Auto SureFloat™
Contents
1. GAYMAR Auto SureFloat Floatation Pressure Management with Alternating Pressure and Active Sensor Technology e REF C1000MS MES Control Unit e REF M1000S Series Mattress C Service Manual P N 11861 000 11 03 AW 5399 Before you begin Auto SureFloat Table Of Contents Section Description Page 1 0 EE A E E E een entre 2 2 0 SVMDOIS EE EA E E E A iii 2 3 0 Safety Precautions 2 4 0 Deschiptll n au ns eek aa 3 5 0 Operator Control Panel 4 6 0 Rear and Side Panel Features 5 7 0 Cleaning sua ea ro ac 6 8 0 Routine Maintenance 6 9 0 Functional Check and Safety Inspection 7 10 0 Function Testing the M1000S Mattress 9 11 0 Inspection Forms each 10 12 0 Troubleshooting 11 13 0 Callbral ir uuu D iii 16 14 0 Repair Replacement Procedures 17 15 0 Replacement Parts Lists 19 16 0 Specifications Control Unit 23 Before you begin A Important Review the SAFETY PRECAUTIONS in sect2. Manual Float and Manual A P 6 FIRM increases inflation level of the bed while in manual mode only Pressing once will increase the 3 1 AUTO MODE Sensor cord from M1000S setting by one comfort level setting 2 5mmHg mattress must be connected to control unit Pressing and holding will rapidly change the setting Mattress will automatically inflate to optimal level based on information received from active sensors f wa INFLATE nn ur Tie He in mattress The indicator adjacent to the icon will es om 2 lt e s ka rau light while automatic mode is active serie el ate mode is active After 30 minutes max inflate mode Note Connecting the mattress sensor cord while will cancel the unit is not in automatic mode will cause the 8 LOCKOUT activates or cancels lockout mode Control Unit to enter automatic mode immediately Press and hold for three seconds to activate or cancel mode The indicator adjacent to the button If Sensor cord from mattress becomes disconnected will light while lockout is active In lockout mode from control unit while in Auto mode alarm will only the MAX INFLATE button is operational All sound other buttons are temporarily inactive 3 2 MANUAL MODE Mattress inflation level user 9 ALARM SILENCE silences indefinitely the audible determined by Comfort Adjust setting The alarm indicator adjacent to the icon will light while manual 10 POWER FAIL INDICATOR flashes when power mode is
3. Display PC Board Assembly 1 2 3 Open unit by removing the four screws holding the front and rear enclosures together Disconnect ribbon cable from J1 Remove 5 nuts securing pc bd assembly to front enclosure and extract pc bd Installing the replacement 1 2 3 Place the new pc bd over mounting studs and secure with mating nuts Re attach ribbon cable with ribbon pointing away from front enclosure Close and secure enclosure 18 Replacement Parts List Control Unit 15 0 Replacement Parts List Control Unit Control Unit Service Manual Auto SureFloat I w No Description C1000MS C1000MES 1 Main Control Bd 11754 000 11754 000 2 Display Bd 11753 000 11753 000 3 DC Power Supply 91565 000 91565 000 4 Solenoid Valve Assembly 11479 001 11479 001 5 Sensor Jack Assembly 11782 000 11782 000 6 Pump 10325 10325 7 Ribbon Cable Assembly 10364 18 10364 18 8 Ferrite Core Flat ribbon cable 91390 021 91390 021 8A Pump wires 91390 005 91390 005 8B DC Supply wires 91390 004 91390 004 8C AC power wires 91390 004 91390 004 8D Sensor Jack wires 91390 012 91390 012 9 Front housing 20213 20213 10 Rear housing 11777 000 11777 002 11 Screws for enclosure 10363 4 10363 4 12 Operator Control Pa
4. a single extra large load capacity washing machine When wash cycle is complete remove promptly from machine and ensure all excess water is drained from load Place dryer on LOWEST heat setting or AIR FLUFF if available until dry Verify top sheet is completely dry before placing under patient If individual air cells of mattress become soiled clean and disinfect as described above or simply replace air cell with a clean replacement Single air cell replacement can be successfully achieved with patient remaining on the mattress Air cells which do not contain active sensors can also be laundered A plug is available from Gaymar to prevent water from getting inside these during laundering P N 30287 Do not launder the red colored Active Sensor Technology air cells of the M1000S mattress Damage may result 8 0 Routine Maintenance 8 1 Visual Check for Physical Damage Visually check the unit for physical damage Specifically inspect the power cord power inlet connector mattress sensor cord input jack bed hooks air outlet connectors and their O rings Repair or replace any broken or missing items Service Manual Functional Check and Safety Inspection Control Unit Auto SureFloat 9 0 Functional Check and Safety Inspection To assure optimum performance dependability and safety the following should be performed annually or more frequently if desired e Repairs should be performed only by qualified medical equipment service p
5. active 3 3 FLOAT MODE all cells within mattress will be uniformly inflated when this icon is illuminated 3 4 AP MODE Alternating Pressure Adjacent cells within mattress will be alternately inflated and deflated in this mode The indicator adjacent to the icon will light while AP mode is active Note AP mode is temporarily suspended in max inflate mode supplied from line cord is interrupted while the Control Unit is operating To avoid an inadvertent power fail alarm place the unit in STANDBY mode before disconnecting power from Control Unit Alarm Conditions Features 5 2 Alarm Conditions Service Manual Auto SureFloat 5 2 1 Unit will alarm for any of the following conditions 1 If device is unplugged while in the RUN mode an alarm will sound for up to 20 minutes To correct problem re attach power and put unit into Standby mode then unplug 2 If Active Sensor cord is unplugged while in the Auto Mode an alarm will sound indefinitely To correct problem place unit in Manual mode or re attach Active Sensor cord 3 If device has been running for 30 minutes and proper inflation level cannot be attained an alarm will sound indefinitely To correct problem check for disconnected or damaged air cells or disconnected hose 6 0 Rear and Side Panel Features Figure 2 C1000MES C1000MS Hangers for attaching to footboard or side rails on hospital bed AIR OUTLET CONNECTORS MATTRESS SENSOR CORD INPUT JAC
6. bd If present suspect damaged or dirty solenoid valves Clean or replace solenoid assy p n 11479 001 If pump turns on yet mattress fails to inflate check for a disconnect between each air cell and manifold assy within mattress or damage to an air cell or hose Reconnect or replace as necessary 12 2 3 Pump does not turn off 1 First check for a disconnect between each air cell and manifold assy within mattress or damage to an air cell or hose Reconnect or replace as necessary Open unit by removing the four screws holding the front and rear enclosures together Check for disconnected or pinched air lines Reconnect or repair as necessary If all of the above items check out OK replace Control Bd 12 2 4 A P Mode not functioning properly Open unit by removing the four screws holding the front and rear enclosures together Refer to Section 9 4 of Function Test If unit fails function test first check for disconnected or pinched air lines within control unit Reconnect or repair as necessary 12 2 5 Unit not responding to Active Sensors 1 2 3 Check to make certain sensor cable assembly is plugged into control unit If connected perform function test per section 9 3 and 10 1 If device fails function test open unit by removing four screws holding the front and rear enclosures together Check electrical connections on Sensor Jack assembly per Figure 8 If connections look OK disconnect the 3 pin connector J5 from the
7. static control device grounding strap when inside the unit to event electrostatic discharge 14 1 Replacing the Pump Removing the pump 1 2 3 4 5 6 7 8 9 1 0 Open unit by removing the four screws holding the front and rear enclosures together Remove the Sensor jack assembly from the rear housing Loosen and remove the two 1 8 hex screws that anchor the base to the rear housing Loosen and remove the two 3 8 ground nuts and disconnect all 4 ground wires Cut wire tie on output hose of pump and disconnect output tubing Remove screw securing ferrite ring clamp to solenoid assembly Disconnect wires from J1 on main control bd refer to figure 7 below Remove ferrite ring from wires and save Carefully lift base to gain access to the 4 cross recess screws securing the pump to the rear housing Remove 4 screws securing pump 1 Insert screwdriver and push up Figure 7 _ 1 2 Remove wire Terminal block Installing the replacement 1 2 3 Loop wires from pump through ferrite ring 3X and leave approximately 4 of wire between pump and ferrite ring Attach new pump to rear housing using 4 cross recess screws Secure base to rear housing Note when securing ground lug make certain to use one nut to secure base next place a lockwasher over stud then attach the 4 ground wires and finally the last ground nut Attach wires to J1 on main control bd per wiring diagram figure 8 Secure fer
8. 0MES Enclosure Dimensions 10 x 12 x 4 1 2 25 cm x 30 cm x 11 cm Weight 9 5 pounds 4 3 kg Power Cord Detachable 14 18 AWG minimum with ground wire Overcurrent Protection Primary 2 5A 250V T Input 120 230 VAC 50 60Hz 120V 0 44A 230V 0 33A Operating Ambient Temperature Range 60 to 85 F 16 to 29 C Classification Class grounded equipment not suitable for use in the presence of a flammable anesthetic mixture with air or with oxygen or nitrous oxide Type BF equipment UL2601 1 CSA C22 2 NO 601 1 M90 EN 60601 1 Continuous operation Electromagnetic Compatibility Meets EN60601 1 2 2001 CISPR 11 Classified as Class B Group 1 ISM equipment 23 GAYMAR 10 Centre Dr Orchard Park New York 14127 2295 Phone 1 800 828 7341 716 662 2551 Authorized CE representative Europe INVATECH GmbH amp Co Wandsbeker K nigstra e 27 29 D 22041 Hamburg Germany 24
9. K uses feedback from M1000S mattress with Active Sensor Technology for Automatic Mode operation MODEL SERIALNUMBER IDENTIFICATION BARCODE LABEL must not be removed from the unit The model and serial number information is needed to arrange for returns to the factory ACCESS HOLE for measuring ground line resistance Service Manual Cleaning Routine Maintenance Auto SureFloat 7 0 Cleaning Disconnect the AC power cord from the wall outlet before attempting to clean the control unit Do not heat or steam autoclave any component of the system 1 0 2 0 3 0 4 0 5 0 To clean use soap water and a clean cloth to wipe down the control unit power cord hoses and mattress or overlay Do not use abrasive cleaners on the mattress Wipe dry with a clean dry cloth Note Blood and other body fluids must be thoroughly cleaned from all surfaces before applying disinfectants Apply any FDA approved disinfectant to the external surfaces of the control unit hoses and mattress or overlay Allow to completely dry The solution contact time is what makes disinfection effective Wipe down the mattress or overlay with a clean dry cloth to remove any excess disinfectant Top sheets of mattress may also be laundered between patient uses or as required to maintain good patient hygiene Fill the washing machine with warm water 70 140 F or 21 60 C Add one cup of laundry detergent Place no more than four top sheets in
10. cal Safety Perform electrical safety testing using a current leakage ground resistance tester 1 Current leakage values should not exceed 300 uAmps for 120V units or 500 uAmps for 230V units 2 The line resistance between the ground pin on the power plug and its internal connection should be less than 0 5 ohms A hole has been provided in the back of the unit to allow access to the internal connection for this measurement See Figure 2 If any of the tests outlined above were not satisfactory the control unit should not be put into service Refer to the calibration and or troubleshooting sections of this manual for assistance in determining repairing the problem 10 0 Function Testing M1000S Mattress Required Tools e C1000MS or C1000MES control unit e ohmmeter or continuity tester Setup 1 Connect the mattress to the control unit Do not connect the mattress sensor cord of the mattress to the control unit 2 Operate the control unit in the Manual Float mode to inflate the mattress 3 Allow mattress to fully inflate then connect one lead of the ohmmeter or continuity tester to each of the two metal end sections of the mattress sensor cord s phono plug Figure 4 ne mo O Mattress sensor Connect cord phono plug here 10 1 Sensor Function 1 Press down on the first of the 4 red Active Sensor Technology air cells so that the top surface of the cell contacts the bottom of the cell Insure that the measuring de
11. epeat Once the mattress has been adjusted to the proper pressure press the Mode key to conclude calibration of Zone A and store the values The controller will immediately commence calibration of Zone B The A P indicator should turn off and the Manual indicator should light NOTE pressing the On Standby button at any time during this procedure will result in exit from the cal procedure without storing new values Re connect the gauge to an immediately adjacent cell within the mattress and allow unit to fill Zone B to 15mmHg Again check the gauge pressure and make adjustments per step 4 as necessary to achieve 15mmHg in Zone B Press the Mode button again to conclude calibration of Zone B and store these values The unit will automatically go into Standby mode Before resuming operation remove power to unit by unplugging This will conclude the calibration process 16 Service Manual Repair Replacement Procedures Auto SureFloat 14 0 Repair Replacement Procedures e Repairs should be performed only by qualified medical equipment service personnel in accordance with this Service manual Otherwise damage to the Auto SureFloat system and improper therapy may result e Always perform the Functional Check and Safety Inspection after making repairs and before returning the unit to patient use The PC boards within the control unit contain electronic components that are highly sensitive to static discharge Wear a
12. ersonnel in accordance with this Service manual Otherwise damage to the Auto SureFloat system and improper therapy may result e Always perform the Functional Check and Safety Inspection after making repairs and before returning the unit to patient use Inspection Form An Inspection Form Section 11 is provided to facilitate and document the inspection process Equipment or tools required Current Leakage Ground Resistance Tester Pressure Measurement Equipment Test Equipment Set 1 Part Number Adaptor Refer to Figure 3 11668 000 Manometer pressure gauge 0 100 mmHg range Refer to Figure 3 10392 Mattress M1000 or M1000S Series Automatic Mode Test Equipment Mattress Sensor Test Cable 20232 001 Or Mattress M1000S series Figure 3 Test Equipment Set 1 Manometer Using M1000 Series Mattress e Connect pressure gauge in series between the manifold and a blue air cell in the center of the mattress Using M1000S Mattress with Active Sensor Technology Cells e Connect pressure gauge in series between the manifold and the blue air cell adjacent to the red Active Technology cells but the one closest to the hose end of the mattress Adaptor Service Manual Function Testing M1000S Mattress Auto SureFloat Test Conditions The following tests should be performed in a 70 F 21 C room ambient Test Setup Attach an M1000 or M1000S Series mattress and gauge and adaptor from Test Equipment Set 1 per F
13. igure 3 to the control unit Select Manual Mode with a comfort setting of 5 half of the LED lights illuminated It should take approximately 10 15 minutes to fill Do not connect the mattress sensor cord of the M1000S Mattress or the Mattress Sensor Test Cable to the unit s input jack at this time 9 1 Manual Mode 1 With the unit operating in the Manual mode press the Firm button until all the LED bars are lit on the COMFORT CONTROL INDICATOR When pump turns off verify the test manometer s reads 30 4 mmHg 9 2 MAX INFLATE 1 Press the MAX INFLATE button When pump turns off manometer should indicate pressure 2 5mmHg greater than that measured in previous step 9 3 AP Mode 1 Select Manual AP Mode with a comfort setting of 5 half of the LED lights illuminated 2 Allow unit to run until pump turns off and venting is complete Record pressure in this zone 3 Within 2 minutes pressure will cycle in the zone you are measuring Again allow pump to turn off and wait for unit to complete venting then record pressure 4 The difference in pressure from step 3 to step 4 should be 8mmHg 2mmHg 9 4 Automatic Mode Must use M1000S series mattress or Mattress Sensor Test Cable 1 Connect the mattress sensor cord of the M1000S Mattress or the Mattress Sensor Test Cable to the jack on the right side panel of the control unit This should cause the unit to enter Automatic mode by itself If using the Mattress Sensor Te
14. in active sensors for detecting patient flotation level Covering the entire Mattress assembly is a low friction low shear producing vapor permeable nylon Top Sheet The Top Sheet surface creates a membrane impermeable to liquids air and bacteria though still permeable to water vapor Quilted onto the base of the Mattress Top Sheet is a spun bonded polyester fiberfill that exhibits less frictional resistance to nylon than that of the patients skin When the patient moves the Top Sheet tends to move relative to the air cells rather than relative to the patient minimizing shearing effects Additionally the quilting acts to provide a diffusion layer by which the water vapor can be drawn away from the patient resulting in more efficient evaporation and subsequent reduced skin maceration Service Manual Operator Control Panel Auto SureFloat 5 0 Operator Control Panel Figure 1 4 6 F 7 5 foto SureFloat with Activ Sensor Technology i 1 ON STANDBY switches Control Unit between On 4 SOFT decreases the inflation level ofthe bed and STANDBY modes while Control Unit is in manual mode only Pressing na I once will decrease the setting by one comfort level POWER INDICATOR LED indicates AC power is f present to the Control Unit Pressing and holding will rapidly change the setting MFORT CON i MODE SELECT Press repeatedly to toggle through s e ae displays the operating modes Auto Float Auto A P
15. ion 5 0 of this Service Manual prior to performing service Only qualified medical service personnel should attempt to repair this device If you have any questions please contact Gaymar s technical service department International Customers Direct 716 662 8636 Fax 716 662 0730 Domestic Customers Toll Free 800 828 7341 extension 739 Fax 716 662 8795 Service Manual Warranty Symbols Safety Precautions Auto SureFloat 1 0 Warranty The Control Unit is warranted free of defects in material and workmanship for a period of two 2 years The Mattress and Overlay are warranted free of defects in material and workmanship each for a period of one 1 year The Control Unit Mattress and Overlay are warranted under the terms and conditions of the Gaymar warranty in place at the time of purchase A copy of the warranty is available upon request Gaymar disclaims all implied warranties including but not limited to the implied warranties of merchantability and of fitness for a particular purpose Control Units may be returned to the factory for servicing Contact Gaymar Technical Service for return authorization prior to return Please contact Gaymar Customer Service if you have warranty questions Direct 716 662 2551 extension 739 Toll Free 800 828 7341 2 0 Symbols A Attention consult accompanying documents Type BF equipment Dangerous voltage Protective earth A 3 0 Safety Precautions Risk of elect
16. lamp 20045 amp 20046 amp 10116 13 Base 30065 30065 32 30065 39 30065 42 30065 48 30065 54 30065 60 11716 32 M1000SE 32 only 14 Foam 20001 specify width 15 Foam cover 30065 30065 30065 30065 30065 30065 30065 FC FC32 FC39 FC42 FC48 FC54 FC60 16 Label 12073 contact Gaymar for private labeled components mattress size is part of the model number which can be found inside mattress or on law label contact Gaymar for part number of replacement in the M1000SE 32 mattress 20 LZ weibeig uon5o uuoSo5 S3W SNIW000Ld e d Buryjoeq pq Aejdsip ol SS JHEN S 9l9S SOOOLW Josu s Bulwoyog usb ZH 09 0S OWA Ovc OlL jeojjaing ojny jenueyy 891A1aS 29 GD 2 2 yaucz ER uo pIojueyy plousjog AOSZ VS Z L Z sasn4 NUM urn szos bez poy r sr er yoelg a 4 8109 4 119 pg Od 04 U0D ran yoe q zl o A ddns 1 mod OG OV pr Ir Su poy L cr A an ey S 1OO SU11O 4 So P S bi N Ir OWACL dwnd Ay xe ano pg Od Ae ds a yBnoiy doo g ainbi4 weibeig uonsauuog Service Manual Pneumatic connections Auto SureFloat Pneumatic profile Figure 9 o Solenoid Assy Output to Mattress Pump Assy 22 16 0 Specifications Control Unit C100
17. main control bd Insert small leads such as those found on 1 8 watt resistors into end of connector at pins 1 amp 3 white and black Measure continuity between pins 1 amp 3 With no cord plugged into sensor jack assy there should be 0 ohms resistance 14 Service Manual Troubleshooting Auto SureFloat 8 10 11 12 13 If connection is open replace sensor jack assy If OK connect mattress sensor test cable 20232 001 to sensor jack assy With the ends of the test cable not jumpered together there should be no continuity open between pins 1 amp 3 Now check continuity between pins 2 amp 3 With the ends of the test cable not jumpered together there should be no continuity open Electrically jumper the ends of the test cable together There should be continuity between pins 2 amp 3 If not replace sensor jack assy If everything checks out and unit will still not pass section 9 3 of function test replace main control bd 15 Service Manual Calibration Auto SureFloat 13 0 Calibration The calibration procedure should only be performed if the unit does not pass the Function Test of Section 9 0 Calibration should be performed in a 70 F 21 C room ambient Note The calibration target numbers are different than the nominal verification values 1 Attach an M1000 or M1000S Series mattress and gauge and adaptor from Test Equipment Set 1 per Figure 3 to the control unit and allow the sys
18. nel Label not shown 12070 000 12070 000 13 Logo Label not shown 12070 000 12070 000 14 Bed hook 2 per unit not shown 30297 30297 IT 15 Air outlet fittings 10044 Male 10037 Male 2 10045 Female 16 Power Entry Filter 91368 005 91368 005 17 Backing Plate 11726 000 11726 000 18 Air Tubing 5 32ID 10140 5 32ID 10140 Y ID 10178 Y ID 10178 19 CPR Label 50041 50041 USA PC008 Continental Europe PC001 United P Cord b PC005 ua Kingdom PC002 Australia PC003 Switzerland PC004 Italy PC005 Denmark PC006 Israel PC007 19 Service Manual Replacement Parts List Control Unit Auto SureFloat 15 1 Replacement Parts List Mattress Manifold Assembly Mattress Mattress Size No Description M1000S M1000SE M1000S 39 M1000S 42 M1000S 48 M1000S 54 M1000S 60 32 1 Top sheet 30006 XXX size or logo dependant 2 Air cell 30005 30005 32 30005 39 30005 42 30005 48 30005 54 30005 60 3 Active Sensor Technology 30310 30310 32 30310 39 30310 42 30310 48 30310 54 30310 60 cell assembly M1000S mattresses only 4 Manifold assy includes 11815 000 M1000S 11888 000 M1000SE 32 only items 5 12 16 5 Manifold tubing 10035 by the foot 6 Manifold 11887 000 7 Quick Connect female 10044 000 8 Quick Connect male 10045 000 9 Hose adaptor 11813 000 10 Hose Sleeve 30159 11 Quick Connect female 10057 2 12 C
19. old On Standby switch The 5 0 VDC at pin 4 should drop to OVDC until the switch is released If not check ribbon cable connection from J2 on Main control bd to J1 on Display bd L4 If ribbon cable is connected per figure 6 and voltage does not drop as indicated replace Display bd If all ofthe above tests were successful and there still is no indication of power on the display panel replace control bd Figure 6 Display Bd Main Control Bd 3 DC Power Supply 13 Service Manual Troubleshooting Auto SureFloat 12 2 2 Mattress will not inflate but Operator Control Panel Appears Functional 1 Open unit by removing the four screws holding the front and rear enclosures together Risk of electric shock when parts are electrified Insure the control unit is ON in Manual Float mode Does pump run If so proceed to step 4 If not test for voltage of greater than 10 VAC at the J1 connector on the control PC board pins 1 amp 2 See Figure 6 L5 If proper signal is present and pump does not turn on replace pump assy p n 10325 If proper signal is not present replace Control PC bd p n 11754 000 Disconnect mattress from Control unit With pump running hold hand adjacent to hose connections on side of unit Is there any air flow If so proceed to step 5 If not measure DC voltage at J3 across pins 3 4 and pins 7 8 If 12VDC is not present replace Control PC
20. r means of inflation to test the mattress 12 1 Troubleshooting M1000S Series Mattress Failure of the Active Sensor Technology Cells which are specific to the M1000S mattress requires replacement of the entire cell assembly See Section 10 0 for evaluation of proper functioning of these cells Aside from the Active Sensor Technology Cells specific to the M1000S Mattress potential problems with the M1000 Series mattress could include unintended leaks in the system disconnected cells and kinked or twisted hoses or manifold Troubleshooting these requires only the use of a good control unit or other device to inflate the mattress Leaks in Mattress Manifold or hoses Unintended leaks can be felt and heard without the use of any special equipment There should be no detectable air escaping from any portion of the system Punctures or tears in any of the components should be addressed by replacement of that component Disconnected Cells Disconnected cells should be reconnected Occasionally the white quick connect fittings can come out of the red orange nipples in either the cells or the manifold and should be re inserted with a liberal amount of cyanoacrylate Super glue gel adhesive on the barbs Wipe off any excess after insertion Kinks Twists in Manifold Kinked or twisted manifolds and hoses will restrict airflow Re arrange components if kinks or twists are found 11 Service Manual Troubleshooting Auto SureFloat 12 2 Trouble
21. ric shock Refer servicing to qualified service personnel Repairs should be performed only by qualified medical equipment service personnel in accordance with this Service manual Otherwise damage to the Auto SureFloat system and improper therapy may result For grounding reliability plug only into a properly grounded outlet Service Manual Description Auto SureFloat 4 0 Description The Auto SureFloat System is a portable air flotation system with on demand alternating low pressure treatment designed to provide benefit to patients suffering from or at risk of developing pressure ulcers The system consisting of a Control Unit and Air Flotation Mattress with it s Top Sheet is designed to provide pressure management and patient comfort The Control Unit inflates and maintains the Mattress to user selected settings and can also provide on demand alternating low pressure treatment if desired Used with the M1000S mattress featuring Active Sensor Technology the system automatically adjusts the Mattress to the optimal fill level ensuring complete flotation pressure management Mattress The Mattress base consists of twenty transverse air cells constructed of a low shear nylon Each of the individual cells is a minimum of eight inches tall inflated height and spatially oriented above a two inch convoluted foam base The M1000S Mattress utilizes 4 specialized air cells in the center region of the Mattress which conta
22. rite clamp to solenoid assembly 17 Service Manual Repair Replacement Procedures Auto SureFloat 6 Reattach hose to output of pump and secure with wire tie 7 Re attach sensor jack assembly 8 Close and secure enclosure 14 2 Replacing the Control PC Board Assembly in Rear Enclosure Replacing the Control PC board assembly will require re calibration of the unit per section 13 Removing the Control PC Board Assembly Q pro a a Open unit by removing the four screws holding the front and rear enclosures together Disconnect the 2 wire connectors J4 and J2 from the PC board Disconnect the individual wires from terminal blocks at J1 J3 and J5 Remove tubing from pressure transducers on pc bd Remove 4 screws securing pc bd to base of rear enclosure and remove pc bd Installing the replacement 6 7 Place the new PC board on the mounting standoffs Secure board to the standoffs with four screws Reconnect the 2 wire connectors to the PC board When re attaching the ribbon cable at J2 make certain ribbon cable is pointing down toward pump Re connect individual wires to terminal blocks following connection diagram figure 8 Re connect tubing to pressure transducers The shorter of the two lengths of tube gets connected to PS1 and the longer length to PS2 Close and secure enclosure Unit must now be calibrated per section 13 0 above 14 3 Replacing the Display PC Board Assembly in Front Enclosure Removing the
23. shooting the Controller Figure 5 Suspected control unit malfunction Do any ofthe Does lights on the i d N gt unit respon N F operator control panel a Section to Active Sensors Ben to Section illuminate a correctly es Y Does N Refer to Section 12 2 2 Mattress inflate Does unit turn off when mattress is properly inflated N Refer to Section 12 2 3 Does Alternating Pressure function properly N Refer to Section 12 2 4 12 Service Manual Troubleshooting Auto SureFloat 12 2 1 Control Unit Appears Dead No Indication of Power in Lights of Operator Control Panel Open unit by removing the four screws holding the front and rear enclosures together 1 Risk of electric shock when parts are electrified Apply power and test for mains voltage 120 VAC 230 VAC at input to AC DC power supply black and white wires on 5 pin connector See L1 in Figure 6 If appropriate line voltage is present continue to step 3 If no voltage is present check power supply or wall outlet and check for loose terminals on supply lines from power entry module Test for 12VDC at output of AC DC power supply red and black wires on 4 pin connector See L2 in Figure 6 If voltage is present continue to step 4 If no voltage is present replace AC DC power supply Measure DC voltage at U7 pin 4 L3 There should be 5 0 VDC If not replace Control Bd Press and h
24. st Cable e Electrically jumper the wire ends of the Test Cable together This simulates a bottomed patient Insure that the control unit responds by eventually lighting all the LED bars on the COMFORT CONTROL INDICATOR This may take approximately 2 3 minutes to occur e Disconnect the jumper from the Test Cable This simulates a lofted patient Insure that the control unit responds by eventually turning off all the LED bars except the bottom one This may take approximately 3 4 minutes to occur If using the M1000SMattress e On any one of the 4 red Active Sensor Technology cells press down so that the top surface of the cell contacts the bottom of the cell Insure that the control unit responds by eventually lighting all the LED bars on the COMFORT CONTROL INDICATOR This may take approximately 2 3 minutes to occur e Release hand pressure on the Active Sensor Technology cell Insure that the control unit responds by eventually turning off all the LED bars except the bottom one This may take 3 4 minutes to occur Service Manual Function Testing M1000S Mattress Auto SureFloat Note If the unit doesn t respond properly suspect either a mattress failure or a control unit failure Rule out the mattress failure by performing the M1000S Mattress Function Test of Section 10 0 2 Press the AUTO button to exit the Automatic mode Disconnect the mattress sensor cord or the Mattress Sensor Test Cable from the unit 9 5 Electri
25. tem to operate for at least 15 minutes in Manual Float mode with one half 5 of the LED lights on the COMFORT CONTROL INDICATOR lit to allow the system to come to stable operating temperatures The gauge and adaptor should be in series with the first air cell from the foot end in the mattress The M1000S Series mattress is broken up into two distinct zones to facilitate A P operation Zones A and B Each zone is calibrated individually Enter the control unit s calibration mode by pressing and holding for approximately 3 seconds the Alarm Silence and Lockout buttons WHILE plugging the control unit into the wall outlet you must continue to hold the buttons until the unit beeps After releasing the buttons the unit will display 5 LED lights on the COMFORT CONTROL INDICATOR while alternately flashing the On Standby and Lock lights The A P light will also be illuminated indicating that the unit is ready for calibration information for Zone A The control unit will attempt to fill both Zones to 15mmHg Allow control unit to fill mattress until pump turns off Check the gauge It should read 15mmHg If not repeatedly pressing the Soft or Firm buttons will increment the pressure in 0 5mmHg increments example measurements indicate internal mattress pressure of 18 mmHg press soft button 6X to correct If after making the necessary adjustments there is no change in pressure reconnect the gauge to the adjacent cell in the mattress and r
26. vice indicates continuity or zero resistance in this scenario 2 Release hand pressure on the Active Sensor Technology cell Insure that the measuring device now reads no continuity or infinite resistance 3 Repeat steps 1 and 2 on all four of the Active Sensor Technology cells Inspection Form 11 0 Inspection Form Service Manual Auto SureFloat C1000MS MES Series Control Unit Serial Number Item Requirements Results 8 1 Physical Inspection Yes No OK 9 1 Manual Mode All LED bars lighted 30 4 mmHg Yes No mmHg 9 2 MAX INFLATE 2 5mmHg gt step 9 1 Yes No mmHg 9 3 Automatic Mode Controller lights all LED bars during patient Yes No bottoming simulation Controller lights one LED bar during patient Yes No lofted simulation 9 4 AP Mode Alternates every 2 minutes 30 seconds Yes No Internal mattress pressure difference in A P Yes No mmHg cycle 8 mmHg 2 9 5 Electrical Safety Current Leakage less than or equal to 300uA for 120V unit Yes No uA less than or equal to 500UA for 230V unit Yes No uA Ground Resistance lt 0 5 ohms Yes No 10 Service Manual Troubleshooting Auto SureFloat 12 0 Troubleshooting In general it is best to approach a problem or malfunction by first determining if the problem is due to either the mattress or the control unit In other words test each independently first Use a known good control unit or any othe
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