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TM 9-4120-430-14
0015 00
Table 1. Unit Preventive Maintenance Checks and Services (PMCS) - Continued
ITEM TO BE
EQUIPMENT NOT
ITEM
INTERVAL
CHECKED OR
PROCEDURE
READY/AVAILABLE
NO.
SERVICED
IF:
4. Replace damaged impellers (3) or (4)
or motors (1 and 2) (WP 0035 00 and
Figure 4. Evaporator and Condenser Fan Assemblies PMCS
5
Quarterly
Electric Heater
WARNING
Assembly
Ensure power source is
disconnected before doing any
maintenance work on this unit.
1. Remove covers. See WP 0018 00.
2. Check for breaks in wiring (1) and
insulation. See figure 5. Tighten loose
connections.
3. Check heating elements (2) for
damage.
4. Clean heating elements (2).
5. Replace electric heating elements (2) if
damaged (WP 0036 00).
0015 00-5
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