TM-5-4310-389-14
Table 3-1. Unit PMCS (Continued)
H - Interval in Hours
D- Daily
W - Weekly
M - Monthly
Q - Quarterly
INTERVAL
ITEM
ITEM TO BE
NO.
H
D
W
M
Q
INSPECTED
PROCEDURES
COMPRESSOR UNIT (Contd)
23.
2000
Compressor Valves
Change.
Refer to Direct
Support.
24.
3000
Compressor Piston
Inspect.
Refer to Direct Support.
Rings
25.
ann.
Compressor Safety
Ensure valves are seated at final
Valves
pressure and valves are in cali-
bration. Remove for calibration
at General Support Maintenance.
Also ensure seizing wire is
holding adjusting screw firmly.
26.
ann.
Pressure Gauges (air)
Calibrate/comparison at Direct
Support Maintenance.
NOTE
Calibrate every 540 days or whenever
inaccuracies are noted.
27.
500
Compressor Oil Pressure
Adjust to 750 psi. Notify Direct
or
Safety Switch
Support Maintenance.
ann.
28.
500
Oil Pressure Regulator
Adjust to 870 psi.
or
ann.
Change 1 3-10
