EVAPORATOR FAN, MOTOR, AND HOUSING.-Continued

TM5-4120-383-14

4-33.

EVAPORATOR FAN, MOTOR, AND HOUSING.-Continued

NOTE

If all the preceding inspections and tests are

satisfactory but the motor will still not operate

properly, notify direct support maintenance, who may

desire to make further tests before it is removed.

Removal/Disassembly.

(1) Loosen clamps and remove the TEMPERATURE SELECTOR remote

sensing bulb from top of fan housing.

(2) Remove straps and fan brackets from top or outlet of fan.

(3) Remove four cap screws and lock washers holding four

corners of base to the resiliant mounts.

(4) Lift fan, motor, and base assembly out of unit.

(5) Remove four nuts and lock washers from each inlet ring.

(6) Remove four cap screws and lock washers from bottom of

base and pull motor, shaft, and fan out of housing.

(7) Loosen setscrews in fan and shaft and pull them from

motor.

(8) Remove four screws and lock nuts that attach flanges to

Slip flanges

base and remove flanges and fan housing from base.

and fan housing apart.

(9) Check condition of resilient mounts. If damage is

detected remove defective mount by tilting air conditioner and

removing screws from bottom side of cabinet.

NOTE

Be sure that correct part number resilient mounts are

ordered and installed properly. The two mounts on

the motor end are different than those on the fan

end.

d. Replace.

Replace any defective components found during

inspection and test.

Installation/Assembly.

(1) If resilient mounts were removed, see note above and

install new mounts.

4-92