Invacare Perfecto2 IRC5PO2AW Service Manual page 23

Depending on the date of manufacture, the unit will be equipped with one of the two PE valve assemblies A shown above, circular shape
(top) or rectagular shape (bottom).
Only the AW model is shown. The PE valve for the VAW model replaces in the same manner.
1. Turn power Off (O) and unplug the unit.
2. Remove cabinet. Refer to 6.1 Removing Cabinet, page 17.
3. Remove the compressor inlet HEPA filter. Refer to 5.4 Replacing the Compressor Inlet HEPA Filter, page 13.
4. Remove spade connectors (not shown) from P. E. valve terminals B.
Remove tie-wraps C from P. E. valve tubing D.
5.
6. Remove P. E. valve assembly from tubing.
CAUTION!
– If P. E. valve is not to be installed IMMEDIATELY, plug the sieve bed fittings to prevent sieve bed contamination.
To ensure proper orientation on the circular shape PE valve, the "OUT" port barb E should face to the left side sieve bed F
when viewing from behind the unit.
To ensure proper orientation on the rectangular shape PE valve, the FLOW arrow G should face to the left side sieve bed F
when viewing from behind the unit.
7. Install new P. E. Valve and P. E. valve assembly IMMEDIATELY, by reversing STEPS 4-6.
CAUTION!
– Ensure the restrictor is on the product tank side of the IRC5PO2VAW concentrator.
8. Reinstall the compressor inlet HEPA filter. Refer to 5.4 Replacing the Compressor Inlet HEPA Filter, page 13.
Autotuning of the concentrator is necessary. Refer to 7.1 Autotuning, page 40.
9. Run unit and inspect for leaks. Refer to 8.1 Leak Test, page 41.
10. If no leaks detected, turn power Off (O) and unplug the unit.
11. Reinstall cabinet. Refer to 6.1 Removing Cabinet, page 17 and reverse all steps.
1154245-F-02
C
D
D
B
A
C
D
D
B
F
Service
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