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c. Cleaning and Inspection. Wipe off all ac-
cumulated dirt from heater elements and inspect
for visible damage to element or leads. Check each
heater element for continuity. Replace defective
heaters. Repair damaged leads.
d. Installation. Refer to figure 4-10 and install
heater elements as follows:
(1) Insert heaters in bracket and support with
Section XII.
4-36. General
The evaporator fan and condenser fan motors are
identical. The evaporator fan and motor are
mounted on a common base in the lower front
compartment of the air conditioner. The condenser
fan motor is mounted on a separate base in the rear
compartment of the air conditioner.
4-37. On-Equipment Testing
a. Disconnect motor lead electrical connector.
b. Use a multimeter and test for continuity across
each combination of two motor terminals. If
continuity is not indicated, the windings are open or
shorted and the motor should be replaced.
an insulating washer between bracket and flange of
each heater element.
(2) Install washer, lock washer and nut on
each heater element. Secure support
screws, washers and lock washers.
(3) Refer to wiring diagram and
nections to heaters.
with two
make con-
(4) Refer to paragraph 4-21 and install
housing covers.
FAN MOTORS
c. Place one multimeter probe against the motor
housing and the other against one of the motor
terminals. If continuity is indicated the motor is
grounded.
d. Replace motor if open or grounded.
Note. Where there are separate circuits through the
thermal protectors on high and low speed circuits, check for
continuity across terminals in the same circuit. Refer to wiring
diagram.
4-38. Removal
a. Evaporator Fan Motor. Refer to figure 4-11
an d remove evaporator fan motor as follows:
4-20
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