TM-5-4310-389-14
Table 2-1 Operator Preventive Maintenance Checks and Services (PMCS)(Continued)
Note:
B - Before Operation
D - During Operation
A - After Operation
Intervals
Item
Item to be Inspected
Equipment is not
No.
B
D
A
(Procedure)
Ready/Available if:
8
Compressor Oil Level.
Check
oil level. Fill to proper level.
9
V- belts (Compressor Drive).
Belt depression is
Inspect the belt for wear,
more than 1/2-inch.
fraying, peeling and belt tension.
Visually inspect for cracking,
Inspect belt tension by pressing
belts midway between engine
pulley and compressor flywheel.
10
Clutch. Check clutch engagement.
Clutch slips, handle dis-
There should be a noticeable
engages, no snapping
snapping action when clutch is
action or clutch has no
properly adjusted.
Ensure clutch adjustment left.
is disengaged before starting.
11
Pressure Maintaining Valve
PMV does not main-
(PMV)
tain 1800 to 2000
psi on the final
pressure gauge.
2-7
