TM 9-4120-407-14
3-36. HEATER ELEMENT TESTING AND REPLACEMENT. (Cont)
studs (2) and heater (1) sheath. Replace if continuity is indicated.
(4) If heater element (1) tests good, connect wire leads using wiring diagram Figure 3-5 and tags.
Remove tags.
b. Removal.
(1) Tag and disconnect wire leads from the heater element (1) that is being removed.
(2) Loosen two screws (3) and remove channel (4).
(3) Carefully pull heater element (1) from lower mounting clips (5).
c. Installations.
(1) Insert heater element (1) into lower mounting clips (5).
(2) Install channel (4) and tighten two screws (3).
(3) Connect wire leads using wiring diagram Figure 3-5 and tags. Remove tags.
NOTE
FOLLOW-ON MAINTENANCE:
3-37. CONDENSER FANS AND MOTOR TESTING AND REPLACEMENT.
This task covers:
a. Testing
b. Removal
c. Installation
INITIAL SETUP
Tools
Equipment Conditions:
Service Refrigeration Unit Tool Kit
Materials /Parts
Personnel Required:
Two
a. Testing.
(1) Disconnect harness connector (1) Figure 3-56 from motor connector (2).
and C in motor connector (2). If there is no continuity between any pairs of pins, the motor winding
is open. Replace motor.
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