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Invacare IRC5PO2 - page 1
Service Manual DEALER: Keep this manual. The procedur es in this manual MUST be performed by a qualified technician. For more information regarding Invacare products, parts, and services, please visit www.invacare.com Perfecto 2 ™ Oxygen Concentrator (HomeFill ® Compatible) Model IRC5PO2 (Sensored) Model IRC5P (Non-Sensored) ...
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Invacare IRC5PO2 - page 2
Perfecto 2 ™ 2 Part No 1148070 WARNING DO NOT OPERATE THIS EQUIPME NT WITHOUT FIRST READING AND UNDERSTANDING THIS MANUAL. IF YOU ARE UNABLE TO UNDERSTAND THE WARNINGS, CAUTIONS, AND INSTRUCTIONS, CONTACT INVACARE TECHNICAL SERVICES BEFORE ATTEMP TING TO USE THIS EQUIPM ENT - OTHERWISE SERIOUS INJURY OR PROPERTY DAMAGE MAY RESULT. WARNING ...
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Invacare IRC5PO2 - page 3
TABLE OF CONTENTS Part No 1148070 3 Perfecto 2 ™ TABLE OF CONTENTS SPECIAL NOTES ................................................................................ 6 FEATURES . ....................................................................................... 7 TYPICAL PRODUCT PARAMETERS .................................................... 8 S ...
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Invacare IRC5PO2 - page 4
TABLE OF CONTENTS Perfecto 2 ™ 4 Part No 1148070 TABLE OF CONTENTS SECTION 10—CHECK VALVES ......................................................... 46 Replacing Check Valves ..... ................................................................... .................. ............... ..................46 SECTION 11—REGUL ATOR .... ............ ...
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Invacare IRC5PO2 - page 5
TABLE OF CONTENTS Part No 1148070 5 Perfecto 2 ™ TABLE OF CONTENTS SECTION 23—LEAK TEST ................................................................ 76 Leak Test ......................... ....................... ...................................................... ................ .................... ..........76 4 Way Valve Function Tes ...
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Invacare IRC5PO2 - page 6
SPECIAL NOTES Perfecto 2 ™ 6 Part No 1148070 SPECIAL NOTES Signal words are use d 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 definit ...
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Invacare IRC5PO2 - page 7
FEATURES Part No 1148070 7 Perfecto 2 ™ FEATURES FRONT VIEW Power Cord Outlet Fitting* Oxygen Outl et Flowmeter Oxygen Purity Indicator Lights / Fault and Power Indicator Lights (SensO2 Model Only) Power Switch Circuit Breaker Hour Meter ACCESSORIES (NOT SHOWN): PreciseR X ™ P ediatric Humidifier/Flowmeter Accessory ‐? ...
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Invacare IRC5PO2 - page 8
TYPICAL PRODUCT PARAMETERS Perfecto 2 ™ 8 Part No 1148070 TYPICAL PRODUCT PARAMETERS Electrical Requirements: 120 VAC ± 10% (132 VAC/10 8 VAC), 60 Hz Rated Current Input: Perfecto 2 5: 3 A Sound Level: Perfecto 2 5: 44 ± 2 dBA Average Altitude: Perfecto 2 5 - Up to 6 ,000 ft. (1828 meters) above sea level with- out degradation of concentratio n ...
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Invacare IRC5PO2 - page 9
TYPICAL PRODUCT PARAMETERS Part No 1148070 9 Perfecto 2 ™ *NOTE: Stated concentration levels achieved after initial warm ‐ up period (approximately 30 minutes). IRC5PO2 INDICATO RS IRC5P INDICATOR S Electrical: No extension cords. Placement: No closer than thre e inches from an y wall, furniture , dra ...
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Invacare IRC5PO2 - page 10
SECTION 1—IMPORT ANT SAFEGUARDS Perfecto 2 ™ 10 Part No 1148070 SECTION 1—IMPORTANT SAFEGUARDS Important Safeguards In order to ensure the safe installation, assembly and operation of the Pe rf e c t o 2 concentrator these instructions MUST be followed. CAUTION “Caution ...
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Invacare IRC5PO2 - page 11
SECTION 1—IMPORTANT SAFEGUARDS Part No 1148070 11 Perfecto 2 ™ Radio Frequency Interference Most electronic equipment is influenced by Radio Frequency Interfer ence (RFI). Caution should be exercised with regard to the use of portable com munications equipme ...
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Invacare IRC5PO2 - page 12
SECTION 2—INSTALLATION/SEQUENCE OF OPERATION Perfecto 2 ™ 12 Part No 1148070 SECTION 2—INSTALLATION/ SEQUENCE OF OPERATION Verification of Battery Free Power Loss Alarm Check the P e rfecto2 concentrator for proper operating conditions. 1. If the unit has been in below ‐ freezing tempe ...
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Invacare IRC5PO2 - page 13
SECTION 2—INSTALLATION/SEQUENCE OF OPERATION Part No 1148070 13 Perfecto 2 ™ The electrical acti v ation of the 4 ‐ way Val ve is accomplished ev ery 8 to 15 seconds by the pressure sensor and P. C . Board electronics when the pressure reaches ...
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Invacare IRC5PO2 - page 14
SECTION 2—INSTALLATION/SEQUENCE OF OPERATION Perfecto 2 ™ 14 Part No 1148070 After fiv e 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 th ...
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Invacare IRC5PO2 - page 15
SECTION 3—PNEUMATIC DIAGRAM Part No 1148070 15 Perfecto 2 ™ SECTION 3—PNEUMATIC DIAGRAM Perfecto2 Oxygen Concentrator Flowmeter Ouput HEPA Filter Output Check Valve Patient Output Oxygen Sensor (SensO 2 models Only) Pressure Sensor P.S.I. O 2 P.C. Board Pressure Regulator Product Tank Check Valves Air Inlet Cabinet Filter Compressor Inlet Fil ...
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Invacare IRC5PO2 - page 16
SECTION 4—TROUBLESHOOTING Perfecto 2 ™ 16 Part No 1148070 SECTION 4—TROUBLESHOOTING SYMPTOM PROBABLE CAUSE SOLUTION Normal Operation: Internal Status Indicators: RED: Off GREEN: Off Unit plugged in, power switch on. Single beep on start up. No Problems. System Okay . Power loss: Internal Status Indicators: RED: Off GREEN: Off Unit unplugged, ...
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Invacare IRC5PO2 - page 17
SECTION 4—TROUBLESHOOTING Part No 1148070 17 Perfecto 2 ™ Power Loss: (Continued) Internal Status Indicators: RED: Off GREEN: Off Unit plugged in, power switch, alarm off. Battery Free circuit drained P.C. board. a. P.C. board damaged. b. Loose or damaged connector. a. Replace P.C. Board. Refer to Replacing P.C. Board on page 58. b. Repair or r ...
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Invacare IRC5PO2 - page 18
SECTION 4—TROUBLESHOOTING Perfecto 2 ™ 18 Part No 1148070 LOW PRESSURE: Internal Status Indicators: RED: One Flash GREEN: One Flash Or RED: One Flash GREEN: Three Flashes Control Panel Indicators: RED: On YELLOW: Off GREEN: Off Unit plugged in, power switch on, continuous audible alarm. Compressor shut down (Failure to cycl e due to low pressur ...
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Invacare IRC5PO2 - page 19
SECTION 4—TROUBLESHOOTING Part No 1148070 19 Perfecto 2 ™ Unit not operating: Alarm: On or Off Internal Status Indicators: RED: Two Flashes GREEN: Four Flashes Or RED: Two Flashes GREEN: Five Flashes P.C. board Failure. Replace P.C. board.Refer to Replacing P.C. Board on page 58. Low Concentration: NOTE: Check for O 2 purity using a calibrated ...
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Invacare IRC5PO2 - page 20
SECTION 4—TROUBLESHOOTING Perfecto 2 ™ 20 Part No 1148070 Low Concentration (Continued) P.C. board: a. Shifts at wrong pressures. Check pressure at product tank. Pressure should rise to 21 p.s.i. at shift point. If not, replace P.C. Board. Refer to Replacing P.C. Board on page 58. Flowmeter : a. Flowmeter opened beyond maximum flow rate. b. Cra ...
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Invacare IRC5PO2 - page 21
SECTION 4—TROUBLESHOOTING Part No 1148070 21 Perfecto 2 ™ Unit Overheats: Base ex haust vent plugged or restricted. Place unit at least 3-inches from any wall. DO NOT place unit on pile or sha g car- peting that may restrict air flow. Cabinet filters dirty or blocked. Clean or replace. Refer to Cl eaning the Cabinet Fi lter on page 24. Fan: a. ...
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Invacare IRC5PO2 - page 22
SECTION 4—TROUBLESHOOTING Perfecto 2 ™ 22 Part No 1148070 Unit Operating , Internal Status Indicators: RED: Three Flashes GREEN: One Flash Control Panel Indicators: RED: Off YELLOW: Flashing GREEN: On Internal repairs required. Replace SensO 2 circuit board. Refer to Replacing P.C. Board on page 58. Low-Flow Alarm does not activate on flows les ...
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Invacare IRC5PO2 - page 23
SECTION 5—CABINET Part No 1148070 23 Perfecto 2 ™ SECTION 5—CABINET Removing Cabinet DANGER To prevent electrical shock, AL W A YS disconnect concentrator from electrical outlet before servicing. NOTE: For this proced ure, ref er to FIGURE 5.1. 1. Unplug unit. 2. Remo ...
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Invacare IRC5PO2 - page 24
SECTION 6—PREVENTIVE MAINTENANCE Perfecto 2 ™ 24 Part No 1148070 SECTION 6—PREVENTIVE MAINTENANCE DANGER To prevent electrical shock, AL W A YS disconnect concentrator from electrical outlet before servicing. NOTE: The Perfecto 2 Concentrators are s pecifically designed ? ...
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Invacare IRC5PO2 - page 25
SECTION 6—PREVENTIVE MAINTENANCE Part No 1148070 25 Perfecto 2 ™ Replacing the Outlet HEPA Filter Check the Outlet HEPA Filter NOTE: The outlet HEP A filter can be checked by performing the following procedure. 1. T urn the concentrator on and adjust the flowmeter t ...
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Invacare IRC5PO2 - page 26
SECTION 6—PREVENTIVE MAINTENANCE Perfecto 2 ™ 26 Part No 1148070 Replacing the Compressor Inlet HEPA Filter NOTE: For this proced ure, ref er to FIGURE 6.3 on page 26. NOTE: Perform this procedur e as needed depending upon the envir onment the concentrator is us ...
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Invacare IRC5PO2 - page 27
SECTION 6—PREVENTIVE MAINTENANCE Part No 1148070 27 Perfecto 2 ™ 4. Remove the bottom of the manifold exhaust tube from the “F” tube. 5. Disconnect and remove the top of the manifold exhaust tube from the grommet. FIGURE 6.4 Replacing the Muffler Ass ...
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Invacare IRC5PO2 - page 28
SECTION 6—PREVENTIVE MAINTENANCE Perfecto 2 ™ 28 Part No 1148070 12. Reinstall cabinet. Refer to Removing Cabinet on page 23. FIGURE 6.5 Replacing the Muffler Assembly Exhaust Canister Throttling Muffler Sound Box Top of Manifold Exhaust Tube Tie Wraps Rubber Grommet DETAIL “A” Muffler Grommet Throttli ng Muffler ...
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Invacare IRC5PO2 - page 29
SECTION 6—PREVENTIVE MAINTENANCE Part No 1148070 29 Perfecto 2 ™ Cleaning the Heat Exchanger DANGER To prevent electrical shock, AL W A YS disconnect concentrator from electrical outlet before servicing. NOTE: For this proced ure, ref er to FIGURE 6.6. 1. Unplug unit. 2 ...
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Invacare IRC5PO2 - page 30
SECTION 6—PREVENTIVE MAINTENANCE Perfecto 2 ™ 30 Part No 1148070 ON EACH INSPECTION MODEL NO. I R C SERIAL NO. PREVENTIVE MAINTENANCE RECORD Record Date of Service Record Elapsed Hours On Hour Meter Clean Cabinet Filter(s) Check Prescribed L/min. Flow Rate EVERY 4,380 HOURS Check Oxygen Concentration (UNITS WITHOUT SensO 2 ) Clean/Replace Cabin ...
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Invacare IRC5PO2 - page 31
SECTION 7—COMPRESSOR Part No 1148070 31 Perfecto 2 ™ SECTION 7—COMPRESSOR DANGER To prevent electrical shock, AL W A YS disconnect concentrator from electrical outlet before servicing. Replacing Compressor Assembly NOTE: For this proced ure, ref er to FIGURE 7.1 on ? ...
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Invacare IRC5PO2 - page 32
SECTION 7—COMPRESSOR Perfecto 2 ™ 32 Part No 1148070 FIGURE 7.1 Replacing Compressor Assembly Intake Hose Mounting Screws Brass Nut Capacitor DETAIL “B” DETAIL “C” DETAIL “D” Compressor Vinyl Tube Clamp Manifold Assembly Mounting Screws Grommets DETAIL “A” Tie-Wrap Compressor Capacitor Wires attach here ...
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Invacare IRC5PO2 - page 33
SECTION 7—COMPRESSOR Part No 1148070 33 Perfecto 2 ™ Replacing Capacitor NOTE: For this proced ure, ref er to FIGURE 7.2 on page 33. 1. Unplug the unit. 2. Remove the cabinet. Refer to Removing Cabinet on page 23. 3. Using needlenose pliers, disconnect ? ...
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Invacare IRC5PO2 - page 34
SECTION 7—COMPRESSOR Perfecto 2 ™ 34 Part No 1148070 Rebuilding the Thomas Model 2660 Compressor DANGER To prevent electrical shock, AL W A YS disconnect concentrator from electrical outlet before servicing. NOTE: This kit is designed for rebu i l d i ng the Thomas ...
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Invacare IRC5PO2 - page 35
SECTION 7—COMPRESSOR Part No 1148070 35 Perfecto 2 ™ CAUTION DO NOT lubricate or use oil on any moving parts. The compressor eccentric uses a precision sealed bearing. Therefore, additional lubrication is not necessary . Removing Compressor and Compresso ...
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Invacare IRC5PO2 - page 36
SECTION 7—COMPRESSOR Perfecto 2 ™ 36 Part No 1148070 Fan NOTE: For this proced ure, ref er to FIGURE 7.4. 1. Using tw o flat blade screwdriv ers, pry the fan off of the motor shaft under the ce nter housing. DO NOT pry under the fan ? ...
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Invacare IRC5PO2 - page 37
SECTION 7—COMPRESSOR Part No 1148070 37 Perfecto 2 ™ O-ring, Intake Valve Keeper and Valve Keeper Str ip NOTE: For this proced ure, ref er to FIGURE 7.5. 1. Remove the O ‐ ring, intake val ve flapper and va l v e keeper strip from the bottom of the val v e ...
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Invacare IRC5PO2 - page 38
SECTION 7—COMPRESSOR Perfecto 2 ™ 38 Part No 1148070 Rebuilding the Compressor NOTE: Before r eass embly , wipe any residue from all components with a clean soft cloth. Gasket NOTE: For this proced ure, ref er to FIGURE 7.6 on page 37. 1. Install new gas ...
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Invacare IRC5PO2 - page 39
SECTION 7—COMPRESSOR Part No 1148070 39 Perfecto 2 ™ 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 th ...
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Invacare IRC5PO2 - page 40
SECTION 7—COMPRESSOR Perfecto 2 ™ 40 Part No 1148070 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 ...
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Invacare IRC5PO2 - page 41
SECTION 7—COMPRESSOR Part No 1148070 41 Perfecto 2 ™ FIGURE 7.7 Compressor Exploded View COMPRESSOR PARTS LEGEND 1. Connecting Rod, Eccentric & Bearing Assembly 2. Piston Cup 3. Screw - Piston Cup Re tainer 4. Piston Cup Retainer 5. Cylinder Sleeve 6 Head 7. O-Ring - Head Gasket 8. Screw - Head 9. Valve Plate Assembly 10. Valve Restraint 11 ...
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Invacare IRC5PO2 - page 42
SECTION 8—P.E. VALVE Perfecto 2 ™ 42 Part No 1148070 SECTION 8—P.E. VALVE Replacing P.E. Valve DANGER To prevent electrical shock, AL W A YS disconnect concentrator from electrical outlet before servicing. NOTE: For this proced ure, ref er to FIGURE 8.1 on page 43 ...
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Invacare IRC5PO2 - page 43
SECTION 8—P.E. VALVE Part No 1148070 43 Perfecto 2 ™ FIGURE 8.1 Replacing P.E. Valve OUT Tie-Wrap P.E. Valve Tubing P.E. Valve Tubing P.E. Valve Assembly Sieve Bed “Out” Port Barb Tie-Wrap P.E. Valve Terminals (Spade Connectors Attach Here are not shown) ...
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Invacare IRC5PO2 - page 44
SECTION 9—SIEVE BEDS Perfecto 2 ™ 44 Part No 1148070 SECTION 9—SIEVE BEDS Replacing Sieve Beds DANGER To prevent electrical shock, AWAY S disconnect concentrator from electrical outlet before servicing. NOTE: For this proced ure, ref er to FIGURE 9.1 on page 45. N ...
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Invacare IRC5PO2 - page 45
SECTION 9—SIEVE BEDS Part No 1148070 45 Perfecto 2 ™ FIGURE 9.1 Replacing Sieve Beds Sieve Bed Tie-Wraps Check Valve Tubing P.E. Valve Tubin g Tie Wraps P.E. Valve Assembly Reinforced Tubing attaches HERE (not show n) NOTE: Compressor Inlet HEP A Filter removed from illustration for clarity . Tie-Wraps Check ...
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Invacare IRC5PO2 - page 46
SECTION 10—CHECK VALVES Perfecto 2 ™ 46 Part No 1148070 SECTION 10—CHECK VALVES Replacing Check Valves DANGER To prevent electrical shock, AL W A YS disconnect concentrator from electrical outlet before servicing. NOTE: For this proced ure, ref er to FIGURE 10.1 on ? ...
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Invacare IRC5PO2 - page 47
SECTION 10—CHECK VALVES Part No 1148070 47 Perfecto 2 ™ 8. Reinstall compressor inlet HEP A filter . Refer to Replacing the Compressor Inlet HEP A Filter on page 26. 9. Run units and check for leaks. Refer to Leak Te s t on page 76. 10. Reinstall ...
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Invacare IRC5PO2 - page 48
SECTION 11—REGULATOR Perfecto 2 ™ 48 Part No 1148070 SECTION 11—REGULATOR Replacing Regulator DANGER To prevent electrical shock, AL W A YS disconnect concentrator from electrical outlet before servicing. NOTE: For this proced ure, ref er to FIGURE 1 1.1 on page 4 ...
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Invacare IRC5PO2 - page 49
SECTION 11—REGULATOR Part No 1148070 49 Perfecto 2 ™ FIGURE 11.1 Replacing Regulator Adjusting Regulator NOTE: For this proced ure, ref er to FIGURE 1 1.1 on page 49. 1. T urn unit on ( ) . 2. Install pressure gauge onto oxygen outlet. NOTE: Use a 0 ‐ 30 p.s ...
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Invacare IRC5PO2 - page 50
SECTION 11—REGULATOR Perfecto 2 ™ 50 Part No 1148070 9. Adjust until pressure reads a steady five p.s.i. ± 0.5 p.s.i. 10. Once required pressure is achieved, reinstall cabinet. Refer to Removing Cabinet on page 23. 11. Refer to T roubleshooting ...
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Invacare IRC5PO2 - page 51
SECTION 12—HEAT EXCHANGER ASSEMBLY Part No 1148070 51 Perfecto 2 ™ SECTION 12—HEAT EXCHANGER ASSEMBLY Replacing Heat Exchanger Assembly DANGER To prevent electrical shock, AL W A YS disconnect concentrator from electrical outlet before servicing. NOTE: For this proced ure, ref er ...
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Invacare IRC5PO2 - page 52
SECTION 12—HEAT EXCHANGER ASSEMBLY Perfecto 2 ™ 52 Part No 1148070 FIGURE 12.1 Replacing Heat Exchanger Assembly Sound Box Heat Exchanger Assembly Compressor DETAIL “A” DETAIL “B” Brass Nut Clamp Vinyl Tube Manifold Assembly Sound Box ...
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Invacare IRC5PO2 - page 53
SECTION 13—CONTROL PANEL Part No 1148070 53 Perfecto 2 ™ SECTION 13—CONTROL PANEL Removing Control Panel DANGER To prevent electrical shock, AL W A YS disconnect concentrator from electrical outlet before servicing. NOTE: For this proced ure, ref er to FIGURE 13.1 on ...
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Invacare IRC5PO2 - page 54
SECTION 13—CONTROL PANEL Perfecto 2 ™ 54 Part No 1148070 15. Run unit and check for leaks at pressure sensor tubing on product tank cap. Refer to Leak Te s t on page 76 16. Reinstall cabinet. Refer to Removing Cabinet on page 23. FIGURE 13.1 ...
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Invacare IRC5PO2 - page 55
SECTION 14—COOLING FAN Part No 1148070 55 Perfecto 2 ™ SECTION 14—COOLING FAN Replacing Cooling Fan DANGER To prevent electrical shock, AL W A YS disconnect concentrator from electrical outlet before servicing. NOTE: For this proced ure, ref er to FIGURE 14.1 on p ...
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Invacare IRC5PO2 - page 56
SECTION 14—COOLING FAN Perfecto 2 ™ 56 Part No 1148070 15. Connect spade connectors to fan terminals on side of cooling fan (Detail “B”). 16. Move resonator housing back into position (Detail “ A”). 17. Secure the resonator housing to the ...
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Invacare IRC5PO2 - page 57
SECTION 14—COOLING FAN Part No 1148070 57 Perfecto 2 ™ FIGURE 14.1 Replacing Cooling Fan NOTE: Sieve Beds ar e not shown for cl arity . Mounting Screws Mounting Screw Resonator Housing Intake Hose Compressor Assembly DETAIL “A” DETAIL “B” Fan Terminals (Spade Connectors attach here) Cooling Fan Rubber Grommet ...
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Invacare IRC5PO2 - page 58
SECTION 15—P.C. BOARD Perfecto 2 ™ 58 Part No 1148070 SECTION 15—P.C. BOARD Replacing P.C. Board DANGER To prevent electrical shock, AL W A YS disconnect concentrator from electrical outlet before servicing. CAUTION Follow these pre ‐ cautions to prevent damage to t ...
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Invacare IRC5PO2 - page 59
SECTION 15—P.C. BOARD Part No 1148070 59 Perfecto 2 ™ 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 ...
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Invacare IRC5PO2 - page 60
SECTION 15—P.C. BOARD Perfecto 2 ™ 60 Part No 1148070 FIGURE 15.1 Replacing P.C. Board Control Panel Mounting Screw P.C. Board Oxygen Sensor Tubing (IRC5PO2 only) Pressure Sensor Tubing Mounting Screw Wiring Harnesses Connect Here ...
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Invacare IRC5PO2 - page 61
SECTION 16—TRANSFORMER Part No 1148070 61 Perfecto 2 ™ SECTION 16—TRANSFORMER Replacing the Transformer DANGER To prevent electrical shock, AL W A YS disconnect concentrator from electrical outlet before servicing. NOTE: For this proced ure, ref er to FIGURE 16.1 on ? ...
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Invacare IRC5PO2 - page 62
SECTION 17—ON/OFF SWITCH Perfecto 2 ™ 62 Part No 1148070 SECTION 17—ON/OFF SWITCH Replacing On/Off Switch DANGER To prevent electrical shock, AL W A YS disconnect concentrator from electrical outlet before servicing. NOTE: For this proced ure, ref er to FIGURE 17.1 on ...
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Invacare IRC5PO2 - page 63
SECTION 18—FLOWMETER Part No 1148070 63 Perfecto 2 ™ SECTION 18—FLOWMETER Replacing Flowmeter DANGER To prevent electrical shock, AL W A YS disconnect concentrator from electrical outlet before servicing. NOTE: For this proced ure, ref er to FIGURE 18.1 on page 63 ...
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Invacare IRC5PO2 - page 64
SECTION 19—HOUR METER Perfecto 2 ™ 64 Part No 1148070 SECTION 19—HOUR METER Replacing Hour Meter DANGER To prevent electrical shock, AL W A YS disconnect concentrator from electrical outlet before servicing. NOTE: For this proced ure, ref er to FIGURE 19.1. 1. Unplug ...
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Invacare IRC5PO2 - page 65
SECTION 20—4-WAY VALVE/ MANIFOLD ASSEMBLY Part No 1148070 65 Perfecto 2 ™ SECTION 20— 4-WAY VALVE/ MANIFOLD ASSEMBLY DANGER To prevent electrical shock, AL W A YS disconnect concentrator from electrical outlet before servicing. CAUTION This is a maintenance free val v e. ...
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Invacare IRC5PO2 - page 66
SECTION 20—4-WAY VALVE/MANIFOLD ASSEMBLY Perfecto 2 ™ 66 Part No 1148070 CAUTION To r q u e sequence and specification MUST be adhered to or possible damage to the 4 ‐ wa y va l v e could result. 15. Tighten mounting screws in the sequence described be ...
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Invacare IRC5PO2 - page 67
SECTION 20—4-WAY VALVE/ MANIFOLD ASSEMBLY Part No 1148070 67 Perfecto 2 ™ FIGURE 20.1 Repl acing 4-Way Valve an d/or Manifold Assembly 1 2 4 3 NOTE: The Numbers above indicate the MOUNTING SCREW TO RQ U E SEQUENCE: pre ‐ tor que to 10 + 2 inch ‐ lbs., then tor que to ? ...
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Invacare IRC5PO2 - page 68
SECTION 20—4-WAY VALVE/MANIFOLD ASSEMBLY Perfecto 2 ™ 68 Part No 1148070 Replacing Pilot Valve Poppets and O-Rings DANGER To prevent electrical shock, AL W A YS disconnect concentrator from electrical outlet before servicing. NOTE: For this proced ure, ref er to FIGURE 20.2 ...
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Invacare IRC5PO2 - page 69
SECTION 20—4-WAY VALVE/ MANIFOLD ASSEMBLY Part No 1148070 69 Perfecto 2 ™ 12. Install new slotted poppet into the bottom of the pilot va l v e stem wi th tapered end facing to the bottom. 13. Install pilot va l ve stem and new slotted poppet ...
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Invacare IRC5PO2 - page 70
SECTION 20—4-WAY VALVE/MANIFOLD ASSEMBLY Perfecto 2 ™ 70 Part No 1148070 FIGURE 20.2 Replacing Pilot Valve Poppets and O-Rings Spade Connectors attach here (Leave Wire Connectors Intact) Pilot Valve Stem Yoke New Label Locknut Coil Pilot Valve Stem Valve Manifold Tapered End O-Ring Slotted Poppet NOTE: DO NOT disassemble. Air Flow P ...
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Invacare IRC5PO2 - page 71
SECTION 21—PURITY INDICATORS Part No 1148070 71 Perfecto 2 ™ SECTION 21—PURITY INDICATORS SensO 2 Alarm Indicators DANGER To prevent electrical shock, AL W A YS disconnect concentrator from electrical outlet before servicing. NOTE: For this proced ure, ref er to FIGURE 21 ...
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Invacare IRC5PO2 - page 72
SECTION 21—PURITY INDICATORS Perfecto 2 ™ 72 Part No 1148070 FIGURE 21.1 Display Control Panel Auto Shut Down Below Normal Normal Model IRC5P02 Model IRC5P ...
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Invacare IRC5PO2 - page 73
SECTION 22—TIMING Part No 1148070 73 Perfecto 2 ™ SECTION 22—TIMING DANGER To prevent electrical shock, AL W A YS disconnect concentrator from electrical outlet before servicing. Use extreme care when making adjustments to the timing switch. DO NOT ...
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Invacare IRC5PO2 - page 74
SECTION 22—TIMING Perfecto 2 ™ 74 Part No 1148070 10. T urn the unit off and then back on. The timing va l u e is stored in memory for future use. 11. If the unit is turned off before an autotune cycle is completed, the P. ...
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Invacare IRC5PO2 - page 75
SECTION 22—TIMING Part No 1148070 75 Perfecto 2 ™ Manual Tuning NOTE: For this proced ure, ref er to FIGURE 22.2. 1. T urn pow er off () and unplug the unit. 2. Remove cabinet. Refer to Removing Cabinet on page 23. 3. Plug unit in but DO NOT ...
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Invacare IRC5PO2 - page 76
SECTION 23—LEAK TEST Perfecto 2 ™ 76 Part No 1148070 SECTION 23—LEAK TEST DANGER To prevent electrical shock, AL W A YS disconnect concentrator from electrical outlet before servicing. Leak Test NOTE: For this proced ure, ref er to FIGURE 23.1 on page 77. 1. Unplu ...
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Invacare IRC5PO2 - page 77
SECTION 23—LEAK TEST Part No 1148070 77 Perfecto 2 ™ FIGURE 23.1 Leak Test Hose Connections to Top Fittings of Sieve Beds (STEP 6C) Sieve Bed Hose Connections to Bottom Fittings of Sieve Beds (STEP 6C) DETAIL “A” Hose fitting on Center Port of 4- way Valve/ Manifold Assembly (STEP 6B) Sieve Bed Hose Connection At 4-way Valve/manifold Assemb ...
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Invacare IRC5PO2 - page 78
SECTION 23—LEAK TEST Perfecto 2 ™ 78 Part No 1148070 4 Way Valve Function Test NOTE: For this proced ure, ref er to FIGURE 23.1 on page 77. The 4 ‐ wa y va l v e used in the P erfecto2 Series Concentrators does have an acceptable tolerance of leakage ? ...
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Invacare IRC5PO2 - page 79
SECTION 23—LEAK TEST Part No 1148070 79 Perfecto 2 ™ FIGURE 23.2 4 Way Valve Function Test 4 Way Valve Check each end cap for cracks and for major leaks. You should NOT use leak detector on the valve. Use a 0-30 psi pressure gauge to monitor system pressure swings, and also record the amount of time it takes to achieve a shift (full charge and ...
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Invacare IRC5PO2 - page 80
SECTION 24—ALARM TEST Perfecto 2 ™ 80 Part No 1148070 SECTION 24— ALARM TEST Alarm and Sensor Tests DANGER To prevent electrical shock, AL W A YS disconnect concentrator from electrical outlet before servicing. Check alarms periodically for proper function. Power Loss Alarm W ...
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Invacare IRC5PO2 - page 81
SECTION 24—ALARM TEST Part No 1148070 81 Perfecto 2 ™ 4. Replace tubing and tie wrap. Time-Out Test NOTE: For this proced ure, ref er to FIGURE 24.1. 1. W ith unit off () , disco nnect the compressor connector from the ma in wiring harness. 2. Plug unit ...
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Invacare IRC5PO2 - page 82
SECTION 24—ALARM TEST Perfecto 2 ™ 82 Part No 1148070 FIGURE 24.2 High Pressure Test Oxygen Sensor NOTE: For this proced ure, ref er to FIGURE 24.3 on page 83. Alarm sequence occurs when concentration levels fall below a preset va l ue , typically 73% ± 3% ...
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Invacare IRC5PO2 - page 83
SECTION 24—ALARM TEST Part No 1148070 83 Perfecto 2 ™ 4. Slowly adjust flow beyond maximum rated flow until yo u can achieve a concentration level greater than 75% but less than 84%. Wi t h i n 30 minutes the YELLOW panel indicator li ...
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Invacare IRC5PO2 - page 84
SECTION 24—ALARM TEST Perfecto 2 ™ 84 Part No 1148070 P.E. Valve Coil Test NOTE: For this proced ure, ref er to FIGURE 24.4. NOTE: P. E . Va l v e Coil ‐ Alarm sequence occurs when the P. E . Va l v e Coil , connection or P. C . Board Circuitry has ? ...
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Invacare IRC5PO2 - page 85
SECTION 24—ALARM TEST Part No 1148070 85 Perfecto 2 ™ ...
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Invacare IRC5PO2 - page 86
SECTION 25—SIEVE BED PRESSURE CHECK Perfecto 2 ™ 86 Part No 1148070 SECTION 25— SIEVE BED PRESSURE CHECK Checking Sieve Bed Pressure DANGER To prevent electrical shock, AL W A YS disconnect concentrator from electrical outlet before servicing. Disassembly NOTE: For this proced ure, ? ...
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Invacare IRC5PO2 - page 87
SECTION 25—SIEVE BED PRESSURE CHECK Part No 1148070 87 Perfecto 2 ™ 4. Check each connection to make sure it is tight. 5. T urn the concentrator On () . NOTE: Adjust the concentrator to MAXIMUM rated liter flo w to 5 L/min. NOTE: Wai t approx ...
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Invacare IRC5PO2 - page 88
LIMITED WARRANTY For w arranty information, please refer to the original owner ʹ s manual which came with this product, or contact Invacare for more information. Invacare Corporation www.invacare.com USA One Invacare Way Elyria, Ohio USA 44036-2125 800-333-6900 Canada ...
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