
Section 4 Component Teardown
4-11
Blower Housing Removal
The blower housing is a two piece styrofoam assembly
that provides an air passage for cold air exiting the unit.
To remove the blower housing:
1. Disconnect power supply from unit.
2. Remove the front panel assembly. Pull the unit from
the cabinet wrapper/sleeve.
3. Remove the condenser fan assembly from the unit.
4. From inside the air duct, pull back on the air vent
handle to release the retaining tab on the vent
linkage. Pull handle from air duct. (See Figure 4-22)
5. The front styrofoam piece may now be separated
from the rear piece.
Blower Wheel Removal
To remove the blower wheel:
1. Disconnect power supply from unit.
2. Remove the front panel assembly. Pull the unit from
the cabinet wrapper/sleeve.
3. Remove the condenser fan assembly from the unit.
Remove the front styrofoam section of the air duct.
4. Use a 16mm socket or wrench and remove the nut
securing the blower wheel to the motor shaft. Pull
the lock washer and washer off shaft, then pull
blower wheel off shaft. (See Figure 4-23)
5. The rear section of the styrofoam air duct may now
be removed from the right bulkhead partition.
Right Bulkhead Partition Removal
To remove the right bulkhead partition:
1. Disconnect power supply from unit.
2. Remove the front panel assembly. Pull the unit from
the cabinet wrapper/sleeve.
3. Remove the condenser fan assembly from the unit.
Remove blower wheel and rear styrofoam section or
air duct.
4. Extract the three screws securing the rear section of
the condenser fan assembly from the right bulkhead
partition. (See Figure 4-24)
Figure 4-22.
Figure 4-23.
The blower wheel must be removed before the rear
styrofoam piece can pulled from the right bulkhead
partition.
NOTE
Figure 4-24.
Retaining Latch
Screws
16mm nut
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