TM 5-6115-629-14&P
Item
no.
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Table 4-1. Unit Preventive Maintenance Checks and Services (PMCS). –CONT.
H – Hours of operation
W - Weekly
M – Monthly
S – Seminally
A - Annuallv
(As indicated)
(40 hours)
(100 hours)
(500 hours)
(1000 hoursj
H
100
100
300
300
300
AR
Interval
w
M
s
l
l
l
l
l
A
Item to be
Inspected
V-Belts
Fuel Filters
Fuel Strainer
Lubricating Oil
and Filters
Breather and
Breather Tube
Air Cleaner
Taillights
Intervehicular
Cable
Lunette
Safety Chains
Reflectors
Procedures
Inspect for worn, frayed, oil soaked, or
cracked belts, Check adjustment.
Proper adjustment for fan belt is a deflection
of 9/32 inch with application of 12-14 lb
pressure midway between fan and accessory
drive pulley. For alternator drive belt,
a deflection of 9/64 inch with application
of 3-5 lb pressure midway between
alternator and accessory drive 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.
Clean air cleaner element whenever
necessary as indicated by air filter
condition indicator light.
Replace any broken or cracked lenses or
defective bulbs,
Check for cuts, breaks, frayed wires
and damaged plug.
Check security of mounting. Inspect
for excessive wear.
Inspect for broken links or missing
chain(s).
Replace any cracked, broken or missing
reflectors.
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Change 1
