Section 20- 4-Way Valve/Manifold Assembly; Replacing 4-Way Valve And/Or Manifold Assembly - Invacare Perfecto2IRC5PO2AW Service Manual

SECTION 20—4-WAY VALVE/MANIFOLD ASSEMBLY
SECTION 20— 4-WAY VALVE/
MANIFOLD ASSEMBLY
To prevent electrical shock, ALWAYS disconnect concentrator from electrical outlet
before servicing.
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 66.
1. Unplug unit.
2. Remove cabinet. Refer to Removing Cabinet on page 22.
3. Cut the one tie wrap that secures the manifold exhaust tube to the "F" tube.
4. Remove the manifold exhaust tube from the "F" tube.
5. Cut the two tie wraps that secure the "F" tube to the 4 way valve/manifold assembly.
6. Remove the "F" tube from the 4 way valve/manifold assembly.
7. Using a hose clamp tool, remove the clamps that secure the vinyl tubes to the 4-way
valve/manifold assembly.
8. Remove the vinyl tubes from both sides of the 4 way valve/manifold assembly.
9. Note the orientation of the 4-way valve/manifold assembly before removing for
correct re-installation.
10. Lift 4-way valve/manifold assembly up and out of the base of the concentrator.
11. Disconnect spade connectors located on the side of the 4 -way valve assembly (Not
shown).
12. Remove the four mounting screws that secure the 4-way valve/manifold assembly
together (Detail "A").
13. Replace the necessary component(s). (i.e. - 4-way valve, manifold or both).
14. Loosely install mounting screws through 4-way valve and into manifold assembly.
NOTE: Ensure the manifold gasket is in place on 4-way valve before installing.
Perfecto ™
2
DANGER
CAUTION
64
Part No 1154245