Cleaning and Inspection. - TM-5-4120-282-130050

Cleaning and Inspection.

(1) Clean the fan motor with a soft, clean cloth dampened with

cleaning solvent.

(2) Inspect the fan motor for burned insulation, bent or rusted

shaft, or other damage. Repair or replace a damaged motor.

c. Testing.

(1) Using a multimeter set on ohms, check for continuity between

the fan motor leads.

(a) A high resistance reading indicates an open motor and is

defective.

(b) No resistance indicates a shorted motor and is defective.

motor, and then the other lead and motor frame. No resistance indicates

a shorted motor, therefore defective.

(2) Replace a defective motor.

Installation.

(1) Position the condenser and evaporator fans on the motor shaft

as it is placed on the motor base.

Install the fan motor to the base with mounting bolts.

(2)

(3) Position the condenser fan with 1/3 of the blade in the ven-

turi and set with the set screw,

(4) Position the evaporator fan 1/4" from the fan inlet and

tighten fan set screws. Spin the fans by hand being sure they turn

free and do not hit the shrouds.

(5) Connect the electrical leads.

(6) Install the front, left, right, and top panels (para 39).

48. General

The air conditioner has two air. circulation systems. The fans of

the two systems are operated by a common 1/6 hp, 115v, 60 cycle double

shaft motor. The evaporator circulation system, located in the front

of the unit, draws air from the conditioned space and/or through the