Cleaning and Inspection.
(1) Clean the fan motor with a soft, clean cloth dampened with
(2) Inspect the fan motor for burned insulation, bent or rusted
shaft, or other damage. Repair or replace a damaged motor.
(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
(b) No resistance indicates a shorted motor and is defective.
(c) Hold meter leads on one winding lead and the frame of the
motor, and then the other lead and motor frame. No resistance indicates
a shorted motor, therefore defective.
(2) Replace a defective motor.
as it is placed on the motor base.
Install the fan motor to the base with mounting bolts.
(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).
Section VII. AIR CIRCULATION SYSTEMS
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