TM 9-4110-258-13
Table 2-1. Operator Preventive Maintenance Checks and Services - Continued
Location
Item
Interval
Item to
Procedure
Not Fully Mission
No.
Check/
Capable If:
Service
38
Monthly
Pressure
Inspect the pressure regulator valves for damage
Pressure regulator valve
Regulator
or evidence of refrigerant leak. If damaged or
damaged or evidence of
Valves
evidence of leaking found, notify direct support
leak is found.
maintenance to replace it.
39
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.
40
Monthly
Valves
Inspect the valves for evidence of refrigerant
Evidence of leak is found.
leak. If evidence of leaking found, notify direct
support maintenance to replace it.
41
Monthly
Check Valve
Inspect the check valve for evidence of
Evidence of leak is found.
refrigerant leak. If evidence of leaking found,
notify direct support maintenance to replace it.
42
Monthly
Sight
Inspect the sight indicator for evidence of
Evidence of leak is found.
Indicator
refrigerant leak. If evidence of leaking found,
notify direct support maintenance to replace it.
43
Monthly
Inspect the solenoid valves for frayed or broken
Wire lead frayed or
Valves/Coils
wire leads, loose coil, loose or missing cover, and
broken, coil loose, or
evidence of refrigerant leak. If coil is loose or
evidence of leak is found.
damaged or wire leads are frayed or broken,
notify unit maintenance to repair or replace it as
necessary. If evidence of leaking found, notify
direct support maintenance to replace it.
44
Monthly
Accumulator
Inspect the accumulator for damage and
Accumulator is damaged
evidence of refrigerant leak. If damaged or
or evidence of leak is
evidence of leaking found, notify direct support
found.
maintenance to replace it.
45
Monthly
Tubing and
Inspect the tubing and fittings for kinks,
Tubing or fittings
Fittings.
restriction (crushed), or evidence of refrigerant
damaged, kinked, or
leak. If damaged or evidence of leaking found,
evidence of leak is found.
notify direct support maintenance to tighten,
repair, or replace as necessary.
2-17