Section 12-Heat Exchanger; Replacing Heat Exchanger - Invacare Platinum 5 Service Manual

SECTION 12—HEAT EXCHANGER

Replacing Heat Exchanger

To prevent electrical shock, ALWAYS disconnect concentrator from electrical
outlet before servicing.
NOTE: For this procedure, refer to FIGURE 12.1.
1. Unplug unit.
2. Remove cabinet. Refer to Removing Cabinet on page 25.
Use care not to deform heat exchanger when installing, removing or cleaning.
3. Loosen 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.
5. Move the heat exchanger out to access the hoses and remove them from the heat
exchanger.
6. Remove heat exchanger.
7. Reverse STEPS 3-6 to install new heat exchanger.
8. Run unit and check for leaks. Refer to Leak Test on page 89.
9. Reinstall cabinet. Refer to Removing Cabinet on page 25.
Sound Box
Screw
Heat Exchanger
Standoff
Heat Exchanger
Adjustable
Clamp
Compressor Outlet
Hose (BLUE)
Part No 1110538
DANGER
CAUTION
Valve Manifold Input Hose
(from compressor)
FIGURE 12.1 Replacing Heat Exchanger
61
SECTION 12—HEAT EXCHANGER
Platinum™Series