Invacare HomeFillII AW Service Manual Download Page 83

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SECTION 12—WIRING ASSEMBLIES

Part No 1154316

HomeFill

II AW Compressor

FIGURE 12.3

Replacing Bleed Resistor Assemblies - Units Manufacture Before 7/3/06

Units Manufacture After 7/3/06

NOTE: The bleed resistors in this view are for units made before 7/3/06. On units made after
7/3/06, bleed resistors are on the PC board with a separate wiring harness.

Replacing HFII Assembly Wire Harness

NOTE: For this procedure, refer to FIGURE 12.4 on page 84.

1. Remove the cabinet. Refer to Removing/Installing the Cabinet on page 25.

2. Remove the control panel. Refer to Removing/Installing Control Panel on page 29.

3. Note the orientation of the connectors on the power inlet (Detail “A”).

4. Disconnect the two connectors from the power inlet.

5. Note the orientation of the two connectors on the hour meter (Detail “A”).

6. Disconnect the two connectors from the hour meter.

Bleed Resistor

Assembly 1

Motor Assembly

Grounding Clip

Bleed Resistor

Assembly 2

DETAIL “A”

DETAIL “B”

DETAIL “C”

Power Inlet

Bleed Resistor

Assembly 1

Control Panel

Bleed Resistor

Assembly 2

Summary of Contents for HomeFillII AW

Page 1: ...ocedures in this manual MUST be performed by a qualified technician For more information regarding Invacare products parts and services please visit www invacare com 0434 HomeFill II AW Compressor NOT...

Page 2: ...THE PROCEDURES IN THIS SERVICE MANUAL MUST BE PERFORMED BY A QUALIFIED TECHNICIAN REFERENCE DOCUMENTS Refer to the following table for part numbers of additional documents which are referenced in this...

Page 3: ...ssor to the Concentrator 17 SECTION 3 CHECKLIST AND CYLINDER INSPECTION 18 Compressor Operation Checklist 18 Cylinder Prefill Inspection 18 Hydrostatic Testing Date 19 External Examination 19 SECTION...

Page 4: ...g Replacing Capacitor 38 Testing 38 Replacing Capacitor 39 Removing Connector Fillport Dust Cover and Lanyard Units Manufactured Before 10 03 2005 40 Removing 40 Removing Installing Connector Fillport...

Page 5: ...83 SECTION 13 TROUBLESHOOTING CYLINDER FILL TIMES 85 Indicator Light Explanation 85 Troubleshooting 85 Cylinder Fill Times 87 Leak Test 87 Cylinder Fill Test 88 HomeFill 2000 psi Switch P C B Shut Do...

Page 6: ...These substances may become flammable in the presence of oxygen and cause injury Avoid touching the cylinder fitting whenever possible Example of items to avoid are hand creams or lotions cooking oils...

Page 7: ...40 C at 15 to 60 non condensing humidity Atmospheric Pressure 700 to 1060 hPa Storage and Transport 25 to 158 F 23 to 70 C at 15 to 95 non condensing humidity Input Pressure Required 14 21 PSI 96 5 14...

Page 8: ...8080 English 1145734 1148081 Spanish 1145735 1148082 French 1145736 1148083 German 1145737 1148084 Portuguese 1145738 1148085 Norwegian 1145739 1148086 Finnish 1145740 1148087 Danish 1145741 1148088 I...

Page 9: ...LABEL LOCATIONS Part No 1154316 9 HomeFill II AW Compressor NOTE Compressor shown without cylinder attached...

Page 10: ...s situation which if not avoided could result in death or serious injury CAUTION Caution indicates a potentially hazardous situation which if not avoided may result in property damage or minor injury...

Page 11: ...y damage DO NOT use the Invacare HomeFill compressor with anything other than an Invacare oxygen concentrator Use only with specially designed Invacare oxygen concentrators that are HomeFill compatibl...

Page 12: ...tom portable oxygen cylinders for personal use This product is intended for single patient use in the indoor homecare environment only and is not to be used for bulk cylinder refilling No specific pro...

Page 13: ...rvice unit before use Refer to Replacing Burst Disk Fitting on page 42 If improperly positioned and secured the power cord and interconnect hose can cause injury due to tripping and falling Product da...

Page 14: ...the trunk of a car or other high temperature area Storage in areas such as this can result in bursting of the cylinder assembly or fire Risk of Injury or Damage NEVER transport a compressor with a cyl...

Page 15: ...use in a professional healthcare environment Portable and mobile RF communications equipment can affect the operation of this equipment The compressor may be stacked on top on an Invacare HomeFill com...

Page 16: ...n using a calibrated oxygen analyzer NOTE The oxygen concentration reading MUST be above 90 at 5 L min 4 Provided the oxygen concentration is 90 or higher at 5 L min record the following on the repair...

Page 17: ...NOTE The metal tabs on the concentrator outlet fitting and the compressor inlet fitting will pop out with an audible click when the end of the interconnect hose is properly installed Detail C 3 For m...

Page 18: ...sor On Examine the indicator lights on the control panel Disconnect and remove the full cylinder Turn the compressor Off If filling another cylinder repeat this checklist Cylinder Prefill Inspection W...

Page 19: ...tside of the cylinder for the following conditions and replace the cylinder if they exist Dents or dings Arc burns Oil or grease Any other signs of damage that might cause a cylinder to be unacceptabl...

Page 20: ...cylinder gauge If the cylinder pressure is less than 1500 psig 10342 kPa proceed to STEP 2 NOTE For location of the cylinder gauge refer to the cylinder user manual If the cylinder pressure is greate...

Page 21: ...pushing down on the cylinder regulator assembly to couple the cylinder fillport into the connector fillport Detail A of FIGURE 4 2 NOTE The cylinder is properly connected when an audible click is hear...

Page 22: ...tor assembly to remove from the connector fillport 5 When the cylinder fillport is disconnected from the connector fillport release the outer ring sleeve of the connector fillport and use two hands to...

Page 23: ...equence of events should occur 0 3 minutes The WAIT YELLOW light will be lit while the compressor warms up After three minutes The FILLING GREEN light will be on while the cylinder is filling The FULL...

Page 24: ...larm O2 BELOW NORMAL YELLOW Light FULL GREEN Light Control Panel WAIT YELLOW Light FILLING GREEN Light Power Switch For HomeFill units manufactured before 02 02 06 I O Attention RED light and Audible...

Page 25: ...inder if attached Refer to Disconnecting Cylinder From Compressor on page 22 3 Remove the four mounting screws that secure the cabinet assembly to the base assembly 4 Lift the cabinet straight up off...

Page 26: ...c rivets proceed to STEP 3 3 Using the flat head screwdriver pry the lip of the cabinet filter grid out of the cabinet Detail C Installing NOTE For units that have plastic rivets the cabinet MUST be r...

Page 27: ...e cabinet FIGURE 5 3 Replacing Non Skid Adhesive Back Pad Replacing Foam Gasket NOTE For this procedure refer to FIGURE 5 4 1 Remove the cabinet Refer to Removing Installing the Cabinet on page 25 2 P...

Page 28: ...an to the isolator plate NOTE Before securing exhaust fan in place ensure airflow arrow molded into the side of the fan points toward the back and out of the unit 7 Secure the exhaust fan to the isola...

Page 29: ...isconnect the opaque oxygen sensor tube from the barbed fitting opposite the sensor Detail B 7 Note the location of the two wire connectors of the power switch for later replacement 8 Disconnect the t...

Page 30: ...Screws Control Panel Base Assembly Opaque Oxygen Sensor Tube Sensor Wiring Harness Connection Wiring Harness Connection Wiring Harness Connection Circuit Board Wire Connectors Power Switch Bleed Resis...

Page 31: ...st the continuity of the switch by placing the meter leads on the switch terminals where the wires were connected B Turn the switch to the On position C If no indication of continuity is achieved proc...

Page 32: ...e damage may occur Consult the HomeFill parts book for the correct circuit board NOTE For this procedure refer to FIGURE 6 4 on page 32 1 Remove the cabinet Refer to Removing Installing the Cabinet on...

Page 33: ...he two mounting screws securing the accumulator assembly to the main brackets 4 Cut the two tie wraps securing the two fittings to the oxygen hoses 5 Remove the existing accumulator assembly Installin...

Page 34: ...supplied with the front fuse only The rear location is for an optional spare fuse When replacing the front fuse ensure that there is a spare fuse with the same type and rating in the fuse drawer 5 In...

Page 35: ...power inlet NOTE The dual terminal connector houses the top and middle wire connectors 5 Disconnect the bottom wire connector from the power inlet 6 Disconnect the dual terminal connector from the po...

Page 36: ...meter from the inside of the base 5 Position the retaining clip on the inside of the compressor base assembly 6 Insert the hour meter through the front of the base assembly and through the retaining...

Page 37: ...7 4 Replacing O2 Inlet Connector Inlet Connector Dust Cap Replacing Transformer NOTE For this procedure refer to FIGURE 7 5 on page 38 Tools required for this procedure are Phillips screwdriver 1 Rem...

Page 38: ...nstalling the Cabinet on page 25 2 Remove the two wire connectors from the capacitor 3 Discharge the capacitor by placing a screw driver with an insulated handle across the wire connectors on the top...

Page 39: ...screwdriver side cutters 1 Remove the cabinet Refer to Removing Installing the Cabinet on page 25 2 Remove the two wire connectors from the capacitor 3 Discharge the capacitor by placing a screw drive...

Page 40: ...g the oxygen line to the connector fillport 2 Remove the quick release pin 3 Remove the mounting screw connecting the flange to the base 4 Remove the connector fillport from the base 5 Remove the lock...

Page 41: ...t the bottom of the connector fillport 6 Remove the flange 7 Remove the existing lanyard from the shaft Installing 1 Install the new lanyard onto the shaft 2 Secure the flange to the bottom of the con...

Page 42: ...itch to 50 55 in lbs 5 65 6 21 Nm 8 Install the two wires from the high pressure switch 9 Perform Leak Test procedure Refer to Leak Test on page 87 10 Perform Fill Test procedure Refer to Cylinder Fil...

Page 43: ...SECTION 7 BASE COMPONENTS Part No 1154316 43 HomeFill II AW Compressor FIGURE 7 9 Replacing the High Pressure Switch Replacing Burst Disk Fitting High Pressure Switch Burst Disk Fitting...

Page 44: ...ylinder Refer to Connecting Disconnecting Cylinder to from Compressor on page 20 3 Disconnect power from the HomeFill unit 4 Remove the cabinet Refer to Removing Installing the Cabinet on page 25 5 Di...

Page 45: ...sconnect the high pressure oxygen line from the cylinder fillport connector FIGURE 8 3 10 Loosen the two screws that secure the bottom of the control panel in place FIGURE 8 3 11 Remove the two screws...

Page 46: ...4 15 Remove the oxygen inlet hose from the receptacle fitting FIGURE 8 4 16 Using diagonal cutters cut the tie wrap that secures the oxygen sensor tubing to the oxygen inlet hose FIGURE 8 4 17 Remove...

Page 47: ...sor FIGURE 8 4 Base Replacement Tie Wrap Oxygen Inlet Hose Stage 1 Oxygen Inlet Hose Receptacle Fitting Tie Wrap Oxygen Sensor Tubing Tie Wrap Wire and Jumper Connectors Hour Meter Detail A Transforme...

Page 48: ...ie wrap mount 25 Remove the mounting screw that secures the tie wrap mount not shown to the base 26 Remove the tie wrap mount not shown 27 Remove the two mounting screws that secure the transformer to...

Page 49: ...he following FIGURE 8 7 For units manufactured before 10 2 2005 i Remove the mounting screw that secures the bracket to the base ii Remove pin partially out iii Lift connector fillport assembly up off...

Page 50: ...FIGURE 8 6 3 Install hour meter into the base and secure with retaining clip FIGURE 8 6 4 Install the power inlet into the base and secure with two mounting screws FIGURE 8 6 5 Install the transforme...

Page 51: ...e hose with a tie wrap using a tie wrap gun set at 8 FIGURE 8 4 18 Secure the control panel gussets to the rear of the base assembly with two mounting screws FIGURE 8 1 19 Secure the bottom of the con...

Page 52: ...oving Installing the Cabinet on page 25 3 Disconnect power from the HomeFill unit 4 Remove the cabinet Refer to Removing Installing the Cabinet on page 25 5 Disconnect the two pin connector that conne...

Page 53: ...nector FIGURE 9 3 10 Loosen the two screws that secure the bottom of the control panel in place FIGURE 9 3 11 Remove the two screws that secure the control panel gussets to the rear of the base assemb...

Page 54: ...4 16 Using diagonal cutters cut the tie wrap that secures the oxygen sensor tubing to the oxygen inlet hose FIGURE 9 4 17 Remove the oxygen sensor tubing from the oxygen inlet hose FIGURE 9 4 18 Note...

Page 55: ...sor FIGURE 9 4 Motor Replacement Tie Wrap Oxygen Inlet Hose Stage 1 Oxygen Inlet Hose Receptacle Fitting Tie Wrap Oxygen Sensor Tubing Tie Wrap Wire and Jumper Connectors Hour Meter Detail A Transform...

Page 56: ...from the large pulley and motor pulley Refer to Detail A in FIGURE 9 6 26 Rotate pump assembly 180 so that the motor is facing up 27 Remove the two mounting screws two bushings and two washers that se...

Page 57: ...in FIGURE 9 6 2 Position the motor on the pump assembly Refer to Detail B in FIGURE 9 6 3 Secure the two washers and motor to the pump assembly with two mounting screws and two bushings Torque mounti...

Page 58: ...p FIGURE 9 4 13 Connect the oxygen inlet hose to the receptacle fitting FIGURE 9 4 14 Secure the oxygen inlet hose to the receptacle fitting with a tie wrap FIGURE 9 4 15 Connect the oxygen inlet hose...

Page 59: ...RE 10 5 1 Install an empty cylinder onto the compressor to release the pressure in the lines 2 Remove the cylinder Refer to Removing Installing the Cabinet on page 25 3 Disconnect power from the HomeF...

Page 60: ...Part No 1154316 FIGURE 10 1 Compressor Replacement HomeFill Units Manufactured Before 8 1 05 Two Pin Connector STEP 4 Wires STEP 5 Capacitor Motor Grounding Clip Control Panel Gusset Mounting Screw Co...

Page 61: ...onnector FIGURE 10 3 10 Loosen the two screws that secure the bottom of the control panel in place FIGURE 10 3 11 Remove the two screws that secure the control panel gussets to the rear of the base as...

Page 62: ...0 4 16 Using diagonal cutters cut the tie wrap that secures the oxygen sensor tubing to the oxygen inlet hose FIGURE 10 4 17 Remove the oxygen sensor tubing from the oxygen inlet hose FIGURE 10 4 18 N...

Page 63: ...ressor Replacement HomeFill Units Manufactured Before 8 1 05 Tie Wrap Oxygen Inlet Hose Stage 1 Oxygen Inlet Hose Receptacle Fitting Tie Wrap Oxygen Sensor Tubing Tie Wrap Wire and Jumper Connectors H...

Page 64: ...or this procedure refer to FIGURE 10 6 New Components Needed Motor with Pulley and attaching hardware Timing Belt Pump Assembly NOTE Pump assembly comes with the connecting lines between stages FIGURE...

Page 65: ...il A in FIGURE 10 6 on page 66 5 Secure the two washers and motor to the pump assembly with two mounting screws and two bushings Torque mounting screws to 60 70 in lbs 6 78 7 9 Nm Refer to Detail B an...

Page 66: ...e motor pump assembly to the base with six mounting screws Torque mounting screws to 25 30 in lbs 2 82 3 39 Nm FIGURE 10 5 3 Position control panel assembly on base FIGURE 10 4 4 Connect the two conne...

Page 67: ...ure the hose with a tie wrap using a tie wrap gun set at 8 FIGURE 10 4 12 Secure the control panel gussets to the rear of the base assembly with two mounting screws FIGURE 10 1 13 Secure the bottom of...

Page 68: ...Installing the Cabinet on page 25 3 Disconnect power from the HomeFill unit 4 Remove the cabinet Refer to Removing Installing the Cabinet on page 25 5 Disconnect the two pin connector that connects t...

Page 69: ...onnector FIGURE 10 9 10 Loosen the two screws that secure the bottom of the control panel in place FIGURE 10 9 11 Remove the two screws that secure the control panel gussets to the rear of the base as...

Page 70: ...10 16 Using diagonal cutters cut the tie wrap that secures the oxygen sensor tubing to the oxygen inlet hose FIGURE 10 10 17 Remove the oxygen sensor tubing from the oxygen inlet hose FIGURE 10 10 18...

Page 71: ...ressor Replacement HomeFill Units Manufactured After 8 1 05 Tie Wrap Oxygen Inlet Hose Stage 1 Oxygen Inlet Hose Receptacle Fitting Tie Wrap Oxygen Sensor Tubing Tie Wrap Wire and Jumper Connectors Ho...

Page 72: ...pulley and motor pulley Refer to Detail A in FIGURE 10 12 27 Rotate pump assembly 180 so that the motor is facing up 28 Remove the two mounting screws two bushings and two washers that secure the moto...

Page 73: ...FIGURE 10 12 1 Position the washers on the new pump assembly Refer to Detail C in FIGURE 10 12 2 Position the motor on the new pump assembly Refer to Detail B in FIGURE 10 12 3 Press the large pulley...

Page 74: ...FIGURE 10 10 13 Connect the four connectors to the transformer as noted in STEP 18 on page 70 FIGURE 10 10 14 Connect the oxygen sensor tubing to the oxygen inlet hose and secure with tie wrap FIGURE...

Page 75: ...Removing Installing the Cabinet on page 25 3 Disconnect power from the HomeFill unit 4 Remove the cabinet Refer to Removing Installing the Cabinet on page 25 5 Disconnect the two pin connector that co...

Page 76: ...two screws that secure the bottom of the control panel in place FIGURE 11 3 11 Remove the two screws that secure the control panel gussets to the rear of the base assembly FIGURE 11 1 FIGURE 11 3 Tim...

Page 77: ...e oxygen inlet hose FIGURE 11 4 17 Remove the oxygen sensor tubing from the oxygen inlet hose FIGURE 11 4 18 Note where each of the four wires and two jumpers are connected to the transformer 19 Using...

Page 78: ...316 FIGURE 11 4 Timing Belt Replacement Tie Wrap Oxygen Inlet Hose Stage 1 Oxygen Inlet Hose Receptacle Fitting Tie Wrap Oxygen Sensor Tubing Tie Wrap Wire and Jumper Connectors Hour Meter Detail A Tr...

Page 79: ...Belt Replacement 24 Carefully place the pump assembly upside down on the table 25 Remove the timing belt by gently pulling the belt away from the large pulley and motor pulley FIGURE 11 6 FIGURE 11 6...

Page 80: ...he oxygen inlet hose and secure with tie wrap FIGURE 11 4 10 Connect the oxygen inlet hose to the receptacle fitting FIGURE 11 4 11 Secure the oxygen inlet hose to the receptacle fitting with a tie wr...

Page 81: ...are Phillips screwdriver 1 Remove the cabinet Refer to Removing Installing the Cabinet on page 25 2 Remove the control panel Refer to Removing Installing Control Panel on page 29 3 Remove the two mou...

Page 82: ...om the power inlet Detail A 3 Disconnect the bleed resistor assembly 1 from the grounding clip on the motor assembly Detail B 4 Disconnect bleed resistor assembly 2 from the control panel Detail C 5 D...

Page 83: ...r to FIGURE 12 4 on page 84 1 Remove the cabinet Refer to Removing Installing the Cabinet on page 25 2 Remove the control panel Refer to Removing Installing Control Panel on page 29 3 Note the orienta...

Page 84: ...tor Detail D 8 Note the orientation of the two connectors to the exhaust fan Detail D 9 Disconnect the connectors from the exhaust fan 10 Reverse STEPS 1 9 to install the new HFII assembly wire harnes...

Page 85: ...pressor is On Cylinder is finished filling full Remove cylinder Full light is On in 10 mins or Cylinder is not attached properly Check connection Full light is On in 10 mins Cylinder filling stops Can...

Page 86: ...sor Off until the concentrator warms up If the YELLOW light still remains on proceed to STEP 2 2 Inspect the connection between the compressor and the concentrator for damage or pinching If damaged re...

Page 87: ...e disconnect 3 Attach the oxygen concentrator line to the inlet fitting Refer to Concentrator Verification and Maintenance on page 16 4 Ensure that the concentrator output is greater than 90 at 2 5 L...

Page 88: ...aches 2000 100 psi 13790 689 kPa the unit should shut Off 14 Bleed the pressure down to 1000 200 psi 6895 1379 kPa and repeat STEP 13 to confirm Cylinder Fill Test NOTE For this procedure refer to FIG...

Page 89: ...linder is positioned at 0 3 Connect the concentrator bulkhead fitting to the HomeFill inlet fitting Refer to Concentrator Verification and Maintenance on page 16 4 Attach the timer to the HomeFill A N...

Page 90: ...r output is greater than 90 the cylinder is in the 0 position and there are no leaks in the HomeFill unit Refer to Leak Test on page 87 10 Remove the full cylinder from the HomeFill and bleed the pres...

Page 91: ...SECTION 13 TROUBLESHOOTING CYLINDER FILL TIMES Part No 1154316 91 HomeFill II AW Compressor FIGURE 13 2 Cylinder Fill Test Brown Wire Connector Blue Wire Connector Hour Meter...

Page 92: ...13790 689 kPa CAUTION If the HomeFill unit exceeds 2100 psi 14479 kPa without shutting down manually turn the unit off otherwise damage to the unit can occur A Watch the needle on the gauge to insure...

Page 93: ...SECTION 13 TROUBLESHOOTING CYLINDER FILL TIMES Part No 1154316 93 HomeFill II AW Compressor FIGURE 13 3 HomeFill 2000 psi Switch P C B Shut Down Test HomeFill 2000 psi gauge Connector Fillport...

Page 94: ...ne and does not include items damaged due to abuse and misuse Useful life is dependent upon many factors Normal wear and tear items and components for this product are listed below All types of filter...

Page 95: ...net NOTE Perform this procedure at least once a week 1 Unplug the compressor Grasp the plug not the cord 2 Remove the filter 3 Clean the filter with a vacuum cleaner or wash in warm soapy water and ri...

Page 96: ...infect the equip ment per Cleaning Disinfection policy VISUAL INSPECTION Check the electrical cord for damage Inspect the cabinet for damage Inspect the oxygen intake con nection for damage and or the...

Page 97: ...GREEN light will come on when the O2 from the concentrator is 90 C The compressor begins to fill the cylinder D Disconnect the concentrator oxygen supply line and observe that the O2 below Normal YELL...

Page 98: ...linder Hydrostatic test date If the cylinder is within 6 months of needing to be re certified remove the cylinder from service and send it to be Hydrostatic tested re certified Bleed the cylinder down...

Page 99: ...leaks CAUTION DO NOT soak conserver or regulator focus on cylinder conserver interface 5 Test the flow of the regulator at continuous flow It should read 2 L min 6 Connect an oxygen cannula to the con...

Page 100: ...he crossed out wheelie bin symbol is placed on this product to encourage you to recycle wherever possible Follow local governing ordinances and recycling plans regarding disposal of the device or comp...

Page 101: ...SECTION 15 AFTER USE Part No 1154316 101 HomeFill II AW Compressor NOTES...

Page 102: ...SECTION 15 AFTER USE HomeFill II AW Compressor 102 Part No 1154316 NOTES...

Page 103: ...atown Road Swords County Dublin Ireland Tel 353 1 810 7084 Fax 353 1 810 7085 ireland invacare com www invacare ie Italia Invacare Mecc San s r l Via dei Pini 62 I 36016 Thiene VI Tel 39 0445 38 00 59...

Page 104: ...ten permission from Invacare Trademarks are identified by and All trademarks are owned by or licensed to Invacare Corporation or its subsidiaries unless otherwise noted Platinum is a registered tradem...

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