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TM 9-4110-257-14
Table 4-1. Unit Preventive Maintenance Checks and Services for Model F10000RD - Continued
Location
Item
Item to
Not Fully Mission
No.
Interval
Check/
Procedure
Capable if:
Service
NOTE
Operating the toggle switch can cause the
refrigeration unit to start or shut down.
23
Semi-
Toggle Switch
Inspect the toggle switch for any damage and
Toggle switch will not stay
Annually
loose or missing mounting hardware or wire
in START/RUN position.
leads. Inspect for smooth operation to
Wire leads are loose.
START/RUN and OFF. If damaged, or wire
leads or mounting hardware is loose, or
operation is stiff or binding, test, tighten, or
replace as necessary (para 4-28).
NOTE
Operating the circuit breaker can cause the
refrigeration unit to start or shut down.
24
Semi-
Circuit
Inspect the circuit breaker for any damage, secure
Circuit breaker will not
Annually
Breaker
mounting, or loose wire leads. Push to check for
stay in on position or
smooth operation to on and off. If damaged,
button is damaged. Wire
loose mounting, wire leads are loose, or operation
leads are loose.
is stiff or binding, test, secure, or replace as
necessary (para 4-21).
25
Semi-
Control Relays
a.
Check for loose or missing mounting
Mounting hardware or
Annually
hardware and wire terminals. Tighten or
wire terminals are loose.
replace as necessary (para 4-24).
Case is damaged.
b.
Inspect case for cracks, breaks, or evidence of
overheating. Replace if damaged
(para 4-24).
26
Semi-
Time Delay
a.
Check for loose or missing mounting
Mounting hardware or
Annually
Relays
hardware and wire terminals. Tighten or
wire terminals are loose.
replace as necessary (para 4-25).
Case is damaged.
b.
Inspect case for cracks, breaks, or evidence of
overheating. Replace if damaged
(para 4-25).
4-26
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