Technical
Service
Inspection
Monthly
Weekly
ENGINE AND ACCESSORIES-Continued
15
15
Service the oil filters as specified in the current lubrication order.
After servicing, check carefully for leaks while the engine is
running.
16
16
16
Radiator and Shutter. Inspect the radiator for leaks, obstructions
in core air passages, and loose mounting bolts. Check all
cooling system hose for leaks, excessive deterioration, and
loose connections. Check operation of shutters. Shutters
should open when water temperature gage registers 180 to
190 F.
.............
16
16
Drain, flush, and refill the cooling system if coolant is
contaminate(l with rust or dirt. See that core air passages are
clean. Replace any damaged or defective cooling system hose,
lines, and gaskets. See that all mounting bolts and connections
are tight. Protect the coolant from freezing, and record its
freezing point on DA Form 464.
18
18
18
Fan, Belt, and Pulleys. Check condition and mounting of fan
blades. Inspect for worn, cracked, or frayed belt. Check belt
tension and condition and alinement of pulleys. Belt is properly
adjusted when it can be deflected 3/ to I inch from normal
position at a point midway between the pulleys.
.............
18
18
Adjust the tension of the belt if necessary. Replace belt if frayed
or badly worn.
20
20
20
Governor and Linkage. Check the governor adjustment. If the
engine surges when running at top speed without load, the
governor is out of adjustment.
.............
20
20
Adjust the governor if necessary.
Report any deficiencies not
corrected to the proper authority.
FUEL SYSTEM
38
38
38
Fuel Pump and Housing. Inspect fuel pump and lines for leaks.
Check for loose mounting and assembly screws. Check
sediment bowl for water and dirt.
Tighten any loose screws and connections.
.............
38
38
Clean
sediment
bowl
if
it
contains
water
or
45