TM 5-6115-626-14&P
Table 4-1. Unit Preventive Maintenance Checks and Services (PMCS).
H – Hours of operation
W - Weekly
M – Monthly
S – Semiannually
A - Annually
(As indicated)
(40 hours)
(100 hours)
(500 hours)
(1,000 hours)
Item
No.
W
M
S
A
3
4
5
6
7
8
9
10
11
12
13
14
H
100
100
100
300
300
300
500
500
500
Interval
Item to be
Inspected
Fuel Strainer and
Filters
Fuel Tanks
Fuel Pumps
Batteries
V-Belt
Fuel Filters
Fuel Strainer
Lubricating Oil
and Filters
Breather and
Breather Tube
Hydraulic Sump
Hydraulic Filter
Hydraulic Actuator
Procedures
Open drains on fuel strainer and primary and
secondary fuel filters. Drain water and
sediment. Allow to drain until fuel runs
clean.
Open drains on main fuel tank and day tank.
Drain water and sediment. Allow to drain
until fuel runs clean.
Clean or replace, as necessary, fuel strainer
in bottom of fuel pump.
Perform a hydrometer test on batteries every
100 hours. Refer to TM 5-6115-464-12
for test procedures.
Inspect for worn, frayed, cracked or oii-
soaked belt. Check adjustment. If necessary,
adjust for a 1/2-inch deflection when belt
is depressed at a point midway between
alternator and water pump pulley.
Replace filter elements every 100 hours
of operation.
Clean fuel strainer every 300 hours of
operation.
Change lubricating oil and filters every 300
hours of operation or six months.
Inspect for damage. Clean breather and tube
at oil change interval,
Drain and refill (para 3-97,
TM 5-6115-464-12)
Replace filter (para 3-97,
TM 5-6115-464-12)
Clean filter (para 3-98,
TM 5-6115-464-12)
Change 1
4-11
