Replace a defective light bulb or fuse.
2-15. Controls and Instruments
g. Engine Clutch Lever. The engine clutch lever is
The controls and instruments are illustrated in figure
located in front of the power take off, with a remote
linkage to the unit clutch controls on the walkway (fig.
the power takeoff on the rear firewall of the engine.
h. Starter Button. The starter button is located to
Recommended revolutions per minute is 1800 under
the right of the throttle control.
normal governed engine load.
i. Throttle. The throttle is located to the right of the
hourmeter-tachometer on the rear of the engine firewall.
generator indicator is located on the left hand upper
j. Fuel Tank Gage. The fuel tank gage is located on
corner of the firewall on the rear of the engine. This
top of the fuel tank.
instrument indicates the condition of the batteries when
k. Cold Weather Starting Aid. The cold weather
the engine is running.
c. Oil Pressure Gage. The oil pressure gage is
starting aid is located on the rear hood support behind
the air cleaner. It is used to inject ether into the air
located on rear of engine upper firewall left hand corner.
intake system for easy cold weather starting.
Normal oil pressure at operating temperature and speed
l. Air Cleaner Indicator. The air cleaner indicator is
is 38-60 pounds per square inch. With a cold engine, the
located on the left hand side of the air cleaner. When
pressure may exceed this. This gage should show
flag in indicator locks at top, cart- ridge must be
pressure as soon as the engine is started. Failure of the
oil pressure gage to operate is a danger signal. Stop the
m. Conveyor Clutch Controls. The conveyor clutch
engine immediately and check the cause.
d. Engine Oil Pressure Warning Lights. The engine
controls are located on the operator walk- way. The
controls are used to engage and disengage the clutch for
oil pressure warning lights are located on both sides of
the two side conveyors.
the power takeoff end of the engine firewall. When oil
n. Overspeed Governor. The purpose of the
pressure is below the operating minimum, it will glow red.
overspeed governor is to prevent damage to the engine.
Replace a defective bulb or defective fuse,
Water Temperature Gage.
It is set to actuate the shut-down solenoid at an engine
speed of 2200 RPM. This means that the engine will be
temperature gage is located to the left of the oil pressure
completely shut down. The overspeed governor and
gage. This gage registers the temperature of liquid in
solenoid will automatically reset. The cause of this
the cooling system and should show a gradual increase
abnormal condition must then be determined and
in temperature during engine warm up, to a normal
corrected be- fore restarting the engine. The overspeed
operating temperature of 1600 to 1860F.
f. Water Temperature Warning Lights. These lights
governor on this engine is driven from the blower drive
shaft ad is electrically connected to the shutdown
are located below the oil pressure warning lights. The
light will glow red when water temperature rises above
the safe operating maximum.