
Section 4 Component Teardown
4-18
Front Scroll Cover And Heater Assembly Removal
The heater assembly is mounted to the inside of the
front scroll cover. The front scroll cover is then mounted
to the evaporator assembly and to the front bulkhead
partition.
To remove the front scroll cover heater assembly:
1. Disconnect power supply from unit.
2. Remove cabinet wrapper/sleeve then remove control
box.
3. Remove the braces and blower cover, and the top
scroll cover.
4. Disconnect wire leads from control box leading to
the heater assembly.
5. Extract the 4 screws from each side of the
evaporator securing the front scroll cover to the
evaporator and front bulkhead partition.
(See Figure 4-42)
6. Carefully pull evaporator an inch away from the
front scroll cover to allow the front scroll cover to be
pulled from the unit base. Use caution not to kink or
rupture the sealed system tubing.
7. Pull front scroll cover with heater assembly from unit
base.
8. Lay the heater and front scroll cover on a flat
surface and extract the two screws securing the
heater assembly to the front scroll cover.
(See Figure 4-43)
9. Slide heater assembly to the left until the metal
legs are free of the retaining slots then pull heater
assembly off of front scroll cover.
Left Side
Right Side
Screws
Screws
If the thermal limiter and/or the thermostat are
defective, the entire heater assembly must be replaced.
NOTE
Figure 4-42.
Figure 4-43.
Screws
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