Invacare Perfecto 2 SeriesIRC5PO2AW Service Manual
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Invacare Perfecto 2 SeriesIRC5PO2AW Service Manual

Homefill compatible
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Service Manual
™
Perfecto
Series
2
Oxygen Concentrator
®
(HomeFill
Compatible)
Model IRC5PO2AW
Model IRC5PO2VAW
DEALER: Keep this manual. The procedures in this manual
MUST be performed by a qualified technician.
For more information regarding
Invacare products, parts, and services,
please visit www.invacare.eu.com

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Summary of Contents for Invacare Perfecto 2 SeriesIRC5PO2AW

  • Page 1 ™ Perfecto Series Oxygen Concentrator ® (HomeFill Compatible) Model IRC5PO2AW Model IRC5PO2VAW DEALER: Keep this manual. The procedures in this manual MUST be performed by a qualified technician. For more information regarding Invacare products, parts, and services, please visit www.invacare.eu.com...
  • Page 2 WARNING Invacare products are specifically designed and manufactured for use in conjunction with Invacare accessories. Accessories designed by other manufacturers have not been tested by Invacare and are not recommended for use with Invacare products. PERFECTO PARTS COMPATIBILITY The Platinum concentrator and the Perfecto Series concentrator share many similar components.

  • Page 3: Table Of Contents

    TABLE OF CONTENTS TABLE OF CONTENTS SPECIAL NOTES ................6 FEATURES ..................7 TYPICAL PRODUCT PARAMETERS ............ 8 SECTION 1—IMPORTANT SAFEGUARDS .......... 10 Important Safeguards ..........................10 Radio Frequency Interference .......................11 SECTION 2—INSTALLATION/SEQUENCE OF OPERATION ....12 Verification of Battery Free Power Loss Alarm ................12 Sequence of Operation ...........................12 SensO Oxygen Sensor Technology - Ceramic Zirconia Sensor ..........13...
  • Page 4 TABLE OF CONTENTS TABLE OF CONTENTS SECTION 12—HEAT EXCHANGER ASSEMBLY ........58 Replacing Heat Exchanger Assembly ....................58 SECTION 13—CONTROL PANEL ............60 Removing Control Panel.........................60 SECTION 14—COOLING FAN ............62 Replacing Cooling Fan ..........................62 SECTION 15—P.C. BOARD .............. 65 Replacing P.C. Board..........................65 SECTION 16—TRANSFORMER ............
  • Page 5 SECTION 25— SIEVE BED PRESSURE CHECK ........91 Checking Sieve Bed Pressure (Model IRC5PO2AW Only)............91 Disassembly ............................91 Pressure Testing...........................91 Checking Sieve Bed Pressure (Model IRC5PO2VAW Only)............93 Disassembly ............................93 Installation..............................93 Pressure Testing...........................94 After Testing ............................94 CUSTOMER SERVICE AND WARRANTY INFORMATION ....95 Part No 1154245 Perfecto2™Series...

  • Page 6: Special Notes

    SPECIAL NOTES SPECIAL NOTES Signal words are used in this manual and apply to hazards or unsafe practices which could result in personal injury or property damage. Refer to the table below for definitions of the signal words. SIGNAL WORD MEANING Danger indicates an imminently hazardous situation which, DANGER...

  • Page 7: Features

    Southern, 1145806 - Scandinavian, for connection and operating instructions. When not in use, the plug provided with the concentrator should be inserted into the outlet fitting. For more information about the HomeFill, contact your Invacare dealer. Outlet Fitting* Power Inlet Part No 1154245 Perfecto...

  • Page 8: Typical Product Parameters

    34.5 kPa ± 3.45 kPa. (5 psi ± 0.5 psi) Flow Range: 0.5 to 5 L/min For flowrates less than 1 L/min, we recommend the use of the Invacare Pediatric Flowmeter IRCPF16AW Accessory Potential Obstruction Alert: 0.5 to 5 L/min The concentrator detects a condition that may indicate a potential obstruction of the output oxygen.

  • Page 9: Indicator Lights

    TYPICAL PRODUCT PARAMETERS Oxygen Output Temperature: Less than Ambient +3°C (+ 8°F) Cabinet: Impact Resistant flame-retardant plastic cabinet that conforms to UL 94-V0 No AP/APG: Not suitable for use in the presence of a flammable anaesthetic mixture. Electrical: No extension cords Placement: No closer than 30.5 cm (12 in) from any wall, furniture or draperies to assure sufficient air flow.

  • Page 10: Section 1-Important Safeguards

    NOT use any lubricants unless recommended by Invacare. Operating Information For optimum performance, Invacare recommends that each concentrator be on and running for a minimum of 30 minutes at a time. Shorter periods of operation may reduce maximum product life.

  • Page 11: Radio Frequency Interference

    SECTION 1—IMPORTANT SAFEGUARDS Radio Frequency Interference This equipment has been tested and found to comply with EMC limits specified by IEC/ EN 60601-1-2. These limits are designed to provide a reasonable protection against electromagnetic interference in a typical medical installation. Other devices may experience interference from even the low levels of electromagnetic emissions permitted by the above standards.

  • Page 12: Section 2-Installation/Sequence Of Operation

    SECTION 2—INSTALLATION/SEQUENCE OF OPERATION SECTION 2—INSTALLATION/ SEQUENCE OF OPERATION Verification of Battery Free Power Loss Alarm Check the concentrator for proper operating conditions. 1. If the unit has been in below-freezing temperatures, allow it to warm up to room temperature before operating. 2.

  • Page 13: Senso Oxygen Sensor Technology - Ceramic Zirconia Sensor

    SECTION 2—INSTALLATION/SEQUENCE OF OPERATION The electrical activation of the 4-way Valve is accomplished every 8 to 15 seconds by the pressure sensor and P.C. Board electronics when the pressure reaches a set point of 144.79 kPa (21 psi) output flows 4 L/min and above or 110.32 kPa (16 psi) output flows 3 L/min and below.
  • Page 14 SECTION 2—INSTALLATION/SEQUENCE OF OPERATION After five minutes, if the oxygen purity exceeds 85% ± 2%, the GREEN light will continue to illuminate. If the oxygen level is not above 85% ± 2% after the first five minutes, the system will continue to monitor the O and wait for a maximum of 30 minutes from start-up to reach 85% ±...

  • Page 15: Section 3-Pneumatic Diagram

    SECTION 3—PNEUMATIC DIAGRAM SECTION 3—PNEUMATIC DIAGRAM Perfecto Oxygen Concentrator Ouput Output HEPA Filter Check Valve Flowmeter Patient Output Oxygen Sensor Pressure (SensO models Only) Regulator Pressure Sensor p.s.i. P.C. Board Product Tank Check Valves Air Inlet Cabinet Filter Compressor Inlet Filter Sieve Sieve P.E.

  • Page 16: Section 4-Troubleshooting

    If the breaker does not trip, run unit for approximately two hours. The circuit breaker should be less than 10 ohms. If breaker trips again, there is an internal problem. Contact Invacare Technical Service. Perfecto ™ Part No 1154245...
  • Page 17 SECTION 4—TROUBLESHOOTING SYMPTOM PROBABLE CAUSE SOLUTION Power Loss: P.C. board. (Continued) a. P.C. board damaged. a. Replace P.C. Board. Refer to Internal Status Indicators: Replacing P.C. Board on page 65. RED: Off b. Loose or damaged connector. b. Repair or replace connector. GREEN: Off Unit plugged in, power switch, alarm off.
  • Page 18 SECTION 4—TROUBLESHOOTING SYMPTOM PROBABLE CAUSE SOLUTION LOW PRESSURE: Compressor inlet filter dirty or Replace compressor inlet filter. Refer to Internal Status Indicators: plugged. Replacing the Compressor Inlet HEPA RED: One Flash Filter on page 26. GREEN: One Flash Compressor: a. Leaks at fittings or tubing a.
  • Page 19 SECTION 4—TROUBLESHOOTING SYMPTOM PROBABLE CAUSE SOLUTION Unit not operating: Alarm: P.C. board Failure. Replace P.C. board.Refer to Replacing P.C. On or Off Board on page 65. Internal Status Indicators: RED: Two Flashes GREEN: Four Flashes Or RED: Two Flashes GREEN: Five Flashes Low Concentration: NOTE: Cabinet filters dirty.
  • Page 20 SECTION 4—TROUBLESHOOTING SYMPTOM PROBABLE CAUSE SOLUTION Low Concentration Flowmeter: (Continued) a. Flowmeter opened beyond a. Return flow to maximum setting. maximum flow rate. b. Cracked or broken fitting. b. Replace fitting. c. Input tubing leaking or loose. c. Repair or replace. Refer to Replacing Flowmeter on page 70.
  • Page 21 SECTION 4—TROUBLESHOOTING SYMPTOM PROBABLE CAUSE SOLUTION Unit Overheats: Base exhaust vent plugged or Place unit at least 30,5 cm (12-inches) restricted. from any wall. DO NOT place unit on pile or shag carpeting that may restrict air flow. Cabinet filters dirty or blocked. Clean or replace.
  • Page 22 SECTION 4—TROUBLESHOOTING SYMPTOM PROBABLE CAUSE SOLUTION Unit Not Operating, Transformer assembly: Internal Status Indicators: a. Assembly connector a. Reattach connector. RED: Off disconnected. GREEN: Off b. Faulty transformer assembly. b. Replace transformer assembly. Refer Control Panel Indicators: to Replacing the Transformer on RED: Off page 68.

  • Page 23: Section 5-Cabinet

    SECTION 5—CABINET SECTION 5—CABINET Removing Cabinet DANGER To prevent electrical shock, ALWAYS disconnect concentrator from electrical outlet before servicing. NOTE: For this procedure, refer to FIGURE 5.1. 1. Unplug unit. 2. Remove the four mounting screws that secure cabinet assembly to the base assembly. 3.

  • Page 24: Section 6-Preventive Maintenance

    To prevent electrical shock, ALWAYS disconnect concentrator from electrical outlet before servicing. WARNING The Invacare concentrators are specifically designed to minimize routine preventive maintenance. Only qualified personnel should perform preventive maintenance on the concentrator. NOTE: At a minimum, preventive maintenance MUST be performed according to the maintenance record guidelines.

  • Page 25: Replacing The Outlet Hepa Filter

    SECTION 6—PREVENTIVE MAINTENANCE Filter FIGURE 6.1 Cleaning the Cabinet Filter Replacing the Outlet HEPA Filter Check the Outlet HEPA Filter NOTE: The outlet HEPA filter can be checked during preventive maintenance or between patients by performing the following procedure. 1. Turn the concentrator on and adjust the flowmeter to the maximum flow of the unit. 2.

  • Page 26: Replacing The Compressor Inlet Hepa Filter

    SECTION 6—PREVENTIVE MAINTENANCE Tubing Outlet HEPA Filter Tubing FIGURE 6.2 Replace the Outlet HEPA Filter Replacing the Compressor Inlet HEPA Filter NOTE: For this procedure, refer to FIGURE 6.3 on page 26. NOTE: Perform this procedure as needed depending upon the environment the concentrator is used in.
  • Page 27 SECTION 6—PREVENTIVE MAINTENANCE NOTE: Perform this procedure as needed depending upon the environment the concentrator is used in. 1. Unplug unit. 2. Remove cabinet. Refer to Removing Cabinet on page 23. 3. Cut tie wrap that secures the bottom of the manifold exhaust tube to the “F” tube. 4.
  • Page 28 SECTION 6—PREVENTIVE MAINTENANCE Top of Manifold Exhaust Tube Sound Box Rubber Grommet Tie Wraps Exhaust Canister Tie Wraps Throttling Muffler DETAIL “A” Muffler Body 8” Tie-Wrap Throttling Muffler Exhaust Muffler Assembly Muffler Grommet Grommet Exhaust Canister 8” Tie-Wrap FIGURE 6.5 Replacing the Muffler Assembly Perfecto ™...

  • Page 29: Cleaning The Heat Exchanger

    SECTION 6—PREVENTIVE MAINTENANCE Cleaning the Heat Exchanger DANGER To prevent electrical shock, ALWAYS disconnect concentrator from electrical outlet before servicing. NOTE: For this procedure, refer to FIGURE 6.6 on page 29. 1. Unplug unit. 2. Remove cabinet. Refer to Removing Cabinet on page 23. CAUTION Use care not to deform heat exchanger when installing, removing or cleaning.
  • Page 30 SECTION 6—PREVENTIVE MAINTENANCE MODEL NO. IR C SERIAL NO. FIGURE 6.7 Preventive Maintenance Record Perfecto ™ Part No 1154245...

  • Page 31: Section 7-Compressor

    SECTION 7—COMPRESSOR SECTION 7—COMPRESSOR DANGER To prevent electrical shock, ALWAYS disconnect concentrator from electrical outlet before servicing. Replacing Compressor Assembly NOTE: For this procedure, refer to FIGURE 7.1 on page 32 and FIGURE 7.2 on page 33. 1. Unplug unit. 2.
  • Page 32 SECTION 7—COMPRESSOR DETAIL “A” DETAIL “B” Brass Tie-Wrap Capacitor Compressor Capacitor Wires Compressor Intake Hose attach here DETAIL “C” DETAIL “D” Mounting Screws Mounting Screws Vinyl Tube Grommets Clamp Manifold Assembly FIGURE 7.1 Replacing Compressor Assembly Perfecto ™ Part No 1154245...

  • Page 33: Replacing Capacitor

    SECTION 7—COMPRESSOR Replacing Capacitor NOTE: For this procedure, refer to FIGURE 7.2. 1. Unplug the unit. 2. Remove the cabinet. Refer to Removing Cabinet on page 23. 3. Using needlenose pliers, disconnect the spade connectors from the capacitor terminals. 4. Cut the tie wrap that secures the capacitor to the base of the concentrator. 5.

  • Page 34: Rebuilding The Thomas Model 2660 Compressor

    SECTION 7—COMPRESSOR Rebuilding the Thomas Model 2660 Compressor DANGER To prevent electrical shock, ALWAYS disconnect concentrator from electrical outlet before servicing. NOTE: This kit is designed for rebuilding the Thomas Model 2660 Series compressor. The model number is located on the front of the compressor. Compressor number for this kit is 2660CHI39- 111.

  • Page 35: Removing Compressor And Compressor Heads

    SECTION 7—COMPRESSOR Removing Compressor and Compressor Heads Compressor 1. Unplug concentrator and carefully remove compressor from concentrator. Refer to Replacing Compressor Assembly on page 31. Compressor Head Plate NOTE: For this procedure, refer to FIGURE 7.3. 1. Clean loose dirt from the outside of the Head Screws compressor.
  • Page 36 SECTION 7—COMPRESSOR NOTE: For this procedure, refer to FIGURE 7.4. 1. Using two flat blade screwdrivers, pry the fan off of the motor shaft under the center housing. DO NOT pry under the fan blades. NOTE: Note position/orientation of fan for reassembly. Connecting Rod and Eccentric Assembly NOTE: For this procedure, refer to FIGURE 7.4.
  • Page 37 SECTION 7—COMPRESSOR O-ring, Intake Valve Keeper and Valve Keeper Strip NOTE: For this procedure, refer to FIGURE 7.5. 1. Remove the O-ring, intake valve Valve Flapper flapper and valve keeper strip from the Screw bottom of the valve plate. Discard all. 2.

  • Page 38: Rebuilding The Compressor

    SECTION 7—COMPRESSOR Rebuilding the Compressor NOTE: Before reassembly, wipe any residue from all components with a clean soft cloth. Gasket NOTE: For this procedure, refer to FIGURE 7.6 on page 37. 1. Install new gasket; seating the gasket firmly in the groove at the top of the valve plate with your finger or blunt object.
  • Page 39 SECTION 7—COMPRESSOR CAUTION DO NOT lubricate or use oil on any moving parts. The compressor eccentric uses a precision sealed bearing. DO NOT crimp the piston cup when you replace the sleeve. If the cup is crimped, it MUST be replaced. 3.
  • Page 40 SECTION 7—COMPRESSOR Compressor WARNING To avoid personal injury or property damage, rotate the fan by hand prior to connecting the unit to a power source. Check for suction at the air inlet by placing your finger over the port as you rotate the fan. You should feel a slight suction with each rotation of the fan.
  • Page 41 SECTION 7—COMPRESSOR NOTE: Compressor is shown assembled. Compressor parts are shown exploded along direction of arrows. COMPRESSOR PARTS LEGEND 1. Connecting Rod, Eccentric & Bearing Assembly 10. Valve Restraint 2. Piston Cup 11. Valve Keeper Strip 3. Screw - Piston Cup Retainer 12.

  • Page 42: Rebuilding The Gse Compressor Model 280A

    SECTION 7—COMPRESSOR Rebuilding the GSE Compressor Model 280A DANGER To prevent electrical shock, ALWAYS disconnect concentrator from electrical outlet before servicing. NOTE: This kit is designed for rebuilding the GSE compressor Model 280A. If the compressor has a different model number than the model listed, this kit will not work. Compressor Rebuild Kit (p/n 1171174) contains the following: DESCRIPTION QUANTITY...
  • Page 43 SECTION 7—COMPRESSOR Head Screws Compressor Head Head Seal O-ring (not shown) Valve Plate Valve Plate O-ring Compressor FIGURE 7.8 Compressor and Compressor Heads 1. Clean loose dirt from outside of compressor. 2. Use the T-25 Torx wrench to loosen and remove the (8) head screws from compressor head.
  • Page 44 SECTION 7—COMPRESSOR Removing Valve Flappers NOTE: For this procedure, refer to FIGURE 7.9. Valve Plate Screw Square Washer Reinforced Washer Valve Flapper Keeper Strip - Metal Valve Flapper Keeper Strip - Plastic Valve Flapper Valve Plate Valve Flapper Square Washer Valve Plate Screw FIGURE 7.9 Valve Flappers 1.
  • Page 45 SECTION 7—COMPRESSOR Removing Connecting Rod, Eccentric and Bearing Assembly NOTE: For this procedure, refer to FIGURE 7.10. Cylinder Eccentric Set Screw Piston Cup Retainer Piston Cup Connecting Rod/ Eccentric/Bearing Assembly Compressor FIGURE 7.10 Connecting Rod, Eccentric and Bearing Assembly 1. Remove and discard the cylinders. 2.

  • Page 46: Assembly

    SECTION 7—COMPRESSOR Assembly Installing Valve Flappers NOTE: For this procedure, refer to FIGURE 7.9. NOTE: Before assembly, wipe any residue from all components with a clean, soft cloth. Use the new parts supplied with the Compressor Rebuild Kit for this procedure. 1.
  • Page 47 SECTION 7—COMPRESSOR Installing Compressor and Compressor Heads NOTE: For this procedure, refer to FIGURE 7.8. 1. With the cylinder firmly seated on the compressor housing, replace both valve plate o-rings and valve plates. CAUTION! Risk of Damage – Make sure that the valve plate o-rings are not twisted when seated onto the compressor housing.
  • Page 48 SECTION 7—COMPRESSOR FIGURE 7.11 GSE Compressor Model 280A ITEM DESCRIPTION Connecting Rod, Eccentric and Bearing Assembly Piston Cup Seal Torque Screw Piston Cup Retainer Cylinder Head Head Screw Valve Plate Assembly Valve Flapper Screw Square Washer Reinforced Washer Valve Flapper Keeper Strip - Metal Valve Flapper Keeper Strip - Plastic Valve Flapper - Top Valve Plate...

  • Page 49: Section 8-P.e. Valve

    SECTION 8—P.E. VALVE SECTION 8—P.E. VALVE Replacing P.E. Valve DANGER To prevent electrical shock, ALWAYS disconnect concentrator from electrical outlet before servicing. NOTE: For this procedure, refer to FIGURE 8.1 on page 50. 1. Unplug unit. 2. Remove cabinet. Refer to Removing Cabinet on page 23. 3.
  • Page 50 SECTION 8—P.E. VALVE P.E. Valve P.E. Valve Tie-Wrap Tubing Tie-Wrap Assembly P.E. Valve Tubing “Out” Port Barb Sieve Bed P.E. Valve Terminals (Spade Connectors Attach Here are not shown) FIGURE 8.1 Replacing P.E. Valve Perfecto ™ Part No 1154245...

  • Page 51: Section 9-Sieve Beds

    SECTION 9—SIEVE BEDS SECTION 9—SIEVE BEDS Replacing Sieve Beds DANGER To prevent electrical shock, AWAYS disconnect concentrator from electrical outlet before servicing. NOTE: For this procedure, refer to FIGURE 9.1 on page 52. NOTE: ALWAYS replace sieve beds in pairs to ensure that both beds are in optimum condition. 1.
  • Page 52 SECTION 9—SIEVE BEDS P.E. Valve Assembly Check Valve Tubing Check Valve Tubing Tie-Wraps are located HERE P.E. Valve Tubing Tie-Wraps are P.E. Valve located HERE Tubing Sieve Bed Tie Wraps Sieve Bed Tie-Wraps Clamp Sieve Bed Reinforced Tubing attaches HERE (not shown) NOTE: Compressor Inlet HEPA Filter removed from illustration for clarity.

  • Page 53: Section 10-Check Valves

    SECTION 10—CHECK VALVES SECTION 10—CHECK VALVES Replacing Check Valves DANGER To prevent electrical shock, ALWAYS disconnect concentrator from electrical outlet before servicing. NOTE: For this procedure, refer to FIGURE 10.1 on page 54. 1. Unplug unit. 2. Remove cabinet. Refer to Removing Cabinet on page 23. NOTE: Replace one or both check valves when performing this procedure.
  • Page 54 SECTION 10—CHECK VALVES 9. Reinstall compressor inlet HEPA filter. Refer to Replacing the Compressor Inlet HEPA Filter on page 26. 10. Run units and check for leaks. Refer to Leak Test on page 82. 11. Reinstall cabinet. Refer to Removing Cabinet on page 23. Location of Product Tank Upper ¼...

  • Page 55: Section 11-Regulator

    SECTION 11—REGULATOR SECTION 11—REGULATOR Replacing Regulator DANGER To prevent electrical shock, ALWAYS disconnect concentrator from electrical outlet before servicing. NOTE: For this procedure, refer to FIGURE 11.1 on page 56. 1. Unplug unit. 2. Remove cabinet. Refer to Removing Cabinet on page 23. 3.
  • Page 56 SECTION 11—REGULATOR DETAIL “A” - REGULATORS AFTER Pressure Pressure 07/01/12 (SENSORED) AND 09/01/12 Regulator (Top) Adjustment Screw (NON-SENSORED) (5/32-inch Allen Pressure Wrench) Regulator Mounting Pressure Screws Sensor Tubing Product Tank NOTE: For adjusting the regulator there is no need to remove the control panel.

  • Page 57: Adjusting Regulator

    SECTION 11—REGULATOR Adjusting Regulator NOTE: For this procedure, refer to FIGURE 11.1. 1. Turn unit on ( ). 2. Install pressure gauge onto oxygen outlet. NOTE: Use a 0 - 3.4 N-M (30 p.s.i.) pressure gauge. NOTE: Check O pressure at oxygen outlet. It should read a steady 34.5 ± 3.45 kPa (5 ± 0.5 p.s.i.). If pressure is not in specification, proceed to STEP 3.

  • Page 58: Section 12-Heat Exchanger Assembly

    SECTION 12—HEAT EXCHANGER ASSEMBLY SECTION 12—HEAT EXCHANGER ASSEMBLY Replacing Heat Exchanger Assembly DANGER To prevent electrical shock, ALWAYS disconnect concentrator from electrical outlet before servicing. NOTE: For this procedure, refer to FIGURE 12.1 on page 59. NOTE: The heat exchanger assembly contains three components: heat exchanger, nine inch vinyl tube and connecting component.
  • Page 59 SECTION 12—HEAT EXCHANGER ASSEMBLY DETAIL “A” Sound Heat Exchanger Assembly Compressor Brass Nut DETAIL “B” Vinyl Tube Clamp Sound Box Manifold Assembly FIGURE 12.1 Replacing Heat Exchanger Assembly Part No 1154245 Perfecto ™...

  • Page 60: Section 13-Control Panel

    SECTION 13—CONTROL PANEL SECTION 13—CONTROL PANEL Removing Control Panel DANGER To prevent electrical shock, ALWAYS disconnect concentrator from electrical outlet before servicing. Before handling any P.C. boards, you need to be properly grounded to prevent static damage to the components of the board. A Static Cuff MUST be worn and properly grounded using an alligator clip.
  • Page 61 SECTION 13—CONTROL PANEL 11. Remove the On/Off switch. Refer to Replacing On/Off Switch on page 69 12. Remove the circuit breaker by twisting the locknut on the outside of the control panel. 13. Discard existing control panel. 14. Install new control panel by reversing STEPS 3-12. 15.

  • Page 62: Section 14-Cooling Fan

    SECTION 14—COOLING FAN SECTION 14—COOLING FAN Replacing Cooling Fan DANGER To prevent electrical shock, ALWAYS disconnect concentrator from electrical outlet before servicing. NOTE: For this procedure, refer to FIGURE 14.1 on page 64. 1. Unplug unit. 2. Remove cabinet. Refer to Cabinet on page 23. 3.
  • Page 63 21. Plug unit in and check for leaks. Refer to Leak Test on page 82. 22. Run unit for at least 30 minutes. If unit runs properly, replace cover. If not, call Invacare Technical Service. 23. Reinstall cabinet. Refer to Cabinet on page 23.
  • Page 64 SECTION 14—COOLING FAN DETAIL “B” DETAIL “A” Rubber Back View Side View Cooling Fan Grommet Mounting Screws Intake Hose Compressor Assembly Mounting Fan Terminals Soundbox Screw (Spade Connectors attach here) Resonator Housing DETAIL “D” Cooling NOTE: Sieve Beds are not shown for clarity. DETAIL “C”...

  • Page 65: Section 15-P.c. Board

    SECTION 15—P.C. BOARD SECTION 15—P.C. BOARD Replacing P.C. Board DANGER To prevent electrical shock, ALWAYS disconnect concentrator from electrical outlet before servicing. CAUTION Follow these pre-cautions to prevent damage to the P.C. boards: Before handling any P.C. boards, you need to be properly grounded to prevent static damage to the components of the board.
  • Page 66 SECTION 15—P.C. BOARD 7. Secure new P.C. board in place with existing mounting screws. Be sure all tie-wraps removed from tubing connections are replaced. 8. Do the following: A. Connect wiring harnesses to P.C. board. B. Connect pressure sensor tubing to product tank. C.
  • Page 67 SECTION 15—P.C. BOARD Control Panel Wiring Harnesses Connect Here Oxygen Sensor Tubing P.C. Board Mounting Screw Mounting Screw Pressure Sensor Tubing FIGURE 15.1 Replacing P.C. Board Part No 1154245 Perfecto ™...

  • Page 68: Section 16-Transformer

    SECTION 16—TRANSFORMER SECTION 16—TRANSFORMER Replacing the Transformer DANGER To prevent electrical shock, ALWAYS disconnect concentrator from electrical outlet before servicing. NOTE: For this procedure, refer to FIGURE 16.1 on page 68. 1. Unplug unit. 2. Remove cabinet. Refer to Removing Cabinet on page 23. 3.

  • Page 69: Section 17-On/Off Switch

    SECTION 17—ON/OFF SWITCH SECTION 17—ON/OFF SWITCH Replacing On/Off Switch DANGER To prevent electrical shock, ALWAYS disconnect concentrator from electrical outlet before servicing. NOTE: For this procedure, refer to FIGURE 17.1 on page 69. 1. Unplug unit. 2. Remove cabinet. Refer to Removing Cabinet on page 23. 3.

  • Page 70: Section 18-Flowmeter

    SECTION 18—FLOWMETER SECTION 18—FLOWMETER Replacing Flowmeter DANGER To prevent electrical shock, ALWAYS disconnect concentrator from electrical outlet before servicing. NOTE: For this procedure, refer to FIGURE 18.1 on page 70. 1. Unplug unit. 2. Remove cabinet. Refer to Removing Cabinet on page 23. 3.

  • Page 71: Section 19-Hour Meter

    SECTION 19—HOUR METER SECTION 19—HOUR METER Replacing Hour Meter DANGER To prevent electrical shock, ALWAYS disconnect concentrator from electrical outlet before servicing. NOTE: For this procedure, refer to FIGURE 19.1. 1. Unplug unit. 2. Remove cabinet. Refer to Removing Cabinet on page 23. 3.

  • Page 72: Section 20- 4-Way Valve/Manifold Assembly

    SECTION 20—4-WAY VALVE/MANIFOLD ASSEMBLY SECTION 20— 4-WAY VALVE/ MANIFOLD ASSEMBLY DANGER To prevent electrical shock, ALWAYS disconnect concentrator from electrical outlet before servicing. CAUTION This is a maintenance free valve. Opening the valve will void any and all warranties applicable to the valve. Replacing 4-Way Valve and/or Manifold Assembly NOTE: For this procedure, refer to FIGURE 20.1 on page 74.
  • Page 73 SECTION 20—4-WAY VALVE/MANIFOLD ASSEMBLY CAUTION Torque sequence and specification MUST be adhered to or possible damage to the 4-way valve could result. 15. Tighten mounting screws in the sequence described below (Detail “B”). 16. Pre-torque the mounting screws to 1.1 N-M ± 0.2 N-M (10 inch-lbs ± 2 inch-lbs) using the torque sequence.
  • Page 74 SECTION 20—4-WAY VALVE/MANIFOLD ASSEMBLY Wrap Manifold Exhaust Tube Vinyl Tube “F” Tube Clamp Tie Wrap Wrap Clamp Vinyl Tube 4 Way Valve/ Manifold Assembly DETAIL “B” DETAIL “A” Manifold Assembly 4-Way Valve 4-Way Valve/ Manifold Assembly NOTE: The numbers above indicate the mounting screw torque sequence: pre-torque to 1.1 N-M ±...

  • Page 75: Replacing Pilot Valve Poppets And O-Rings

    SECTION 20—4-WAY VALVE/MANIFOLD ASSEMBLY Replacing Pilot Valve Poppets and O-Rings DANGER To prevent electrical shock, ALWAYS disconnect concentrator from electrical outlet before servicing. NOTE: For this procedure, refer to FIGURE 20.2 on page 77. 1. Unplug unit. 2. Remove cabinet. Refer to Cabinet on page 23. 3.
  • Page 76 19. Plug power cord in and turn concentrator ON (I) to ensure proper operation. 20. Reinstall cabinet. Refer to Removing Cabinet on page 23. 21. If any difficulties are encountered in this installation, contact Invacare Technical Service at (800) 832-4707.
  • Page 77 SECTION 20—4-WAY VALVE/MANIFOLD ASSEMBLY Manifold DETAIL “A” Opening O-Ring Air Flow Passage Exploded View Assembled View NOTE: DO NOT disassemble. Spade Connectors attach here Locknut (Leave Wire Connectors Intact) Coil Valve Pilot Valve Stem Slotted Pilot Valve Poppet Yoke Stem Tapered Valve Label...

  • Page 78: Section 21-Purity Indicators

    SECTION 21—PURITY INDICATORS SECTION 21—PURITY INDICATORS SensO Alarm Indicators DANGER To prevent electrical shock, ALWAYS disconnect concentrator from electrical outlet before servicing. NOTE: For this procedure, refer to FIGURE 21.1 on page 79. Operation The Perfecto with SensO Concentrator is equipped with an oxygen purity indicator. This feature monitors the purity level of the oxygen generated by the concentrator.
  • Page 79 SECTION 21—PURITY INDICATORS Auto Shut Down Below Normal Normal FIGURE 21.1 Display Control Panel Part No 1154245 Perfecto ™...

  • Page 80: Section 22-Timing

    SECTION 22—TIMING SECTION 22—TIMING DANGER To prevent electrical shock, ALWAYS disconnect concentrator from electrical outlet before servicing. Use extreme care when making adjustments to the timing switch. DO NOT allow screwdriver or your hands to contact the P.C. Board when unit is plugged in and/or on. Turn unit off and unplug before adjusting timing switch.
  • Page 81 SECTION 22—TIMING 10. Turn the unit off and then back on. The timing value is stored in memory for future use. 11. If the unit is turned off before an autotune cycle is completed, the P.E. valve timing will not be stored or updated. If the board is new, autotuning MUST be successfully completed before the unit can be placed into service.

  • Page 82: Section 23-Leak Test

    SECTION 23—LEAK TEST SECTION 23—LEAK TEST DANGER To prevent electrical shock, ALWAYS disconnect concentrator from electrical outlet before servicing. Leak Test NOTE: For this procedure, refer to FIGURE 23.1 on page 83. 1. Unplug unit. 2. Remove cabinet. Refer to Removing Cabinet on page 23. 3.
  • Page 83 SECTION 23—LEAK TEST DETAIL “A” P.E. Valve Hose P.E. Valve Hose Connections (STEP 6D) Connections (STEP 6D) Hose Connections Hose Connections to to Top Fittings Top Fittings of Sieve of Sieve Beds Beds (STEP 6C) (STEP 6C) Sieve Bed Hose fitting on Sieve Bed Center Port of 4- way Valve/...

  • Page 84: Way Valve Function Test

    SECTION 23—LEAK TEST 4 Way Valve Function Test NOTE: For this procedure, refer to FIGURE 23.1 on page 83. The 4-way valve used in the Perfecto Series Concentrators does have an acceptable ® tolerance of leakage per RexRoth By nature of the valve design it is possible for the valve to experience small leaks, and still operate without affecting the overall performance of the unit.
  • Page 85 SECTION 23—LEAK TEST Check each end cap for cracks and for major leaks. You should NOT use leak detector on the 4 - Way Valve valve. FIGURE 23.2 4 Way Valve Function Test Part No 1154245 Perfecto ™...

  • Page 86: Section 24- Alarm Test

    SECTION 24—ALARM TEST SECTION 24— ALARM TEST Alarm and Sensor Tests DANGER To prevent electrical shock, ALWAYS disconnect concentrator from electrical outlet before servicing. Check alarms periodically for proper function. Power Loss Alarm With the unit running, remove the line cord from power source. The power loss alarm mode should sound the audible alarm IMMEDIATELY or within 30 seconds.

  • Page 87: Time-Out Test

    3. The Time-Out Failure alarm should activate within 40 seconds. Refer to SensO2 Alarm Threshold on page 89 for shutdown mode. 4. Re-connect compressor to main wiring harness. NOTE: If any alarm fails to perform to specification, contact Invacare Technical Service. Relief Valve (Pull Out Stem to Simulate Leak) Compressor FIGURE 24.1 Low Pressure Test - Time-Out Test...

  • Page 88: Oxygen Sensor

    SECTION 24—ALARM TEST Location of In-Line Connector In-Line Connector FIGURE 24.2 High Pressure Test Oxygen Sensor NOTE: For this procedure, refer to FIGURE 24.3 on page 89. Alarm sequence occurs when concentration levels fall below a preset value, typically 73% ±...
  • Page 89 SECTION 24—ALARM TEST 4. Slowly adjust flow beyond maximum rated flow until you can achieve a concentration level greater than 75% but less than 84%. Within 30 minutes, the YELLOW panel indicator light will illuminate and the unit will continue to run. 5.

  • Page 90: Valve Coil Test

    FIGURE 24.4 P.E. Valve Coil Test NOTE: If problems arise during test, contact Invacare Technical Service for further assistance. Use the chart in Preventive Maintenance on page 24 to record date and number of hours when preventive maintenance was performed on the concentrator or any repairs made.

  • Page 91: Section 25- Sieve Bed Pressure Check

    SECTION 25—SIEVE BED PRESSURE CHECK SECTION 25— SIEVE BED PRESSURE CHECK Checking Sieve Bed Pressure (Model IRC5PO2AW Only) DANGER To prevent electrical shock, ALWAYS disconnect concentrator from electrical outlet before servicing. Disassembly NOTE: For this procedure, refer to FIGURE 25.1. 1.
  • Page 92 SECTION 25—SIEVE BED PRESSURE CHECK 3. Connect ¼ x 2-inch silicone tubing with connector to HomeFill port. 4. Check each connection to make sure it is tight. 5. Turn the concentrator On ( ). 6. Adjust the concentrator to MAXIMUM rated liter flow to 5 L/min. 7.

  • Page 93: Checking Sieve Bed Pressure (Model Irc5Po2Vaw Only)

    SECTION 25—SIEVE BED PRESSURE CHECK Checking Sieve Bed Pressure (Model IRC5PO2VAW Only) DANGER To prevent electrical shock, ALWAYS disconnect concentrator from electrical outlet before servicing. Disassembly NOTE: For this procedure, refer to FIGURE 25.3. Check Valve Product Tank 1/8” Pressure Sensor Hose attaches HERE FIGURE 25.3 Disassembly...

  • Page 94: Pressure Testing

    SECTION 25—SIEVE BED PRESSURE CHECK 5. Attach a tube between the remaining leg of the "T" fitting and a 30 psig pressure gauge. Secure tube with hose clamps. Pressure Testing 1. Check to make sure connections are tight. 2. Turn concentrator ON ( ). 3.

  • Page 95: Customer Service And Warranty Information

    Belgium & Luxemburg: Invacare nv, Autobaan 22, B-8210 Loppem • Tel: (32) (0) 50 83 10 10 • Fax: (32) (0) 50 83 10 11 • belgium@invacare.com • www.invacare.be Danmark: Invacare A/S, Sdr.
  • Page 96 Republication, duplication or modification in whole or in part is prohibited without prior written permission from Invacare. Trademarks are identified by ™ and ®. All trademarks are owned by or licensed to Invacare Corporation or its subsidiaries unless otherwise noted. EU Representative...

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