7-2. CARBURETOR ADJUSTMENT (Cont).
DO NOT set carburetor any leaner than neces-
sary. Failure to follow this caution may cause
piston to seize.
e. Turn high speed adjustment screw (2) clockwise until
engine runs smoothly at high speed.
f. Turn idle stop adjustment screw (4)
to obtain de-
7-3. AIR CLEANER MAINTENANCE
General mechanics. tool kit . . . . . . . SC 5180-90-N26
If NBC exposure is suspected, all engine air
cleaner air filter media should be handled by
personnel wearing protective equipment. Con-
sult your NBC Officer or NBC NCO for appro-
priate handling or disposal procedures.
AIR CLEANER FILTER REPLACEMENT
Refer to Figure 7-3, Air Cleaner Filter Replace-
ment (VR711C), for steps a through c.
a. Remove wingnut (1), access cover (2), and filter (3)
from handle (4). Discard filter.
Figure 7-2. Carburetor Adjustment.