TM 9-2815 -202-34
Run engine in clean area when air intake ducting is removed. Dirt, dust, and particles
in unfiltered air can enter engine and damage parts or cause mechanical failure.
c. Start engine and run engine to attain coolant operating temperature of 160-185°F
d. Move speed control lever (11) in maximum speed position. Apply oil or air pressure to governor
and note engine speed. Return engine to idle position.
e. Discontinue oil or air pressure to governor and stop engine. If additional adjustment is needed,
proceed with steps f thru k.
f, Remove two bolts (9) and two Iockwashers (8) securing governor spring housing (6) and cover (5)
to governor housing (1 O). Remove governor spring housing and cover. Discard two Iockwashers
and two gaskets (7).
Do not permit seal ring on piston to slide past inlet port, or seal ring will be damaged.
g. Remove piston (3) and sleeve (12) from governor spring housing (6).
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