TM 10-4320-309-14
TM 4320-14/1
2-2. OPERATOR’S CONTROLS AND INDICATORS
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CONTROL OR INDICATOR
FUNCTION
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Indicates blockage of air cleaner element. A red band ap-
pears in window to indicate the need for replacement of
the air cleaner element. The indicator is threaded into the
air cleaner housing and is activated by high negative pres-
sure. Indicator can be reset.
Controls engine compression when starting (the engine
turns over easier when starting). Lever is depressed for
starting and returns automatically on the next piston com-
pression cycle.
Controls engine speed. When positioned in the START
position the engine operates at highest speed. By moving
lever between START and STOP positions, the desired
operating speed can be obtained.
Indicates lube oil level in crankcase. Filler port for oil fill/
change and adding oil.
2-2
