MAINTENANCE OF M939 SERIES VEHICLES - OD1661 - LESSON 1/TASK 1
(3) Sheave Assembly, supports the front winch cable in the lifting
position.
(4) Cable Assembly, is attached to the A-frame and inverted pintle
hook to maintain the A-frame in position at a 60 angle.
(5) Plate Assembly, protects the cable assembly (4) and the truck
bed from wear and distortion.
f.
Special Kits Controls and Indicators:
Airbrake Control Kit.
The airbrake control kit applies the brakes on trailers equipped with
NOTE
Airbrake kit is for use on all
models
except
tractors (M931, M932) and wrecker.
The airbrake hand control lever when pulled down, applies the brakes
on the trailer. The lever releases the brakes when pulled up.
g.
Special Kits Controls and Indicators:
Hardtop Kit.
The hardtop enclosure (figure 19 on the following page), replaces the
canvas top for arctic operations.
h.
Special Kits Controls and Indicators:
Radiator and Hood Cover
Kit.
(1) Quilted Engine Compartment Cover, is attached to the brush
guard,
hood,
and
side
panels
to
maintain
normal
operating
temperatures under arctic conditions.
(2) Radiator Cover Flap, is opened or closed to control the amount
of air passing through the radiator; it maintains normal engine
operating temperatures under arctic conditions.
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