hazardous operating procedure practice or condition which if not correctly followed will result in loss of life or serious personal injury WARNING A WARNING is used for a potentially hazardous operating procedure practice or condition which if not correctly followed could result in loss of life or serious personal injury CAUTION A CAUTION is used for a potentially hazardous operating procedure practice or condition which if not correctly followed could result in minor or moderate injury It may also be used to alert against unsafe practices EQUIPMENT ALERT An EQUIPMENT ALERT is used for an imminently or potentially hazardous operating procedure practice or condition which if not correctly followed will or could result in serious moderate or minor damage to unit Midmark Corporation 1995 SF 1457 NOTE A NOTE is used to amplify an operating procedure practice or condition Warranty Instructions Refer to the Midmark Limited Warranty printed on the back cover of the Installation and Operation Manual
69. s given to the component in the parts illustration This allows a part number of a component to be found if the technician can visually spot the part on the illustration The technician simply finds the component in question on the illustration and notes the item number of that component Then he finds that item number in the parts list The row corresponding to the item number gives the technician the part number a description of the component and quantity of parts per subassembly Also if a part number is known the location of that component can be determined by looking for the item number of the component on the illustration The Part No column lists the MIDMARK part number for that component Midmark Corporation 1995 SF 1457 Page 6 1 The Description column provides a physical description of the component The Qty column lists the number of units of a particular component that is required for the subassembly The letters AR denote as required when quantities of a particular component cannot be determined such as adhesive Bullets in the Part No column and the Description column show the indenture level of a component If a component does not have a bullet it is a main compo nent of that illustration If a component has a bullet it is a subcomponent of the next component listed higher in the parts list than itself that does not have a bullet Likewise if a component has two bullets it is a sub comp
70. sy Refer to 11 016 0649 00 QuickRelease Plunger 2 etirrups Elsewhere 1 12 040 0375 32 2 L H Stirrup Leg Assy Refer 13 041 0500 00 Jam Nul 2 Stirrups Elsewhere 1 Always Specify Model amp Serial Number O Midmark Corporation 1995 SF 1457 Rev 6 97 Page 6 6 Printed in U S A Return To Table Of Contents Stirrups SECTION VI PARTS LIST MA308600 Used on 413 Units with Serial Numbers BK 1000 Thru BK 3050 V 1000 Thru V 1897 Part No Description 6 Part No 029 0648 00 R H Stirrup Assembly e 020 0055 04 029 0648 01 L H Stirrup Assembly e 020 0055 05 e 057 0240 00 eStirrup Leg R H Side e 042 0009 03 e 057 0240 01 Stirrup Leg L H Side Description eStirrup Casting R H Hand eStirrup Casting L H Hand eGroove Pin Always Specify Model amp Serial Number O Midmark Corporation 1995 SF 1457 Page 6 7 Printed in U S A Return To Table Of Contents SECTION VI Stirrups PARTS LIST MA308600 Used on 413 Units with Serial Numbers BK 3051 Thru Present V 1898 Thru Present FH 1000 Thru Present Part No Description Part No Description 029 1892 00 R H Stirrup Assembly 020 0055 04 eStirrup Casting R H Hand 029 1892 01 L H Stirrup Assembly 020 0055 05 eStirrup Casting L H Hand 057 0527 00 StirrupLeg 042 0009 03 eGroov
71. ter to check for proper voltage levels Base capacitor is weak or Replace suspect base Replace base capacitor blown Capacitor with known Refer to para 4 7 working base capacitor Thermal overload switch in Wait 10 to 20 minutes to base actuator motor is allow base actuator motor to activated cool Base actuator assembly is Replace suspect base Replace base actuator malfunctioning actuator assembly with assembly Refer to para known working base 4 6 actuator assembly Midmark Corporation 1995 SF 1457 Page 2 5 Printed in U S A Return To Table Of Contents SECTION Il TESTING AND TROUBLESHOOTING Table 2 1 Troubleshooting Guide Continued Chair moves fine for light Heavy patients cause Low voltage is being Check voltage at wall Correct low voltage situation patient but will not move table to malfunction supplied to chair receptacle should be wall receptacle or moves slowly for very 115 5 VAC for heavy patient domestic units and 230 10 VAC for export units Table overloaded with too Maximum weight Inform chair operator of heavy of a patient capacity of table is 300 weight limitation lbs 136 0 kg Capacitor for suspect Replace suspect Replace capacitor Refer to function is weak capacitor with known para 4 7 working capacitor Whirling or squeaking Noisy actuator Foreign matter on ball Check for foreign Clean all foreign matter off noise is heard when an screw threads and
72. the factory as follows RATING 6 AMPS 60 Hz SERIAL NO XXXXXX FOR SALES OR SERVICE CALL 1 800 XXX XXXX MADE IN THE U S A 1 Refer to Figure 1 3 to determine the location of the model number and serial number of the chair and record this data Hefer to the Parts List to determine the item numbers of the parts part numbers of the parts descriptions of the parts and quantities of parts needed and record this data Refer to para 6 1 N NOTE Ask the Purchasing Department of the company that owns the chair for this information Otherwise this information may be obtained from the dealer that sold the chair 3 Determine the installation date of the chair and BUSES record this data Figure 1 3 Model Number Serial 4 Call Midmark with the recorded information and Number Location ask for the Medical Products Technical Ser vices Department See back cover of this manual for the phone number or use the Fax Order Form See page 7 2 for Fax Order Form 1 6 Special Tools Table 1 2 lists all of the special tools needed to repair the chair how to obtain the special tools and the purpose of each special tool Table 1 2 Special Tool List Manufacturer s Manufacturer s Description of Special Tool Name Address 7 Phone Par Number Purpose of Special Tool Multimeter Multimeter Available Commercially Available Any Type Used to perform continuity and voltage checks
73. witch Re moval Installation A Removal WARNING Always disconnect the power cord from the wall outlet before removing any of the table s covers shrouds or making any repairs to prevent the possibility of electrical shock Failure to comply with these instructions could result in severe personal injury or death 1 Unplug chair power cord from wall outlet 2 Remove screw 1 Figure 4 12 lockwasher 2 and pedal 3 from foot switch bracket 4 MA317701 Figure 4 12 Typical Foot Pedal Footswitch 3 Remove two locknuts 5 screws 6 two Removal Installation insulators 7 and footswitch 8 from footswitch bracket 4 3 Ensure springs 10 are in position and have not fallen off 4 Tag and disconnect two orthree wires 9 from terminals of footswitch 8 Remove footswitch 4 Install pedal 3 on foot switch bracket 4 and secure with lockwasher 2 and screw 1 B Installation making sure pedal is mounted on pivot spacer 1 Connect two orthree wires 9 to terminals of 5 Plug chair power cord into wall outlet footswitch 8 2 Install footswitch 8 on foot switch bracket 4 and secure with two insulators 7 screws 6 and locknuts 5 O Midmark Corporation 1995 SF 1457 Rev 2 99 Page 4 13 Printed in U S A Return To Table Of Contents Midmark Corporation 1995 SF 1457 Printed in U S A Return To Table Of Contents SECTION V SCHEMATICS AND DIAGRAMS
74. xport Less Motor e 015 0018 03 Terminal 061 0135 00 Caution Label Always Specify Model amp Serial Number MidmarkCorporation 1995 SF 1457 Rev 3 00 Page 6 11 1 Printedin U S A Return To Table Of Contents SECTION VI Base Actuator PARTS LIST MA603900i Used on Units with Serial Numbers BK3548 V1992 DT1000 and FH1012 thru Present Part No Description Qty Item Part No Description 002 0437 00 Base Actuator Assembly Kit Domestic Includes Items 2 7 1 053 0198 00 ShoulderWasher 002 0438 00 Base Actuator Assembly Kit Export e 016 0662 00 _ Motor Coupler Includes Items 2 7 e 053 0834 00 Isolation Washer e Base Actuator Less Motor Not 015 1085 000 Actuator Motor Domestic Available e 015 1085 01 Actuator Motor Export e 041 0010 10 Nut Always Specify Model amp Serial Number Midmark Corporation 1995 SF 1457 Page 6 11 2 Printedin U S A Return To Table Of Contents Base and Panels Part No 020 0036 00 054 0087 00 050 1053 01 042 0010 02 016 0221 00 040 0375 00 053 0183 01 045 0001 50 016 0092 00 042 0010 01 040 0006 23 040 0006 34 015 0083 01 053 0092 00 050 1068 00 015 0718 00 SECTION VI PARTS LIST 06304 Used 413 Units with Serial Numbers BK 1000 thru BK 2512 Description DH Side Upright Sound Damp Back Back Shroud w Recepticle Washer newerunits only Magnet attached w adh

MIDMARK 413 Exam Chair Service Manual

Contents

Download Pdf Manuals

Related Search

Related Contents