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SECTION 12—HEAT EXCHANGER

SECTION 12—HEAT EXCHANGER

Replacing Heat Exchanger

NOTE: Refer to Recycling Information following local governing ordinances and recycling plans
regarding disposal of the concentrator or components.

Platinum 5 Models

DANGER

To prevent electrical shock, ALWAYS disconnect concentrator from electrical

outlet before servicing.

1. Turn power Off (O) and unplug the unit.

2. Remove cabinet. Refer to Removing Cabinet on page 25.

CAUTION

Use care not to deform heat exchanger when installing, removing or cleaning.

3. Remove compressor assembly. Refer to Replacing Compressor Assembly for 5 Liter

Models on page 35.

4. Loosen hose clamp and separate heat exchanger output fitting from hose elbow.

5. Remove heat exchanger from the soundbox assembly.

6. Reverse STEPS 3-6 to install new heat exchanger assembly.

7. Run unit and inspect for leaks. Refer to Leak Test on page 71.

8. If no leaks detected, turn power Off (O) and unplug the unit.

9. Reinstall cabinet. Refer to Removing Cabinet on page 25.

Содержание Platinum IRC5LXO2AW

Страница 1: ...performed by a qualified technician For more information regarding Invacare products parts and services please visit www invacare eu com Platinum Oxygen Concentrator Model IRC5LXO2AW With SensO2 and H...

Страница 2: ...17 Operating Sequence 17 SECTION 3 PNEUMATIC DIAGRAM 19 SECTION 4 TROUBLESHOOTING 20 SECTION 5 CABINET 25 Removing Cabinet 25 SECTION 6 PREVENTIVE MAINTENANCE 26 Cleaning the Cabinet Filter 26 Replac...

Страница 3: ...Platinum 9 Models 48 SECTION 13 CONTROL PANEL 50 Removing Control Panel 50 Replacing Control Panel 51 SECTION 14 COOLING FAN 52 Replacing Cooling Fan 52 SECTION 15 P C BOARD 54 Replacing P C Board 54...

Страница 4: ...N 22 AUTOTUNING 69 Autotuning 69 SECTION 23 LEAK TEST 71 Leak Test 71 SECTION 24 ALARM TEST 74 Alarm and Sensor Tests 74 Power Loss Alarm 74 Low Pressure Test 74 Time Out Test 75 High Pressure Test 75...

Страница 5: ...minor injury or both IMPORTANT Indicates a hazardous situation that could result in damage to property if it is not avoided NOTE Gives useful tips recommendations and information for efficient trouble...

Страница 6: ...Directive 93 42 EEC concerning medical devices The launch date of this product is stated in the CE declaration of confor mity Power switch ON Power switch OFF LABEL SYMBOL O2 PURITY INDICATOR LIGHTS L...

Страница 7: ...Invacare representative for available accessory information NOTE This outlet fitting is to be used only for filling oxygen cylinders with the HomeFill home oxygen compressor The outlet fitting does n...

Страница 8: ...kPa 9 0 5 psi Flow Range For IRC5LXO2AW 0 5 to 5 L min Flowrates less than 1 L min are not recommend For IRC9LXO2AWQ 1 L min to 9 L min Flowrates less than1 L min are not recommended Potential Obstruc...

Страница 9: ...Cabinet Impact Resistant flame retardant plastic cabinet that conforms to UL 94 V0 CE marked models IRC5LXO2AW IRC9LXO2AWQ Electrical No extension cords Placement No closer than 7 5 cm 3 inches from a...

Страница 10: ...1 SAFETY ITEM DESCRIPTION A Serial number label is located on the resonator intake assembly B Specification label is located on the back of the concentrator at the base C Double Insulation label is lo...

Страница 11: ...IN THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE DANGER Risk of Death Injury or Damage From Fire Textiles oil or petroleum substances grease greasy substances and other combustibles are easily ig...

Страница 12: ...tion with Invacare accessories Accessories designed by other manufacturers have not been tested by Invacare and are not recommended for use with Invacare products There are many different types of hum...

Страница 13: ...nt oxygen deprivation Consult your physician before traveling to higher or lower altitudes to determine if your flow settings should be changed WARNING To prevent injury or damage from cord misuse DO...

Страница 14: ...ing For Indoor Use ONLY WARNING Risk of Injury It is very important to select the prescribed level of oxygen flow To avoid injury from oxygen deprivation DO NOT increase or decrease the flow unless a...

Страница 15: ...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 emission...

Страница 16: ...otor hour meter transformer cooling fan and the printed circuit P C board Room air enters the compressor via the cabinet filter and the compressor inlet filter The air is compressed by the wobble pist...

Страница 17: ...r mounted on the printed circuit board As the oxygen enters the sensor it passes through a screen and contacts the sensing disk Electric current flowing through a metal film resistor heats the disk in...

Страница 18: ...factors such as low voltage high altitude or age of the machine will affect the time required to reach 85 2 If the oxygen level is not above 85 2 within the first 30 minutes the oxygen concentration...

Страница 19: ...utput Check Valve Patient Output Oxygen Sensor SensO2 models Only Pressure Sensor P S I 02 P C Board Pressure Regulator Product Tank Check Valves Air Inlet Cabinet Filter s Compressor Inlet Filter Sie...

Страница 20: ...ections to the On Off switch for any disconnected wires If the concentrator does not come on at all and wiring is intact color code and remove wires one at a time Remove and replace with new one Trans...

Страница 21: ...Compressor on page 35 Heat exchanger a Leak at tubing or body chamber b Inspect tubing and heat exchanger a Replace or retighten b Replace or retighten tubing Replace heat exchanger Refer to Replacing...

Страница 22: ...ective relief valve h Insufficient voltage outlet a Replace compressor Refer to Compressor on page 35 b Replace capacitor Refer to Replacing Capacitor on page 37 c Replace compressor Refer to Compress...

Страница 23: ...en outlet Adjust regulator b If flow is still unstable check for leaks starting at the compressor outlet fitting through all pneumatic connections If no leaks are found and flow is still fluctuating r...

Страница 24: ...eplace compressor Refer to Compressor on page 35 d Replace compressor Refer to Compressor on page 35 e Replace compressor Refer to Compressor on page 35 Line voltage excessive surge Have line voltage...

Страница 25: ...fore servicing 1 Turn power Off O and unplug the unit 2 Remove the four mounting screws that secure cabinet assembly to the base assembly 3 Lift the cabinet straight up NOTE When required vacuum insid...

Страница 26: ...described in this manual Users should contact your dealer or Invacare for service NOTE At a minimum preventive maintenance MUST be performed according to the maintenance record guidelines In places w...

Страница 27: ...fluctuates the outlet HEPA filter may need replacement Refer to Troubleshooting on page 20 NOTE To replace the Outlet HEPA filter perform this procedure as needed depending on the Outlet HEPA filter...

Страница 28: ...centrator Detail A 3 Insert a flathead screwdriver in the plate groove on the top edge of the plate and gently pry the humidifier adapter storage plate open to remove the plate Detail A 4 Grasp the co...

Страница 29: ...Filter REMOVE TOP SEAL ONLY ON NON PLATINUM MODELS PN 1131249 REMOVE FOR PLATINUM 10 MODEL P E E L H E R E P E E L H E R E Compressor Inlet Filter DETAIL B INSTALLING COMPRESSOR FILTER Compressor Inl...

Страница 30: ...up 6 If excessive buildup remove the throttle muffler and discard Replace with a new muffler If no buildup present reattach the throttle muffler 7 Place the new blue tie wrap onto the Y tube 8 Insert...

Страница 31: ...le muffler into Y tube Detail A 10 Reconnect both halves of the exhaust canister Detail A 11 Install exhaust canister over throttle muffler that is inserted into the Y tube Detail A 12 Run unit and in...

Страница 32: ...ctrical outlet before servicing 1 Turn power Off O and unplug the unit 2 Remove cabinet Refer to Removing Cabinet on page 25 CAUTION Use care not to deform heat exchanger when installing removing or c...

Страница 33: ...SECTION 6 PREVENTIVE MAINTENANCE Part No 1118396 33 Platinum Oxygen FIGURE 6 6 Cleaning the Heat Exchanger Heat Exchanger...

Страница 34: ...Filter s Check Outlet HEPA Filter Check Compressor Inlet Filter Check Power Loss Alarm Clean Replace Cabinet Filter s Check Outlet HEPA Filter Check Compressor Inlet Filter Check Power Loss Alarm NOTE...

Страница 35: ...he compressor assembly 5 Remove compressor wires from wire clamps and tie wraps Disconnect motor connector from the main harness connector NOTE Motor connector goes through grommet before reaching the...

Страница 36: ...boot on capacitor 6 Disconnect capacitor wires from the top of the capacitor NOTE Re use the protective boot if the replacement parts DO NOT provide one 7 Remove the two mounting screws that secure t...

Страница 37: ...t secures the capacitor clamp to the soundbox brace 6 Remove the capacitor from the concentrator base assembly 7 Install new capacitor by reversing STEPS 3 6 8 Run unit and inspect for leaks Refer to...

Страница 38: ...ve PE valve assembly from tubing CAUTION If PE valve is not to be installed IMMEDIATELY plug the sieve bed fitting to prevent sieve bed contamination NOTE To ensure proper orientation the Out port bar...

Страница 39: ...Spade Connectors Out Port Barb Tie Wraps Tie Wraps PE Valve Terminals PE Valve Terminals Flow Arrow NOTE Depending on the date of manufacture the unit will be equipped with one of the two PE valve as...

Страница 40: ...justable clamps on sieve beds Slide clamps down below the adjustable clamp hangers 5 Lift sieve beds up and rest sieve beds on top rear of base 6 Using a hose clamp tool remove the clamp and reinforce...

Страница 41: ...shown Regulator PE Valve Tubing Adjustable Clamp NOTE Depending on the date of manufacture the unit will be equipped with one of three configurations Rectangular PE valve assembly and new regulator De...

Страница 42: ...h tubing to the product tank 5 Remove the tie wrap not shown securing the upper inch tubing to the barb on the sieve bed not shown WARNING The check valves are one way directional and MUST be installe...

Страница 43: ...Check Valves Product Tank Tubing Adjustable Clamp On 5 Liter models the clamp is located near top of product tank On 9 Liter models the clamp is located near middle of product tank Regulators used Af...

Страница 44: ...product tank back and up to access regulator 5 On SensO2 concentrator models only remove the 1 8 inch tubing to the regulator assembly 6 Remove the four mounting screws that secure regulator to produc...

Страница 45: ...abinet on page 25 Pressure Sensor Tubing Adjustable Clamp Pressure Adjustment Screw 5 32 inch Allen Wrench Pressure Regulator Top Pressure Regulator NOTE Sieve Beds removed for clarity NOTE Regulator...

Страница 46: ...ter models with Regulators before 07 01 12 Locate the pressure adjustment knob C All models with Regulators after 06 30 12 Insert a 3 32 2 5 mm Allen wrench into the pressure adjustment screw 8 While...

Страница 47: ...the unit 2 Remove cabinet Refer to Removing Cabinet on page 25 CAUTION Use care not to deform heat exchanger when installing removing or cleaning 3 Remove compressor assembly Refer to Replacing Compre...

Страница 48: ...osen the adjustable clamps on the compressor output hose BLUE and valve manifold input hoses at the front and rear of the heat exchanger 4 Remove screw securing heat exchanger standoff to the soundbox...

Страница 49: ...Part No 1118396 49 Platinum Oxygen FIGURE 12 2 Replacing Heat Exchanger Platinum 9 Models Sound Box Screw Heat Exchanger Standoff Heat Exchanger Adjustable Clamp Compressor Outlet Hose Valve Manifold...

Страница 50: ...en tubing disconnects from product tank 5 Cut the tie wraps that secure the 1 8 inch I D pressure sensor tubing to the product tank connection and remove tubing 6 Remove the inch I D tubing from the t...

Страница 51: ...age 58 6 Remove the hour meter Refer to Replacing Hour Meter on page 59 7 Remove horn and palnuts that hold the barbed outlet fitting 8 Discard the existing control panel 9 Install new control panel b...

Страница 52: ...of cooling fan not shown 6 Remove four mounting screws securing the cooling fan to the sound box 7 Remove existing cooling fan CAUTION Fan MUST be positioned properly so air from the fan blows down on...

Страница 53: ...ECTION 14 COOLING FAN Part No 1118396 53 Platinum Oxygen FIGURE 14 1 Replacing Cooling Fan Cooling Fan Sound Box Mounting Screws Heat Exchanger Fan Terminals Hidden from view Spade Connectors not show...

Страница 54: ...t the alligator clip contacts with bare metal surface When removing quick disconnects terminals DO NOT pull on wire itself as damage to the connection may occur Hold down the P C board with one hand a...

Страница 55: ...ions 10 After replacing P C board autotuning will be necessary Refer to Autotuning on page 69 11 Run unit and inspect for leaks Refer to Leak Test on page 71 12 If no leaks detected turn power Off O a...

Страница 56: ...bly in the upper left corner on the back of control panel 5 Unplug the transformer connector from the P C board 6 Remove the two screws that secure transformer to the back of the control panel 7 Rever...

Страница 57: ...witch and push switch out through front of control panel NOTE Ensure proper orientation of the On Off I O switch and wiring connections before installation CAUTION DO NOT install the On Off I O switch...

Страница 58: ...on page 50 4 Label the location of the tubing for accurate replacement after new flowmeter is installed 5 Remove palnuts that secure flowmeter to the control panel 6 Remove flowmeter from front of co...

Страница 59: ...age 25 3 Remove control panel Refer to Removing Control Panel on page 50 4 Remove and label the two hour meter connectors and wires connected to back of hour meter 5 Squeeze retaining clips on hour me...

Страница 60: ...that secure the 4 way valve to the manifold assembly NOTE Ensure the manifold gasket is in place on 4 way valve before installing 5 Position new 4 way valve onto manifold assembly and loosely install...

Страница 61: ...move and label the two spade connectors from the valve pilot on top of the manifold assembly 7 Loosen the adjustable clamp on the heat exchanger side that secures valve manifold input hose to heat exc...

Страница 62: ...om center port of manifold assembly 15 Slide 4 way valve manifold assembly complete through the cutout in top of sound box then install the two mounting screws washer and bushings into the manifold to...

Страница 63: ...sembly 5 and 9 Liter Models Tie Wraps Sieve Bed Hoses Spade Connectors Valve Pilot Manifold Assembly Mounting Screw Sound Box Top Bushing Two 2 per side DETAIL A MANIFOLD ASSEMBLY Adjustment Clamp Val...

Страница 64: ...embly from the manifold while leaving the coil with yoke and locknut intact on stem 7 Remove pilot valve poppet from inside the pilot valve stem CAUTION DO NOT remove the coil yoke from the coil The w...

Страница 65: ...the front of valve to ensure spade connectors are not pulled or tensioned after reinstallation 16 Use the flat blade screwdriver and hold the pilot valve stem in place 17 Tighten locknut clockwise wi...

Страница 66: ...ve Poppets and O Rings 5 and 9 Liter models Spade Connectors attach here Leave Wire Connectors Intact Pilot Valve Stem Yoke New Label Locknut Coil Pilot Valve Stem Tapered End O Ring Slotted Poppet Ma...

Страница 67: ...to reach maximum When the unit is turned on the GREEN light will come on SYSTEM OK O2 greater than 85 After five minutes the oxygen sensor will be operating normally and will control the indicator li...

Страница 68: ...SECTION 21 PURITY INDICATORS Platinum Oxygen 68 Part No 1118396 FIGURE 21 1 Indicator Light Explanation O2 Auto Shut Down Use Backup Below Normal Normal RED Call Supplier YELLOW GREEN OXYGEN PURITY...

Страница 69: ...elease the small push button switch near the pressure sensor The front panel RED indicator light will slowly blink indicating the unit is autotuning and automatically adjusting the PE valve timing 5 S...

Страница 70: ...SECTION 22 AUTOTUNING Platinum Oxygen 70 Part No 1118396 FIGURE 22 1 Autotuning Pressure Sensor Autotune Push Button Switch P C Board...

Страница 71: ...way valve and system 6 With leak test solution or equivalent soapy water leak test the following A The two sieve bed hoses at the top of 4 way valve and hose to bottom center port on 4 way valve FIGUR...

Страница 72: ...iter Models with Throttle Muffler and 9 Liter Models 4 Way Valve Hose fitting on Bottom Center Port of 4 way Valve Located BEHIND Exhaust Tubing STEP 6b Exhaust Tubing NOTE Only the 5 Liter model show...

Страница 73: ...Bed and Product Tank Hoses PE Valve Fittings STEP 6c Check Valve Tubing STEP 6d Sieve Beds Hose Connections to Bottom Fittings of Sieve Beds STEP 6b Product Tank Cap Check all hoses valves attached S...

Страница 74: ...en unit is plugged in and switched on Low Pressure Test 1 There are two separate failure modes for Low Pressure Low product tank pressure Pressure in tank drops below a preset value typically 48 kPa 7...

Страница 75: ...ccurs when pressure in product tank rises beyond a preset value typically 158 kPa 7 kPa 23 psi 1 psi Main Valve Coil Alarm sequence occurs when the main valve coil connection or P C board circuitry ha...

Страница 76: ...remain illuminated 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 i...

Страница 77: ...wire from the PE valve coil The PE valve coil alarm should activate within 10 seconds 2 Reinstall cabinet Refer to Removing Cabinet on page 25 LABEL SYMBOL STATUS INDICATOR LIGHTS LED SYSTEM OKAY O2...

Страница 78: ...ncentrator on page 34 to record date and number of hours when preventive maintenance was performed on the concentrator or any repairs made YELLOW Wires PE Valve Coil NOTE Depending on the date of manu...

Страница 79: ...t appropriate according to legislation Follow local governing ordinances and recycling plans regarding disposal of the concentrator or components normally used in operation The concentrator does not g...

Страница 80: ...um before testing 6 The pressure in the concentrator should rise within 20 seconds to 21 p s i g 0 3 and for 5 Liter and 9 Liter shift the 4 way valve to the opposite sieve bed 7 After the 4 way valve...

Страница 81: ...NOTES Part No 1118396 81 Platinum Oxygen NOTES...

Страница 82: ...ettes Tel 33 0 2 47 62 64 66 Fax 33 0 2 47 42 12 24 contactfr invacare com www invacare fr Ireland Invacare Ireland Ltd Unit 5 Seatown Business Campus Seatown Road Swords County Dublin Ireland Tel 353...

Страница 83: ...era Invacare AG Benkenstrasse 260 CH 4108 Witterswil Tel 41 0 61 487 70 80 Fax 41 0 61 487 70 81 www invacare ch switzerland invacare com United Kingdom Invacare Limited Pencoed Technology Park Pencoe...

Страница 84: ...out 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 Platinum is a reg...

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