TM 9-4940-421-14
Table 3-2. Operator/Crew Preventive Maintenance Checks and Services (cont)
LOCATION
ITEM TO
NOT FULLY MISSION
PROCEDURE
INTERVAL
CHECK/SERVICE
CAPABLE IF:
ARC WELDING MACHINE
ENGINE
Air Cleaner Filter
Inspect for dirt and dust. Clean as
Filter is clogged with
Quarterly,
necessary (p. 3-3). If air cleaner filter
except more
dirt/dust.
is clogged with dirt/dust, notify orga-
frequently
nizational maintenance to replace it.
when operat-
ing under
dirty/dusty
conditions
weekly
Engine Oil and
With shop parked on level ground,
Oil is 1 quart or more
Leaks
check dipstick (1) for level of engine
low or if class III oil
oil. Add oil thru filter (2) if oil is 1
leaks are present.
quart or more low. Report any class
III oil leaks to organizational mainte-
nance.
Monthly
Fuel Strainer
Check fuel strainer (3) for debris and
Fuel strainer is dirty.
clean as necessary (p. 3-5).
Air Cooling System
weekly
Inspect shrouds for looseness, missing
Air cooling system
Shrouds
components, and cracks. Tighten any
shrouds are loose,
loose fasteners. Notify organization~
cracked, or missing, or
maintenance of missing or cracked
if fasteners are missing.
shrouds or missing fasteners.
I
Change 1
3-2.1
