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Hill-Rom CareAssist P1170, Service Manual

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Hill-Rom CareAssist P1170 Service Manual Download Page 89

4.3  Power Supply

Chapter 4: Removal, Replacement, and Adjustment Procedures

CareAssist™ Bed Service Manual (man330)

Page 4 - 9

4

4.3

Power Supply

Tools required:

13 mm socket
Ratchet 
Extension, 6"

Removal

1. Set the brakes.

2. Raise the head section to the high position.

SHOCK HAZARD:

Unplug the unit from its power source. Failure to do so could result in 
personal injury or equipment damage.

3. Unplug the unit from its power source. Let the unit to sit for 60 seconds for 

the battery to time out.

4. Remove the two screws (A) and washers (B) securing the cover (C) to the 

power supply (D) (see figure 4-3 on page 4-9).

Figure 4-3.  Power Supply

Summary of Contents for CareAssist P1170

Page 1: ...SERVICE MANUAL CareAssist Bed From Hill Rom Product No P1170 For Parts or Technical Assistance man330 USA 800 445 3720 Canada 800 267 2337 International Contact your distributor ...

Page 2: ......

Page 3: ...CareAssist Bed Service Manual man330 Page i CareAssist Bed Service Manual Revisions man330 Revision Letter Pages Affected Date Original Issue December 2003 ...

Page 4: ...Hill Rom Services Inc CSA is a registered trademark of Canadian Standards Association Inc Dining Chair is a trademark of Hill Rom Services Inc FullChair is a registered trademark of Hill Rom Services Inc Hill Rom is a registered trademark of Hill Rom Services Inc Line of Site is a registered trademark of Hill Rom Services Inc Loctite is a registered trademark of Loctite Corporation PLEUR EVAC is a...

Page 5: ... bill of sale to the original purchaser Hill Rom makes no other warranty express or implied and in particular makes no warranty of merchantability or fitness for a particular purpose Additional copies of this manual can be obtained from Hill Rom To order additional copies of this manual call 800 445 3720 and place a parts order for part number man330 ...

Page 6: ...Revisions Page iv CareAssist Bed Service Manual man330 NOTES ...

Page 7: ...st 1 2 Chapter 6 General Procedures 1 2 Chapter 7 Accessories 1 2 Document Symbol Definition 1 3 Standard Features 1 4 Emergency CPR Controls 1 4 Caregiver Siderail Controls 1 4 Enable Control 1 4 Lockout Control 1 5 Bed Up Down Control 1 6 Head Up Down Control 1 6 Automatic Contour Feature 1 7 Knee Up Down Control 1 7 Trendelenburg and Reverse Trendelenburg Controls 1 8 Bed Flat Control 1 9 Dinin...

Page 8: ...Controls Optional 1 18 Nurse Call Control Optional 1 18 Room Light Control Optional 1 18 Reading Light Control Optional 1 18 Volume Control Optional 1 19 Channel Control Optional 1 19 Music Control Optional 1 19 Television Control Optional 1 19 Physical Description 1 20 Model Identification 1 25 Safety Tips 1 26 Warning and Caution Labels 1 28 Chapter 2 Troubleshooting Procedures Getting Started 2...

Page 9: ...unction 2 24 Braking Malfunction 2 25 Steering Malfunction 2 26 Chapter 3 Theory of Operation Introduction 3 1 Mechanical System 3 2 Retractable Head Section 3 2 Emergency CPR Release 3 2 Extendable Foot Section 3 2 Hilow System 3 2 Casters 3 3 Braking 3 3 Steering 3 3 Head and Footboards 3 3 Electrical System 3 4 Power Supply Unit Characteristics 3 5 Power Stage 3 5 Function Control 3 6 Battery C...

Page 10: ...gram 3 10 Chapter 4 Removal Replacement and Adjustment Procedures Tool and Supply Requirements 4 1 Sleep Deck 4 3 Removal 4 3 Replacement 4 5 AC Power Cord 4 6 Removal 4 6 Replacement 4 6 Power Supply 4 9 Removal 4 9 Replacement 4 11 Battery 4 12 Removal 4 12 Replacement 4 13 Head Section Motor 4 15 Removal 4 15 Replacement 4 17 CPR Cable 4 18 Removal 4 18 Replacement 4 20 Adjustment 4 20 Knee Sec...

Page 11: ...witch 4 34 Removal 4 34 Replacement 4 34 Brake Steer Bar 4 36 Removal 4 36 Replacement 4 38 Caster 4 40 Removal 4 40 Replacement 4 41 SideCom Communication System P C Board 4 43 Removal 4 43 Replacement 4 44 Interface P C Board 4 45 Removal 4 45 Replacement 4 46 Fuses 4 47 Removal 4 47 Replacement 4 47 Siderail Control P C Board 4 49 Removal 4 49 Replacement 4 50 Patient Pendant 4 52 Removal 4 52 ...

Page 12: ...nges 5 3 Out of Warranty Exchanges 5 3 Warranty 5 4 Recommended Spare Parts 5 6 Base Frame 5 8 Articulating Frame 5 12 Foot Extension 5 16 Head Siderail 5 18 Foot Siderail 5 22 Footboard and Headboard 5 24 Plastic Sleep Deck 5 25 Motor Control Box 5 26 CPR Cables 5 28 Control Cables 5 30 Interface Control Box 5 32 Chapter 6 General Procedures Cleaning and Care 6 1 General Cleaning 6 1 Steam Cleani...

Page 13: ...hedule 6 5 Preventive Maintenance Checklist 6 10 Chapter 7 Accessories Accessories 7 1 Infusion Support System P158 7 2 Installation 7 2 Oxygen Tank Holder P27601 7 3 Installation 7 3 Removal 7 3 Standard IV Pole P2217 7 4 Installation 7 4 Removal 7 4 Mattress Pad Extender P734EA1 7 5 Installation 7 5 Removal 7 5 Mattress P731EA3 7 6 Installation 7 6 Removal 7 6 ...

Page 14: ...Page xii CareAssist Bed Service Manual man330 NOTES ...

Page 15: ...n severe injury to people and serious damage to equipment Organization This manual contains seven chapters Chapter 1 Introduction In addition to a brief description of this service manual chapter 1 also provides a product overview Chapter 2 Troubleshooting Procedures Repair analysis procedures are contained in this chapter Use these procedures to gather information identify the maintenance need an...

Page 16: ...2 Chapter 5 Parts List This chapter contains the warranty part ordering procedure and illustrated parts lists Chapter 6 General Procedures Cleaning preventive maintenance and other general procedures are described in this chapter Chapter 7 Accessories A list of additional products that can be used in conjunction with the CareAssist Bed is available in chapter 7 Installation procedures for these ac...

Page 17: ...clarification The symbol below highlights a WARNING or CAUTION Figure 1 1 Warning and Caution A WARNING identifies situations or actions that may affect patient or user safety Disregarding a warning could result in patient or user injury A CAUTION points out special procedures or precautions that personnel must follow to avoid equipment damage The symbol below highlights a CAUGHT HAZARD WARNING Fi...

Page 18: ... section come to a stop in the flat position Release the CPR control handle when the head section is flat Figure 1 5 CPR Release The head section actuator is automatically re enabled after the CPR control handle is released Caregiver Siderail Controls The caregiver siderail controls are located on the outside of the head siderails Enable Control The Enable control must be pressed before the Trende...

Page 19: ...Lockout Control The Lockout control located on the caregiver siderail control panel disables the bed articulation functions The Lockout control affects only the functions inside the blue area of the caregiver siderail control panel To Activate Press and hold the Lockout control and then press the desired control Both patient and caregiver controls are locked out A solid LED on the control panel il...

Page 20: ...the Bed Up control to raise the bed Release the control when the desired height is reached Press and hold the Bed Down control to lower the bed Release the control when the desired height is reached To disable the Bed Up Down control activate its Lockout control NOTE When the bed is not in the low low position an indicator next to the Up Down control illuminates Head Up Down Control Using the Head...

Page 21: ...the head section and knee section are not locked out NOTE When the head section is locked out the knee section can be raised or lowered by using the Knee Up Down control Knee Up Down Control The Knee Up Down controls are located on the head siderails The knee section has a maximum travel of 35 To Activate Press and hold the Knee Up control to raise the knee section Press and hold the Knee Down con...

Page 22: ...siderails The Trendelenburg and Reverse Trendelenburg Line of Site Angle Indicators are located in the foot end siderails To Activate Press the Enable control Press and hold the Trendelenburg control to go into the Trendelenburg position Press and hold the Reverse Trendelenburg control to go into the Reverse Trendelenburg position Press the opposite control to return to the flat position Trendelen...

Page 23: ...ing Chair Position The Dining Chair Position controls are located on the outside of the head siderails When activated the bed will articulate to a maximum of 65 for the head section 20 for the knee section and 23 for the foot section To Activate Set the brake Press the Dining Chair Position control The sleep deck transitions to the chair position To Return to Flat Position Press the Bed Flat contr...

Page 24: ...e Trendelenburg control until the desired position is obtained To Return to Flat Position Press the Bed Flat control The sleep deck returns to the flat position Press the Trendelenburg control The bed frame to the level position Vascular Position To Activate Raise the knee section to 20 or more Press the Foot Up control Adjust the knee section as needed to maintain alignment with the foot section ...

Page 25: ...ill be completed Plug the bed into an appropriate power source to automatically charge the battery WARNING The bed must remain connected to the mains power supply until the charge LED turns off charge time is approximately 10 hours for a completely discharged battery Failure to do so could result in the inability to operate the bed when power is unavailable If the indicator is flashing it indicate...

Page 26: ...tion to keeps the bed from moving The neutral position allows the bed to be moved sideways in rooms or small enclosed areas The steer position to allows the bed to move in a straight line When the bed is plugged into AC power and the brakes are not set an alarm sounds until the brakes are set or AC power is removed To Activate Brake Using your foot step down on the Neutral Using your foot lift the...

Page 27: ...burg Reverse Trendelenburg Line of Site Angle Indicators To Raise a Siderail Pull the siderail up until it latches into the locked position A click will be heard when it latches into the locked position Once the click is heard gently pull on the siderail to make sure it is latched properly To Lower a Siderail Grasp the release handle and pull up The siderail lowers automatically m330_021 m330_041 ...

Page 28: ...n the frame Footboard The footboard is located at the foot end of the bed It attaches to the articulating foot section and remains perpendicular to the surface of the foot section at all times To Remove Grasp the handles on the footboard and lift it straight up To Install Insert the pins of the footboard into the sockets in the articulating frame Push the footboard down until it rests on the deck ...

Page 29: ... extend 4 100 mm To Extend the Foot Section Grasp the control bar located under the bed frame below the footboard Push up on the control bar Pull the foot section out then release the control bar Continue to pull on the foot section until it locks into position Place the mattress foot pad between the footboard and the mattress To Retract the Foot Section Remove the mattress extender pad Grasp the ...

Page 30: ...ning in the siderail Insert the top edge of the pendant into the siderail so it engages the upper section of the siderail Rotate the lower edge of the pendant in until it clicks into place inside the siderail To Remove the Pendant from the Siderail Gently pull on the lower edge of the pendant until it pops out of the siderail Nurse Call Control Optional The Nurse Call control is located on the out...

Page 31: ... control on either head siderail The indicator will illuminate when armed When activated the Bed Exit sounds a local alarm when the patient exits the bed If the bed is equipped with the SideCom Communication System and it is connected to the facility a signal is sent to the nurses station when the Bed Exit alarm sounds To Reset After the Alarm Sounds Make sure the patient is on the bed Simultaneou...

Page 32: ... inside of the head siderails and on the patient pendant The patient Nurse Call control functions in the same manner as the caregiver Nurse Call control see Nurse Call Control Optional on page 16 Room Light Control Optional The room light control allows the patient to turn the room light off and on Reading Light Control Optional The reading light control allows the patient to turn the reading ligh...

Page 33: ...in the room Channel Control Optional The channel control allows the patient to change channels on the television or stations on the radio in the room Music Control Optional The music control allows the patient to turn on and off the radio in the room Television Control Optional The television control allows the patient to turn on and off the television in the room m330_047 m330_048 m330_045 m330_0...

Page 34: ...mensions Mattress width 36 0 91 4 cm Mattress length 80 203 2 cm Caster size 6 15 cm Total weight 420 lb 191 kg without surface options or accessories Feature Dimension Head section inclination maximum 65 Knee section inclination maximum 20 Foot section inclination maximum 23 Maximum height to top of sleep deck 32 5 82 6 cm Minimum height to top of sleep deck 16 75 42 55 cm Trendelenburg position ...

Page 35: ...esign and Application Manual ds059 The sleep surface mattress meets the following specifications CAL TB 117 Requirements Test Procedure and Apparatus for Testing the Flame Retardance of Resilient Filling Materials Used in Upholstered Furniture foam 16 CFR 1632 Standard for the Flammability of Mattresses and Mattress Pads CAL TB 129 Flammability Test Procedures for Mattresses for Use in Public Buil...

Page 36: ...f Littlefuse Inc Technical and Quality Assurance Standards UL 60601 1 CSA a C22 2 No 601 1 IEC 60601 2 38 EN 60601 1 IEC 60601 1 2 EN ISO 9001 and EN 13485 a CSA is a registered trademark of Canadian Standards Association Inc Equipment Classification per IEC 60601 1 Class I equipment internally powered equipment Degree of Protection Against Electric Shock Type B Degree of Protection Against Ingres...

Page 37: ... 3 Not Applicable Guidance and Manufacturer s Declaration Electromagnetic Emissions The CareAssist Bed model P1170 is intended for use in the electromagnetic environment specified below The customer or the user of the model P1170 should make sure it is used in such an environment Immunity Test IEC 60601 Test Level Compliance Level Electromagnetic Environment Guidance Electrostatic Discharge ESD IE...

Page 38: ...environment If operation is required during an extended power outage or interruption the model P1170 should be switched to operate from the backup battery Note 1 UT is the AC mains voltage prior to application of the test level Note 2 The compliance levels in the ISM frequency range 150 kHz to 2 5 GHz are intended to decrease the likelihood that mobile portable communications equipment could cause...

Page 39: ...1 Introduction CareAssist Bed Service Manual man330 Page 1 25 1 Model Identification For CareAssist Bed model identification see table 1 10 on page 1 25 Table 1 10 Model Identification Model Number Description P1170 CareAssist Bed ...

Page 40: ...NG To prevent injury from sharp edges and rough surfaces wear protective gloves WARNING To reduce the risk of eye injury wear eye protection WARNING Do not work under an unsupported load Install appropriate temporary supports Failure to do so could result in personal injury or equipment damage SHOCK HAZARD Unplug the bed from its power source Failure to do so could result in personal injury or equ...

Page 41: ...ur CAUTION To prevent component damage make sure that your hands are clean and only handle the P C board by its edges CAUTION When handling electronic components wear an antistatic strap Failure to do so could result in component damage CAUTION For shipping and storage place the removed P C board in an antistatic protective bag Equipment damage can occur ...

Page 42: ...28 CareAssist Bed Service Manual man330 Warning and Caution Labels Figure 1 6 Warning and Caution Labels m330_098 Safe Working Load m330_057 Do Not Throw Away m330_063 No Oxygen Tents m330_055 Do Not Stack Footboard Position Indicator Grounding Point Position ...

Page 43: ...answering Yes or No to the statement Your response will lead to another step in the procedure a repair analysis procedure RAP or a component replacement If more than one component is listed replace them in the given order To begin gathering information about the problem start with Initial Actions To isolate or identify a problem and to verify the repair after completing each corrective action repl...

Page 44: ... 2 4 3 The problem is a result of improper operator action Yes No Refer to table 2 1 on page 2 2 or go to Function Checks on page 2 4 4 Instruct the operator to refer to the procedures in the CareAssist Bed Perform the Function Checks to ensure proper operation of the CareAssist Bed Problem Solution Table If the problem can be easily identified use the following table to determine the appropriate ...

Page 45: ...ting Procedures CareAssist Bed Service Manual man330 Page 2 3 2 Bed Connected to AC Power Brakes Not Applied Detection Malfunction RAP 2 9 CPR Malfunction RAP 2 10 Braking Malfunction RAP 2 11 Steering Malfunction RAP 2 12 Problem Solution ...

Page 46: ...ection The corresponding indicator is illuminated Yes No Go to RAP 2 2 5 Lock out all bed functions All of the lock out indicators illuminate except the Bed Not Down Indicator Yes No Go to RAP 2 2 6 Unlock all of the functions All of the lock out indicators go off except the Bed Not Down Indicator Yes No Go to RAP 2 2 7 Press the Bed Up control The bed rises to the high position without stopping o...

Page 47: ...osition without stopping or the audible alarm sounding Yes No Go to RAP 2 5 12 Press the Head Down control The head section goes down to the low position without stopping or the audible alarm sounding do not consider the knee section motor Yes No Go to RAP 2 5 13 Press the Head Up control verifying Automatic Contour The head section and knee section rise simultaneously then the knee section stops ...

Page 48: ...s to the low position without stopping or the audible alarm sounding Yes No Go to RAP 2 7 18 Press the Knee Down control until knee section is in the horizontal position Press the Dining Chair Position control The head section and knee section rise until the required position is reached Yes No Go to RAP 2 5 19 Press the Bed Flat control The head section knee section and foot section return to the ...

Page 49: ...so that this test can be carried out conclusively Pull one of the CPR control handles The head section descends quickly to the mid position then slows until the horizontal position is reached The movement occurs without any problem or abnormal noise Repeat for the other CPR control handle Yes No Go to RAP 2 10 25 Release the CPR control handle and press the Head Up control to check that the head s...

Page 50: ... Chapter 2 Troubleshooting Procedures Page 2 8 CareAssist Bed Service Manual man330 NOTE The Brake Not Set alarm will sound The steer caster locks into position Yes No Go to RAP 2 12 28 Go to Final Actions on page 2 9 ...

Page 51: ...shooting Procedures CareAssist Bed Service Manual man330 Page 2 9 2 Final Actions 1 Perform the required preventive maintenance procedures See Preventive Maintenance Checklist on page 6 10 2 Complete all required administrative tasks ...

Page 52: ...2 4 2 Verify all the cables on the AC power P C board and motor control P C board are connected correctly All cables connected properly Yes No Connect the cables as required and then go to Function Checks on page 2 4 3 Make sure the AC power cable operates correctly The cable is plugged into the power outlet correctly Yes No Plug the cable into the outlet correctly and then go to Function Checks o...

Page 53: ...tage is correct Yes No Replace the AC power cable refer to procedure 4 2 and then go to Function Checks on page 2 4 7 Using a digital multimeter set to AC volts check for the presence of the AC voltage on the transformer connection on the motor control P C board The voltage is correct Yes No Replace the power supply refer to procedure 4 3 and then go to Function Checks on page 2 4 8 Test the inter...

Page 54: ...d part one at a time testing the functions after a part is connected 10 Make sure that the patient pendant and caregiver siderail controls operate correctly The functions are operational Yes No Replace the patient pendant or siderail as required If this solves the problem perform the Final Actions on page 2 9 otherwise contact Hill Rom Technical Support 11 Go to Final Actions on page 2 9 ...

Page 55: ...le connections inside the interface box b Press the Lockout control All the indicators flash Yes No Go to step 4 3 Replace the siderail control P C board refer to procedure 4 15 on page 4 45 on the affected siderail 4 Do the following to make sure the caregiver siderail controls operate properly a Disconnect the control unit b Connect a known good part c Press the function on the caregiver control...

Page 56: ...lumn One hilow column does not operate Yes No Go to step 5 3 Swap the hilow column connectors 6 and 4 yellow on the power supply P C board see table 4 1 on page 4 11 The faulty column operates properly Yes No Replace the defective column head hilow refer to procedure 4 9 on page 4 27 or foot hilow refer to procedure 4 10 on page 4 30 4 Replace the power supply refer to procedure 4 3 on page 4 9 5 ...

Page 57: ...e knee section motor operates correctly a Remove the power supply cover b Swap the knee section and foot section motor connectors 5 brown 2 green or connect a new knee section motor c Press the Foot Up Down control to raise and lower the knee section 5 The knee section operates correctly Yes No Replace the knee motor refer to procedure 4 7 on page 4 21 If this solves the problem perform the Final ...

Page 58: ...ctly a Press the Head Up control and raise the head section to the high position If this cannot be accomplished electrically use the CPR handle and raise the head section manually b Remove the power supply cover c Connect a known good motor d Press the Head Up control to raise then press the Head Down control to lower the head section The head section operates correctly Yes No Replace the head mot...

Page 59: ...the battery properly and go to Function Checks on page 2 4 5 Make sure the battery is charging properly Plug the bed into an appropriate power source and make sure that it remains connected for at least 12 hours without the batteries being used After 12 hours unplug the bed from its power source The bed operates correctly on battery backup after charging Yes No Go to step 7 6 Go to Final Actions o...

Page 60: ...curs with the Dining Chair Position and knee section functions Yes No Go to step 7 6 Go to step 11 7 Do the following a Remove the power supply cover b Swap the connectors of the knee section and foot section motors 5 brown 2 green on the power board c Activate the CPR function The foot section function operates correctly the knee section motor rod extends to mid travel Yes No Replace the foot mot...

Page 61: ...4 21 then go to Final Actions on page 2 9 otherwise contact Hill Rom Technical Support 11 Using an ohmmeter check the state of the foot section motor intermediate switch When the rod is extended contacts 3 and 4 see Figure 2 1 on page 2 19 of the connector socket 2 green are short circuited When the rod is retracted the circuit is open The foot section motor intermediate switch is working Yes No R...

Page 62: ... Go to RAP 2 1 2 Do the following to make sure the caregiver controls operate correctly a Disconnect the control unit b Connect a known good control unit The trendelenburg reverse trendelenburg function works Yes No Replace the power supply refer to procedure 4 3 on page 4 9 If this solves the problem perform the Final Actions on page 2 9 otherwise contact Hill Rom Technical Support 3 Replace the ...

Page 63: ...he Bed Connected to AC Power But Brake Not Applied Detector operates correctly Yes No Go to step 4 3 Do the Function Checks on page 2 4 4 Do the following to make sure the brake detection switch operates correctly a Disconnect the 2 pin connector at the bottom of the foot column b Using a digital multimeter set to ohms at the terminals of the brake detection switch check that the brake detection s...

Page 64: ...he foot column refer to procedure 4 10 on page 4 30 then go to Final Actions on page 2 9 6 Do the following to make sure the foot column extension operates correctly a Remove the power supply cover b Disconnect connector 3 8 pin blue on the power board c The same verification applies to the terminals of connector 3 8 pin blue at the level of the power supply by checking the operation of the brake ...

Page 65: ... Malfunction Chapter 2 Troubleshooting Procedures CareAssist Bed Service Manual man330 Page 2 23 2 7 Replace the power supply refer to procedure 4 3 on page 4 9 This solves the problem Yes No Contact Hill Rom technical support 8 Go to Final Actions on page 2 9 ...

Page 66: ...e and not damaged Yes No Replace the missing or damaged parts and then go to Function Checks on page 2 4 2 Check that the release cable is not broken or damaged The cable is intact Yes No Go to step 4 3 Check that the adjustment of the release cable is correct refer to procedure 4 6 on page 4 18 The adjustment is correct Yes No Adjust the release cable refer to procedure 4 6 on page 4 18 4 Replace...

Page 67: ... are secure and not damaged Yes No Replace the missing parts and then go to Function Checks on page 2 4 2 Check the brake steer bar Set it to the brake position and then check that the four casters are locked by trying to move the bed The braking is correct Yes No Replace the caster s refer to procedure 4 13 on page 4 40 then go to Final Actions on page 2 9 3 This solves the problem Yes No Contact...

Page 68: ...issing parts and then go to Function Checks on page 2 4 2 Check the steering function Set the brake steer bar to the steer position push the bed lengthways and check that the foot left caster locks in the lengthways direction of the bed The caster locks in the lengthways direction Yes No Replace the caster refer to procedure 4 13 on page 4 40 If this solves the problem perform the Final Actions on...

Page 69: ...n for the CareAssist Bed Mechanical Electrical The interaction between these subsystems lets all the operational functions be used The electrical functions are driven by low voltage actuators Each of the subsystems is described separately in the following sections The schematic diagrams are located at the end of this chapter ...

Page 70: ...ease The CPR control handles are located at the head end of the bed under each corner of the sleep deck Pulling one of the handles disengages the driving gear of the head section motor inside the actuator This lets the head section drop under the pull of gravity assisted cushioned by two gas springs Extendable Foot Section The extendable foot section lets the caregiver add an additional 4 102 mm t...

Page 71: ...teer The brake steer caster is located on the left side foot end Antistatic brake casters are standard for the remaining caster positions They are identified by a yellow dot on the tire Braking The braking system comprises four brake casters that are controlled by the brake steer bar The bar consists of two hexagonal bars with a connecting bar situated in the right hand box section of the lower fr...

Page 72: ...ctrical functions of the bed hilow head section and knee section with automatic contour and foot section These functions are performed by motors using very low voltages Description Specification Type CareAssist Bed Type of protection against electric shock according to IEC 60601 1 Class I Degree of protection against electric shock according to IEC 60601 1 Type B Protection against harmful ingress...

Page 73: ... There is one non fused secondary for the main control board and 1 fused secondary for the rest of the circuitry both followed at the outputs by bridge rectifiers and filter capacitors The value of this antisurge fuse is 1 A The non fused secondary through the bridge rectifier and filter capacitor produces an output voltage VDC1 which is approximately 24 V DC and unregulated The fused secondary pr...

Page 74: ...bles failure of a motor end of travel to be detected except for the hilow columns which have a backup end of travel Battery Circuit The bed is equipped with battery backup This battery backup is internal to the power supply unit The charging circuit situated in the power supply unit has current limiting according to the level of the battery charge Charging begins as soon as the unit is switched on...

Page 75: ...ecific Functions Combined activations of the motor provide the following functions Dining Chair Position Automatic contour Trendelenburg and Reverse Trendelenburg function Lockout management Patient pendant or caregiver siderail control unit interfacing Indication of Bed Not in Low Position see Detection of Bed Not in Low Position on page 3 9 Indication of Bed Connected to AC Power but Brakes not ...

Page 76: ...d so as to have continuous operation Motor Characteristics For motor characteristics see table 3 4 on page 3 8 Table 3 4 Motor Characteristics and Dimensions Management of the Motors The motors control signals are supplied by the main bed control P C board Their extreme positions are detected in series by upper and lower internal EOT devices These devices directly cut off the power supply for the ...

Page 77: ... section actuator When the Head Up function is activated from the horizontal position the head section and knee section rise until the intermediate internal microswitch of the knee section actuator cuts its power at approximately 20 The head section actuator continues to operate until its upper EOT is reached or the control is released When the Head Down function is activated and the head section ...

Page 78: ...is reached The maximum inclination can be reached as long as AC power or battery backup is available Electrical System Wiring Diagram Figure 3 1 SideCom Communication System Figure 3 2 Caregiver Control Figure 3 3 Siderail Interface P C Board P N 72207 and 71514 Figure 3 4 Caregiver Signal Conditioning Figure 3 5 Bed Control Board Power and Phase Control Figure 3 6 Bed Control Board Power Manageme...

Page 79: ...Figure 3 9 Bed Control Board Relay FET and Drivers Figure 3 10 Bed Control Board PLD and Connector Figure 3 11 Bed Control Board Motor Current Limiter Refer to fold out FO 3 8 at the rear of this manual Refer to fold out FO 3 9 at the rear of this manual Refer to fold out FO 3 10 at the rear of this manual Refer to fold out FO 3 11 at the rear of this manual ...

Page 80: ...Electrical System Wiring Diagram Chapter 3 Theory of Operation Page 3 12 CareAssist Bed Service Manual man330 NOTES ...

Page 81: ...0 mm wrench 2 required 13 mm wrench 13 mm socket T25 Torx 1 screwdriver T15 Torx screwdriver T25 Tamper resistant Torx screwdriver 10 mm hex key Small screwdriver 2 phillips head screwdriver Soft faced hammer 8 mm pin punch Loctite 2 242 adhesive E ring installation tool 2 Jack stand Scissor jack 3 32 punch Marking pen 1 Torx is a registered trademark of Textron Inc 2 Loctite is a registered trade...

Page 82: ...Removal Replacement and Adjustment Procedures Page 4 2 CareAssist Bed Service Manual man330 Tape 2 4 x 4 x 2 piece of wood Rags Isopropyl alcohol Wire cutters Vice grips 1 1 Vice grip is a registered trademark of American Tool Companies Inc ...

Page 83: ... Let the unit sit for 60 seconds for the battery to time out 5 For the foot section grip the section A on either end and remove it from the bed see figure 4 1 on page 4 4 6 For the thigh section grip the section B on either end and remove it from the bed 7 For the seat section perform the following a Make sure the head section D is in the full up position b Grip the seat section C on either end an...

Page 84: ...4 1 Sleep Deck Chapter 4 Removal Replacement and Adjustment Procedures Page 4 4 CareAssist Bed Service Manual man330 Figure 4 1 Sleep Deck ...

Page 85: ...ge point M k Remove the plastic washer N from the lower hinge point M l Repeat step j and step k for the other side m Move the head section to one side to disengage the hinge bracket O from the hinge point M n Move the head section to the other side to disengage the hinge bracket O from the hinge point M o Slide the head section D toward the head end of the bed to disengage it from the head sectio...

Page 86: ...so the battery will time out 4 Remove the headboard 5 Remove the two screws A and washers B from the power supply cover C see figure 4 2 on page 4 7 6 Remove the cover C 7 Disconnect the power cord connector D from the fuse board E 8 Remove the screw F securing the power cord ground wire G to the bed frame H 9 Remove the two screws I securing the power cord strain relief J to the bed frame H 10 Re...

Page 87: ...ent and Adjustment Procedures CareAssist Bed Service Manual man330 Page 4 7 4 4 Check that the earth continuity of the accessible metal parts is correct see Earth resistance on page 6 7 in the Preventive Maintenance Schedule Figure 4 2 Power Cord ...

Page 88: ...omatic of a degradation within the AC power cable and the power supply Personal injury could result if the value of the leakage current is above 500 microamperes 5 Check that the leakage current of the bed is compliant see Leakage current on page 6 5 in the Preventive Maintenance Schedule 6 To make sure the CareAssist Bed operates correctly do the Function Checks on page 2 6 ...

Page 89: ...akes 2 Raise the head section to the high position SHOCK HAZARD Unplug the unit from its power source Failure to do so could result in personal injury or equipment damage 3 Unplug the unit from its power source Let the unit to sit for 60 seconds for the battery to time out 4 Remove the two screws A and washers B securing the cover C to the power supply D see figure 4 3 on page 4 9 Figure 4 3 Power...

Page 90: ...e E from the fuse board F see figure 4 4 on page 4 10 Figure 4 4 Cable Routing 8 Disconnect the cables H from the power supply P C board I 9 Disconnect the two ground wires G from the fuse board F 10 Disconnect the battery cable J from power supply P C board I 11 Disconnect the transformer power supply cable L from the interface P C board cable 12 Remove the batteries K 13 Remove the power supply ...

Page 91: ...ule SHOCK HAZARD An abnormally high leakage current is symptomatic of a degradation within the AC power cable and the power supply Personal injury could result if the value of the leakage current is above 500 microamperes 4 Check that the leakage current of the bed is compliant see Leakage current on page 6 5 in the Preventive Maintenance Schedule 5 To make sure the CareAssist Bed operates correct...

Page 92: ... the unit from its power source Failure to do so could result in personal injury or equipment damage 3 Unplug the unit from its power source Let the unit to sit for 60 seconds for the battery to time out 4 Remove the two screws A and washers B from the power supply cover C see figure 4 5 on page 4 13 5 Remove the cover C 6 Disconnect the battery cable D from the power supply P C board E 7 Remove t...

Page 93: ...damage the power supply P C board of the bed 1 Perform the removal in reverse order ensure the correct polarities are used when connecting new batteries NOTE When connecting the batteries the red wire must be connected last A spark is produced when it is connected but is not dangerous for the power supply P C board or the technical personnel 2 Raise and lower the bed one time to make sure the batt...

Page 94: ...st Bed Service Manual man330 3 Plug the unit into an appropriate power source NOTE The batteries should be fully recharged at the end of the test or if the low battery signal is heard during the tests 4 To make sure the CareAssist Bed operates correctly do the Function Checks on page 2 6 ...

Page 95: ... 4 Unplug the unit from its power source Let the unit sit for 60 seconds so the battery will time out 5 Remove the headboard 6 Remove the seat and knee sections 7 Remove the two screws A and washers B securing the power supply cover C to the power supply D see figure 4 6 on page 4 16 8 Remove the cover C 9 On the power supply P C board disconnect the head section motor connector number 3 10 Remove...

Page 96: ...4 5 Head Section Motor Chapter 4 Removal Replacement and Adjustment Procedures Page 4 16 CareAssist Bed Service Manual man330 Figure 4 6 Power Supply Figure 4 7 Head Motor ...

Page 97: ...ment CAUTION Ensure that the elastic found on the new motors is not wound around the motor body before removing it cut If necessary turn the motor end rod in the appropriate direction to unwind this elastic It is used to indicate the correct position of the switches and internal end of travels of the motor The incorrect position of these elements may damage the motor or the structure of the bed 1 ...

Page 98: ... to the highest position 3 Raise the sleep surface to the highest position SHOCK HAZARD Unplug the unit from its power source Failure to do so could result in personal injury or equipment damage 4 Unplug the unit from its power source Let the unit to sit for 60 seconds for the battery to time out 5 Remove the screw A securing the right CPR handle B to the CPR mounting bracket C see figure 4 8 on p...

Page 99: ...screw E securing the left CPR handle F to the CPR mounting bracket G 9 Remove the left CPR handle F from the CPR cable D 10 Loosen the jam nut not shown on the CPR cable D at the CPR cable mount bracket G 11 Remove the four screws H securing the two cable guides I to the head section 12 Remove the two cable guides I 13 Loosen the two jam nuts J securing the head section CPR cables to the adjuster ...

Page 100: ...tient injury or equipment damage 1 Perform the removal procedure in reverse order 2 Make sure to route through the head section guide bracket correctly right side to right handle left side to left handle Adjustment 1 To add tension in the cable loosen the two jam nuts L and move the cable sheath R toward the foot end of the bed to the point where the release mechanism on the head motor begins to m...

Page 101: ...unit to sit for 60 seconds for the battery to time out 5 Remove the seat and knee sections 6 Remove the two screws A and washers B securing the power supply cover C to the power supply D see figure 4 10 on page 4 22 7 On the power supply P C board disconnect the knee section motor connector number 5 8 Remove the cable cover on the central rail and remove the knee section motor cable 9 Remove the k...

Page 102: ...4 7 Knee Section Motor Chapter 4 Removal Replacement and Adjustment Procedures Page 4 22 CareAssist Bed Service Manual man330 Figure 4 10 Power Supply Figure 4 11 Knee Motor ...

Page 103: ...nd around the motor body before removing it cut If necessary turn the motor end rod in the appropriate direction to unwind this elastic Indeed it is used to indicate the correct position of the switches and internal end of travels of the motor The incorrect position of these elements may damage the motor or the structure of the bed 2 Remove the elastic from the motor 3 To make sure the CareAssist ...

Page 104: ...g the unit from its power source Let the unit to sit for 60 seconds for the battery to time out 6 Remove the two screws A and washers B securing the power supply cover C to the power supply D see figure 4 12 on page 4 25 7 On the power supply P C board disconnect the foot section motor connector number 2 8 Remove the cable cover on the central rail and remove the foot section motor cable 9 Remove ...

Page 105: ...4 8 Foot Section Motor Chapter 4 Removal Replacement and Adjustment Procedures CareAssist Bed Service Manual man330 Page 4 25 4 Figure 4 12 Power Supply Figure 4 13 Foot Motor ...

Page 106: ...new motors is not wound around the motor body before removing it cut If necessary turn the motor end rod in the appropriate direction to unwind this elastic Indeed it is used to indicate the correct position of the switches and internal end of travels of the motor The incorrect position of these elements may damage the motor or the structure of the bed 2 Remove the elastic from the motor 3 To make...

Page 107: ...n personal injury or equipment damage 4 Place the jack stands under the articulating frame 5 Lower the articulating frame onto the jack stands SHOCK HAZARD Unplug the unit from its power source Failure to do so could result in personal injury or equipment damage 6 Unplug the unit from its power source Let the unit to sit for 60 seconds for the battery to time out 7 Remove the power supply cover 8 ...

Page 108: ... of the bed to remove it from the guide rails F 13 Remove the hilow column H from the bed frame G 14 Remove and retain the two plastic bearings I Replacement 1 Position the new hilow column H on the bed frame G with the cable facing the foot end of the bed 2 Install the two plastic bearings I onto the new column 3 Connect the cable to the power supply P C board connector 6 4 Disconnect the foot hi...

Page 109: ...removal procedure in reverse order 10 Plug the unit into an appropriate power source 11 Operate the Trendelenburg function to make sure there is no tension on the power supply cable of the column SHOCK HAZARD The equipotential link and the grounding of the metal parts of the bed depend on the correct installation of the earth conductor and grounding spring blades Personal injury could result if th...

Page 110: ... temporary supports Failure to do so could result in personal injury or equipment damage 6 Place the jack stands under the articulating frame 7 Lower the articulating frame onto the jack stands SHOCK HAZARD Unplug the unit from its power source Failure to do so could result in personal injury or equipment damage 8 Unplug the unit from its power source Let the unit to sit for 60 seconds for the bat...

Page 111: ...4 10 Foot Hilow Column Chapter 4 Removal Replacement and Adjustment Procedures CareAssist Bed Service Manual man330 Page 4 31 4 Figure 4 15 Foot Hilow Column ...

Page 112: ...ng the hilow column D to the articulating frame K 20 Remove the grounding plates L 21 Tilt the column D towards the foot end of the bed 22 Slide the upper section to remove it from the guide rails M 23 Remove the column D from the bed 24 Remove and retain the two plastic bearings N Replacement 1 Position the new column D on the bed frame H with the two covers C toward the foot end of the bed 2 Rem...

Page 113: ...arts of the bed depend on the correct installation of the earth conductor and grounding spring blades Personal injury could result if the installation is not correct and or if the earth continuity is compromised 9 Check that the earth continuity of the accessible metal parts is correct see Earth resistance on page 6 7 in the Preventive Maintenance Schedule 10 To make sure the CareAssist Bed operat...

Page 114: ...mage 4 Unplug the unit from its power source Let the unit to sit for 60 seconds for the battery to time out 5 Remove the foot frame cover A see figure 4 16 on page 4 35 6 Remove the cover B from the bed right side of the foot hilow column C 7 Disconnect the cable D from the brake detection switch F 8 Open the cable track located under the foot crossbar on the frame and remove the brake detection s...

Page 115: ...4 11 Brake Detection Switch Chapter 4 Removal Replacement and Adjustment Procedures CareAssist Bed Service Manual man330 Page 4 35 4 Figure 4 16 Brake Detection Switch ...

Page 116: ... 3 Unplug the unit from its power source Let the unit to sit for 60 seconds for the battery to time out 4 Remove the head frame cover WARNING Use proper lifting techniques Failure to do so can result in personal injury or equipment damage 5 Using a second person lift the foot end of the unit and place a piece of wood under the foot hilow column 6 Using a second person lift the head end of the unit...

Page 117: ...4 12 Brake Steer Bar Chapter 4 Removal Replacement and Adjustment Procedures CareAssist Bed Service Manual man330 Page 4 37 4 Figure 4 17 Brake Bar ...

Page 118: ... brake steer link bar E from the frame 14 Remove the plastic bushing F from the head and foot end brake bars Replacement 1 Insert the new bushings F into the brake steer link bar E 2 Insert the brake steer link E into the frame NOTE The plastic bushings will be between the brake steer link bar and the frame 3 Align the head end brake bar with the bushing in the brake steer link bar E 4 Drive the h...

Page 119: ...e Manual man330 Page 4 39 4 WARNING Use proper lifting techniques Failure to do so can result in personal injury or equipment damage 9 Using a second person remove the pieces of wood from under the hilow columns 10 To make sure the CareAssist Bed operates correctly do the Function Checks on page 2 6 ...

Page 120: ...nit from its power source Failure to do so could result in personal injury or equipment damage 3 Unplug the unit from its power source Let the unit to sit for 60 seconds for the battery to time out 4 Depending on the caster to be replaced remove the head or foot frame cover A from the bed B see figure 4 18 on page 4 41 5 Using the scissor jack raise the bed high enough to remove the caster 6 Remov...

Page 121: ... H showing is towards the foot end of the bed 2 Insert the new caster F into the socket G so the window with the cam showing is towards the foot end of the bed WARNING Ensure the caster is correctly positioned with respect to the movements of the hexagonal bar Failure to do so may cause the brake and steer system to malfunction Personal injury or equipment damage could occur 3 Install the new cast...

Page 122: ...t G 6 Make sure that the new caster is braked 7 If the caster is not braked do the following a Remove the caster b Rotate the cam inside the caster clockwise until the caster is braked c Install the caster d Make sure the new caster is braked e Repeat as needed 8 Install the applicable head or foot frame cover A 9 To make sure the CareAssist Bed operates correctly do the Function Checks on page 2 ...

Page 123: ...ource Let the unit to sit for 60 seconds for the battery to time out NOTE The SideCom Communication System P C board is mounted on the interface box cover 4 Remove the nine screws A securing the interface box cover B to the interface box C see figure 4 19 on page 4 44 5 Lower the box cover B 6 Disconnect all cables from the SideCom Communication System P C board D and interface P C board E 7 Remov...

Page 124: ...t and Adjustment Procedures Page 4 44 CareAssist Bed Service Manual man330 Figure 4 19 SideCom Communication System P C Board Replacement 1 Perform the removal procedure in reverse order 2 To make sure the CareAssist Bed operates correctly do the Function Checks on page 2 6 ...

Page 125: ...n personal injury or equipment damage 3 Unplug the unit from its power source Let the unit to sit for 60 seconds for the battery to time out NOTE The interface P C board is mounted on the interface box cover 4 Remove the nine screws A securing the interface box cover B to the interface box C see figure 4 20 on page 4 46 5 Lower the box cover B 6 Disconnect all cables from the interface P C board D...

Page 126: ...t and Adjustment Procedures Page 4 46 CareAssist Bed Service Manual man330 Figure 4 20 Interface P C Board Replacement 1 Perform the removal procedure in reverse order 1 To make sure the CareAssist Bed operates correctly do the Function Checks on page 2 6 ...

Page 127: ...t the unit to sit for 60 seconds for the battery to time out 4 Remove the two screws A and washers B from the power supply cover C see figure 4 21 on page 4 48 5 Remove the cover C 6 For AC power fuses E do the following a Remove the fuse cover D from the AC power P C board F b Remove the fuses E 7 For the battery fuse I do the following a Locate the battery cable G b Locate the inline fuse holder...

Page 128: ...s Chapter 4 Removal Replacement and Adjustment Procedures Page 4 48 CareAssist Bed Service Manual man330 2 To make sure the CareAssist Bed operates correctly do the Function Checks on page 2 6 Figure 4 21 Fuses ...

Page 129: ...to do so could result in personal injury or equipment damage 4 Unplug the unit from its power source Let the unit to sit for 60 seconds for the battery to time out CAUTION Use extreme care when removing the switch panel Failure to do so could cause damage to the seating area of the switch panel on the siderail 5 Starting on the bottom edge remove the switch panel A from the siderail B see figure 4...

Page 130: ...me Do not use in confined areas Personal injury may occur 10 Using rags and isopropyl alcohol clean the mounting area where the switch panel A was located Replacement 1 Connect the new switch panel cable E to the siderail control P C board F 2 Connect the siderail cables G to the siderail control P C board F 3 Install the siderail control P C board F onto the stiffener D 4 Install the stiffener D ...

Page 131: ...djustment Procedures CareAssist Bed Service Manual man330 Page 4 51 4 6 Remove the wax paper backing from the new switch panel A 7 Install the new switch panel A onto the siderail B 8 To make sure the CareAssist Bed operates correctly do the Function Checks on page 2 6 ...

Page 132: ... source Failure to do so could result in personal injury or equipment damage 3 Unplug the unit from its power source Let the unit to sit for 60 seconds for the battery to time out 4 Disconnect the pendant cable from pendant mount on the bed 5 Remove the pendant from the bed Replacement 1 Make sure the new pendant has the same functions as the pendant being replaced 2 Perform the removal procedure ...

Page 133: ...plug the unit from its power source Failure to do so could result in personal injury or equipment damage 2 Unplug the unit from its power source Let the unit to sit for 60 seconds for the battery to time out 3 Remove the pendant refer to procedure 4 18 4 Cut and remove the cable ties securing the pendant mount to the bed Replacement 1 Move the pendant mount to the opposite side of the bed 2 Using ...

Page 134: ...so could result in personal injury or equipment damage 4 Unplug the unit from its power source Let the unit to sit for 60 seconds for the battery to time out 5 Lower the right side siderails 6 Using the punch punch out the center of the four rivets A securing the switch B to the seat section C see figure 4 23 on page 4 55 7 Remove the switch B 8 Using the punch punch out the center of the four riv...

Page 135: ...4 20 Bed Exit Switch Chapter 4 Removal Replacement and Adjustment Procedures CareAssist Bed Service Manual man330 Page 4 55 4 Figure 4 23 Bed Exit Switch 15 Remove the switch cable from the central rail ...

Page 136: ... rail toward the head end of the bed to the interface box I 2 Connect the switch cable to connector P13 on the interface P C board H 3 Install the nine screws F to secure the interface box cover G to the interface box I 4 Lay one switch B on the seat section C 5 Install four plastic rivets A to secure the switch B to the seat section C 6 Lay the other switch B on the knee section D 7 Install four ...

Page 137: ...ts List Service Parts Ordering Using the parts lists in this manual identify the part number s you require Find the product number and serial number on the product identification label A see figure 5 1 on page 5 1 Figure 5 1 Product Identification Label Location ...

Page 138: ...l orders shipped ground transportation unless specified Address all inquiries to ATTN TECHNICAL SUPPORT PARTS HILL ROM COMPANY INC 1069 STATE ROUTE 46 E BATESVILLE IN 47006 9167 Address all return goods to ATTN SERVICE STORES DISTRIBUTION CENTER DOOR D23 HILL ROM COMPANY INC COUNTY ROAD 300E BATESVILLE IN 47006 9167 NOTE To eliminate possible delays or incorrect billings do not return any items wi...

Page 139: ...full selling price only for internal use at Hill Rom Do not confuse this price with your price Do not return any parts without an RMA number When parts products have been requested to be returned Hill Rom will include an RMA packet with the parts products shipment If an RMA number is not available obtain one by phoning Hill Rom Technical Support at 800 445 3720 Out of Warranty Exchanges You are ex...

Page 140: ...and description of problem A qualified specialist will provide via telephone United States and Canada or FAX Outside the United States and Canada troubleshooting assistance for facility personnel and provide necessary parts to make repairs If troubleshooting determines the need for on site technical service a qualified service representative will be dispatched Replacement of non technical items wi...

Page 141: ...Warranty Chapter 5 Parts List CareAssist Bed Service Manual man330 Page 5 5 5 NOTES ...

Page 142: ...28593 1170 2 Fuse AC 128594 1170 2 Fuse battery 128595 1170 2 Fuse SideCom Communication System 72992 1170 1 Power cord with confirmer VE0137C 1170 1 Head motor VE0138C 1170 1 Thigh motor VE0139B 1170 1 Foot motor AG0036 1170 1 Hilow column 71434 1170 1 P C board assembly siderail interface 71667 1170 1 P C board assembly SideCom Communication System universal television UTV junction 71377 1170 1 ...

Page 143: ...with bed exit and nurse call Label siderail control rh bed function only Label siderail control rh with bed exit but no nurse call 71538 1170 or 71647 1170 or 71645 1170 1 1 1 Label siderail control lh with bed exit and nurse call Label siderail control lh bed function only Label siderail control lh with bed exit but not nurse call Part Number Quantity Description ...

Page 144: ...Base Frame Chapter 5 Parts List Page 5 8 CareAssist Bed Service Manual man330 Base Frame Figure 5 2 Base Frame ...

Page 145: ...r brake anti static 9 VI0326 1170 8 Screw 10 VI0361 1170 4 Nut 11 VI0020 1170 4 Bolt 12 CA0002 1170 1 Brake steer pedal 13 S30527K 1170 2 Plastic bushing 14 F11203A 1170 1 Brake bar 15 VI0616A 1170 16 Washer 16 72992 1170 1 Power cord with confirmer 17 VI0093 1170 2 Screw 18 QD0663 1170 2 Push nut 19 71082 1170 2 Bumper 20 S30526K 1170 2 End cover 21 S30283B 1170 2 Accessory socket 22 71438 1170 2...

Page 146: ...Page 5 10 CareAssist Bed Service Manual man330 30 VI0613 1170 2 Screw 31 72976 1170 2 Cable clamp 32 VI0344 1170 1 Screw 33 CA0023 1170 1 SideCom Communication System cable bracket painted Item Number Part Number Quantity Description ...

Page 147: ...Base Frame Chapter 5 Parts List CareAssist Bed Service Manual man330 Page 5 11 5 NOTES ...

Page 148: ...Articulating Frame Chapter 5 Parts List Page 5 12 CareAssist Bed Service Manual man330 Articulating Frame Figure 5 3 Articulating Frame ...

Page 149: ... 1170 2 Screw 9 S10959A 1170 6 Pin pivot 10 VE0137B 1170 1 Motor head section 11 VE0138C 1170 1 Motor thigh section 12 RM74478A 1170 2 Washer nylon 13 VE0139C 1170 1 Motor foot section 14 RM74803A 1170 6 E clip 15 VI0361 1170 4 Nut 16 QD1545A 1170 4 Bumper 17 CA0001 1170 1 Weldment intermediate frame 18 40421 1170 6 Mount cable tie 19 72854 1170 1 Backrest weldment 20 S30555K 1170 1 Cover short ca...

Page 150: ...72494 1170 1 Gas spring 28 RM74804A 1170 1 E clip 29 VI0616A 1170 2 Washer barb 30 RM74478A 1170 2 Washer nylon 31 VI0616A 1170 2 Washer barb 32 71994 1170 2 Spacer head siderail 33 VI0609A 1170 2 Screw 34 72619 1170 1 Bracket CPR gas spring mount Item Number Part Number Quantity Description ...

Page 151: ...Articulating Frame Chapter 5 Parts List CareAssist Bed Service Manual man330 Page 5 15 5 NOTES ...

Page 152: ...Foot Extension Chapter 5 Parts List Page 5 16 CareAssist Bed Service Manual man330 Foot Extension Figure 5 4 Foot Extension ...

Page 153: ...oignee extension 3 71438 1170 2 Spacer IV pole adapter 4 S30283B 1170 2 Accessory socket 5 S20998B 1170 2 Blade 6 71265 1170 2 Bar foot extension 7 S30315A 1170 4 Guide foot extend 8 71082 1170 2 Bumper 9 QD0663 1170 2 Push nut 10 S30534L 1170 2 Foot board socket 11 VI0554A 1170 8 Screw 12 CA0013 1170 1 Extension foot weldment 13 VI0608A 1170 2 Screw 14 CA0005 1170 1 Extension foot assembly 15 VI0...

Page 154: ...Head Siderail Chapter 5 Parts List Page 5 18 CareAssist Bed Service Manual man330 Head Siderail Figure 5 5 Head Siderail ...

Page 155: ... 9 72584 1170 1 Support siderail P C board 10 VI0601A 1170 12 or 24 Screw with confirmer 11 71535 1170 1 Label siderail control rh with bed exit and nurse call 71538 1170 1 Label siderail control lh with bed exit and nurse call 71646 1170 1 Label siderail control rh bed function only 71647 1170 1 Label siderail control lh bed function only 71644 1170 1 Label siderail control rh with bed exit but n...

Page 156: ...ot pin center arm upper 24 71086 1170 1 Enclosure center arm 25 71085 1170 1 Handle siderail 26 CA0015 1170 1 Siderail mount painted 27 28562 1170 4 Pal nut 28 S10953B 1170 1 Pivot pin center arm lower 29 CA0016 1170 1 Head siderail mounting bracket painted 30 72991 1170 2 Spring guide 31 72791 1170 1 Spring siderail dampening 32 72862 1170 3 Screw with confirmer 33 72290 1170 1 Label blank speake...

Page 157: ...Head Siderail Chapter 5 Parts List CareAssist Bed Service Manual man330 Page 5 21 5 NOTES ...

Page 158: ...Foot Siderail Chapter 5 Parts List Page 5 22 CareAssist Bed Service Manual man330 Foot Siderail Figure 5 6 Foot Siderail ...

Page 159: ... pin center arm upper 8 CA0009 1170 1 Siderail center arm assembly painted 9 S10951B 1170 1 Pivot pin outer arm upper 10 S10956B 1170 2 Pivot pin 11 71086 1170 1 Enclosure center arm 12 71085 1170 1 Handle siderail 13 CA0014 1170 2 Siderail arm painted 14 RM74478A 1170 2 Washer nylon 15 CA0008 1170 1 Foot siderail mechanism 16 VI0601A 1170 6 Screw with confirmer 17 CA0015 1170 1 Siderail mount pai...

Page 160: ...sist Bed Service Manual man330 Footboard and Headboard Figure 5 7 Footboard and Headboard Table 5 7 Footboard and Headboard Item Number Part Number Quantity Description 1 71650 1170 1 Label 2 CA0004 1170 1 Footboard or headboard assembly 3 71549 1170 1 CPR label ...

Page 161: ...tion 1 71038 1170 1 Sleep surface panel backrest 2 71037 1170 1 Sleep surface panel seat 3 71036 1170 1 Sleep surface panel knee 4 71035 1170 1 Sleep surface panel foot 5 71515 1170 8 Rivet plastic 6 34400 1170 2 Tape strip bed exit 7 71525 1170 2 Bracket 8 71526 1170 1 Weldment CPR bracket and spacer rh 9 S30398 1170 2 Cable guide 10 71527 1170 1 Weldment CPR bracket and spacer lh 11 VI0615A 1170...

Page 162: ...Motor Control Box Chapter 5 Parts List Page 5 26 CareAssist Bed Service Manual man330 Motor Control Box Figure 5 9 Motor Control Box ...

Page 163: ...rt Number Quantity Description 1 VI0608A 1170 2 Screw 2 VI0616A 1170 2 Washer 3 71460 1170 1 Control box assembly does not contain batteries 4 128593 1170 2 Fuse AC 5 QD1642A 1170 2 Battery 6 QD1755A 1170 1 Cable assembly 7 QD1873A 1170 1 Cable assembly 8 128594 1170 1 Fuse battery 9 128595 1170 1 Fuse SideCom Communication System ...

Page 164: ...bles Table 5 10 CPR Cables Item Number Part Number Quantity Description 1 71527 1170 1 Weldment CPR bracket and spacer lh 2 VI0615A 1170 12 Screw 3 71520 1170 1 CPR cable 4 71526 1170 1 Weldment CPR bracket and spacer rh 5 530398 1170 2 Cable guide 6 71660 1170 2 Handle CPR red 7 510499 1170 2 Nut CPR handle ...

Page 165: ...CPR Cables Chapter 5 Parts List CareAssist Bed Service Manual man330 Page 5 29 5 NOTES ...

Page 166: ...Control Cables Chapter 5 Parts List Page 5 30 CareAssist Bed Service Manual man330 Control Cables Figure 5 11 Control Cables ...

Page 167: ...tion 1 71459 1170 1 SideCom Communication System cable 2 71372 1170 1 per side Siderail cable 3 71762 1170 1 Interface P C board cable 4 QD1678G 1170 1 Foot hilow column extension cable 5 71761 1170 1 Pendant cable 6 not shown 71073 1170 1 Pendant without SideCom Communication System 7 not shown 72781 1170 1 Pendant with SideCom Communica tion System ...

Page 168: ...Interface Control Box Chapter 5 Parts List Page 5 32 CareAssist Bed Service Manual man330 Interface Control Box Figure 5 12 Interface Control Box ...

Page 169: ...cord 5 VI0426 1170 3 Screw plastic 6 71434 1170 1 P C board siderail interface 7 71667 1170 1 P C board assembly SideCom Communication System universal television UTV junction 71793 1170 1 SideCom Communication System P C board five wire 71791 1170 1 SideCom Communication System P C board wired radio 8 71440 1170 1 Junction box 9 71704 1170 1 Vertical seal base bed 71705 1170 1 Vertical seal commu...

Page 170: ...Interface Control Box Chapter 5 Parts List Page 5 34 CareAssist Bed Service Manual man330 NOTES ...

Page 171: ...could result in personal injury or equipment damage SHOCK HAZARD Do not expose the unit to excessive moisture Personal injury or equipment damage could occur CAUTION Do not use harsh cleaners solvents or detergents Equipment damage could occur General Cleaning Clean the unit with a lightly dampened cloth and ordinary disinfectants Do not use excessive liquid Steam Cleaning Do not use any steam cle...

Page 172: ...rotection Agency Dilute disinfectants and germicides as specified on the manufacturer s label Do not spray the disinfectant onto power cord terminals or bed control switches Component Handling CAUTION To help prevent component damage make sure your hands are clean and only handle the P C board by its edges CAUTION When handling electronic components wear an antistatic strap Failure to do so could ...

Page 173: ...s Finger contact with the board surface and or with its components can leave a deposit that will result in board and component deterioration When working with electronics wear an appropriate antistatic strap and make sure it is properly grounded Service the removed P C board at a static free workstation that is properly grounded For shipping and storage place the removed P C board in an antistatic...

Page 174: ...The CareAssist Bed should be subject to an efficient maintenance programme This will ensure the long life and productivity of the CareAssist Bed and help to reduce downtime due to excessive wear failures An annual service of the bed is advised in order to maintain its characteristics and performance Every 3 years the batteries should be replaced by a facility authorized maintenance personnel Every...

Page 175: ... AC power cable Check that there are no cuts scrapes or breaks in the AC power cable or connector Replace the AC power cable if necessary Leakage current Unplug the bed from its power source Connect the bed to the safety tester and connect this device to the power outlet Check that the bed is correctly supplied by the test device control unit LEDs lit unlock the functions if necessary Measure the ...

Page 176: ...Replace the defective column s in the event of a malfunction Troubleshoot in the event of a doubt Head section motor Inspect the actuator assembly Make sure the pins and retaining clips are intact and not missing Fully raise and lower the head section Make sure there is no friction or abnormal noises and that no audible overload indication can be heard during the movement Repair as necessary Plast...

Page 177: ...sary Head section gas springs Inspect the assembly of the gas springs Check that the screws are present and fully tightened Make sure there is no oil on its shaft Fully raise the head section Activate the CPR function Make sure the head section lowers rapidly to the intermediate position then gradually to the low position Replace as necessary Knee section motor Inspect the knee section motor Make ...

Page 178: ... the three sections to the required position Return the sleep deck to the flat position Troubleshoot as required Trendelenburg Reverse Trendelenburg Activate the Trendelenburg function Make sure there is no friction or abnormal noises and that no audible overload indication can be heard during the movement Activate the Reverse Trendelenburg function Make sure there is no friction or abnormal noise...

Page 179: ...any noise high low column bearings head and thigh sections Lubricate as necessary Casters Check for cuts wear and quality of the tread etc Replace if necessary Braking and steering Check the brakes to see whether the bed moves when the brake bar is pressed Repair as necessary Make sure the steering mechanism Replace or adjust the steering control elements of the steering caster if necessary Replac...

Page 180: ...dant Hilow columns Head section motor Plastic sleep deck Model Number CPR release Head section gas spring Knee section motor Automatic contour Foot section motor Dining Chair Position Trendelenburg Reverse Trendelenburg Serial Number Battery Siderails Foot extension Pivot points Casters Braking and steering Accessories SideCom Communication System Total Cost for this Page Labor Time Repair Cost In...

Page 181: ...es Accessories For CareAssist Bed accessories see table 7 1 on page 7 1 Table 7 1 Accessories List Product Number Description P158 Infusion Support System P276 Oxygen Tank Holder P2217 Standard IV Pole P734EA1 Mattress Pad Extender P731EA3 Mattress P163 Adapter Bracket ...

Page 182: ...o liters of intravenous solution Installation WARNING Do not exceed ISS pole weight capacity Personal injury or equipment damage could occur WARNING When lowering the upper section of an ISS pole always grasp and hold the upper section of the pole before twisting the release knob Failure to do so could result in personal injury or equipment damage 1 Install the P163 adapter into any of the four eq...

Page 183: ...t the foot end of the bed make sure the Knee Up Down controls are locked out Failure to do so can result in caregiver patient or visitor injury if the foot section fully lowers and the holder becomes dislodged from the bed Installation 1 Install the mounting bar vertically into an equipment socket at any corner of the bed 2 Place one E size oxygen tank in the holder 3 Tighten the holder thumbscrew...

Page 184: ... provided WARNING Do not exceed IV rod weight capacity personal injury or equipment damage could result WARNING When lowering the upper section of an IV rod always grasp and hold the upper section of the pole before pulling the release knob Failure to do so could result in personal injury or equipment damage Installation Install the IV rod in an equipment socket at any corner of the bed Removal Re...

Page 185: ...5 7 7 4 Mattress Pad Extender P734EA1 Tools required None Installation 1 Extend the foot section A see figure 7 1 on page 7 5 Figure 7 1 Mattress Pad Extender 2 Insert the extender between the footboard and mattress Removal Reverse the installation procedure to remove mattress pad extender m330_121 A ...

Page 186: ...ssories Page 7 6 CareAssist Bed Service Manual man330 7 5 Mattress P731EA3 Tools required None Installation 1 Lower all four siderails 2 Set the mattress on the sleep deck Removal Reverse the installation procedure to remove the mattress ...

Page 187: ...SideCom Communication System Chapter 3 ...

Page 188: ...Siderail Interface P C Board 72207 and 71514 Chapter 3 ...

Page 189: ...Caregiver Control Chapter 3 ...

Page 190: ...Left Caregiver Signal Conditioning Chapter 3 ...

Page 191: ...Bed Control Board Power and Phase Control Chapter 3 ...

Page 192: ...Bed Control Board Power Management Chapter 3 ...

Page 193: ...Bed Control Board Battery Management Chapter 3 ...

Page 194: ...Bed Control Board Clock and Divider Chapter 3 ...

Page 195: ...Bed Control Board Relay FET and Drivers Chapter 3 ...

Page 196: ...Bed Control Board PLD and Connector Chapter 3 ...

Page 197: ...Bed Control Board Motor Current Limiter Chapter 3 ...

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