
Section 4 Component Teardown
4-39
Fan and Blower Assembly Removal
To remove the fan and blower assembly:
1. Disconnect power supply from unit.
2. Remove the front panel and cabinet wrapper/sleeve.
Remove the control panel from its installation
position but do not disconnect from wire harness.
Remove the top two styrofoam sections of the
blower compartment.
3. Discharge capacitor. To discharge the high voltage
capacitor, wait for 60 seconds and then short-circuit
the connection of the high-voltage capacitor (that
is the connecting lead of the high-voltage rectifier)
against the chassis with the use of an insulated
screwdriver.
4. The fan motor wire harness passes through the
control system bulkhead. Disconnect the fan motor
wire leads from the capacitor and control board.
Remove ground wire from control system bulkhead.
5. Pull fan motor wire harness through hole in control
system bulkhead.
6. Extract the 3 screws from each side of condenser,
then extract the two screws from the top of the
condenser. (See Figure 4-100)
7. Extract the two screws securing the bottom of the
fan and blower assembly to the unit base.
(See Figure 4-100)
8. Use either a 10 mm extended socket of a long
phillips head screwdriver and extract the four screws
securing the fan motor mounting bracket to the unit
base. (See Figure 4-100)
9. Carefully lift the fan and blower assembly upwards
until free of condenser.
Assembly Breakdown
10. Use an 16mm socket or wrench and remove the nut
securing the blower to the fan motor shaft. Remove
the lock washer and washer from shaft. Pull blower
from motor shaft. (See Figure 4-101)
11. Use a 13mm socket or wrench and remove the left
hand nut and lock washer securing the fan blade
to the fan motor shaft. Pull the fan blade from the
motor shaft. (See Figure 4-102)
12. Use a phillips head screwdriver or an 8 mm wrench
or socket and extract the 3 screws securing the fan
motor to the mounting bracket. The fan motor is
now free. (See Figure 4-103)
Figure 4-103.
Figure 4-100.
Remove
Screws
Repeat
Opposite Side
Remove
Screws
13 mm Nut
Left Hand
Thread
Figure 4-102.
Figure 4-101.
16 mm Nut
Right Hand
Thread
Remove
Screws
Repeat
Opposite Side
Of Bracket
Screws
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