TM 9-4110-254-14
Table 2-1. Operator Preventive Maintenance Checks and Services - Continued
Location
Item
Interval
Item to Check/
Procedure
Not Fully Mission
No
Service
Capable If:
21
Monthly
Plates
Inspect for any damaged, loose, or missing
information plates and loose or missing attaching
hardware. If information plates are damaged or
loose, notify direct support maintenance to tighten
or replace them as necessary.
Refrigeration
Unit Interior
WARNING
High voltage and exposed rotating parts are
contained in the refrigeration unit. Personal
injury can result if power is connected.
22
Monthly
Dehydrator
refrigerant leak. If damaged or evidence of leaking
evidence of leak is found.
found, notify direct support maintenance to replace
it
23
Monthly
Receiver
Inspect the receiver for damage and evidence of
Receiver is damaged or
refrigerant leak. Inspect the isolation valves for
evidence of leak is found.
evidence of refrigerant leak. If damaged or
evidence of leaking found, notify direct support
maintenance to replace it.
24
Monthly
Pressure
Inspect the pressure regulator valves for damage or
Pressure regulator valve
Regulator
evidence of refrigerant leak If damaged or evidence
damaged or evidence of
Valves
of leaking found, notify direct support maintenance
leak is found.
to replace it.
25
Monthly
Metal Hose
Inspect the metal hose assemblies for kinks or
Metal hose assembly
Assemblies
evidence of refrigerant leak. If damaged or
kinked or evidence of leak
evidence of leaking found, notify direct support
is found.
maintenance to replace it.
26
Monthly
Valves
Inspect the valves for evidence of refrigerant leak.
Evidence of leak is found.
If evidence of leaking found, notify direct support
maintenance to replace it.
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