TM 5-4310-352-14
Section II. PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS)
ment if operation were continued. All deficiencies and
3-3. General
shortcomings will be recorded, together with corrective
action taken on DA Form 2404 (Equipment Inspection and
operation at all times it must be inspected systematically
Maintenance Worksheet), at the earliest opportunity.
so that defects may be discovered and corrected before
they result in serious damage or failure.
3-4. Preventive Maintenance Checks and Services
b. The necessary preventive maintenance checks
Because all required inspections are made daily, or more
and services to be performed are listed and described in
frequently, operator/crew personnel will refer to Tables
c. Defects discovered during operation of the unit
inspection.
shall be noted for future correction, to be made as soon
as operation has ceased. Stop operation immediately if a
deficiency is noticed which would damage the equip-
Table 3-1. Operator/Crew Preventive Maintenance Checks and Services
B-Before Operation
D-During Operation
A-After Operation
Time required: 0.1
Time required: 0.1
Time required:
Interval and
sequence No.
Item to be inspected
Work time
B
D
A
procedure
(M/H)
NOTE
Visually inspect for evidence of lubricant leak concurrently with daily service checks.
1
Remove fill plug in frame below pilot relief valve (LO 5-4310352-12)
0.1
OBSERVE PRESSURE GAGE OPERATION
1
Watch pressure gage reading when the motor starts, and stops. Motor should start
when gage reads
175 psi. Motor should stop when gage reads 200 psi. When gage operation is im-
proper, notify
organizational maintenance.
0.1
Table 3.2. Operator/Crew Preventive Maintenance Checks and Services
D-Daily
W-Weekly
Time required: 0.2
Time required: 0.4
Interval and
Sequence No.
Item to be inspected
Work time
D
W
procedure
(M/H)
WARNING
Dry cleaning solvent, P-D-680, used to clean parts is potentially dange r-
ous to personnel and property. Do not use near open flame or excessive
heat. Flash point of solvent is 100 0F (380C) - 1380F (590C).
CAUTION
Use cleaning solvent Fed Spec P-D-680 to wipe away oil or grease from
the compressor frame, intercooler, or aftercooler tubes
NOTE
Brushes or vacuum may be used to remove dust from cylinder cooling
finns, and cooling tubes.
1
0.1
CLEANLINESS OF EQUIPMENT
Inspect the exterior of the air compressor The belt guard, motor, V-belts, compressor and the
receiver should be clean and free of dust, dirt, or oil.
1
CHECK THE FRAME OIL LEVEL AND DRAIN CONDENSATE FROM AIR RECEIVER
Inspect oil level. Fill to the overflow point if necessary. Open draincock at bottom of air re-
0.1
ceiver (fig. 1-2) long enough to drain condensate, then close the draincock
2
INSPECT HOSES AND FITTINGS
Inspect for leaks, or loose connections. Notify organizational maintenance of defective fittings.
0.1
3-4
