box. It is used to electrically start the engine.
mixture for starting purposes. Pull the choke control out
to enrich the fuel air mixture in the carburetor.
20. Clutch Lever
26. Idle Control
The clutch lever (8, fig. 6) on the power takeoff
assembly engages or disengages the load from the
The idle control (19, fig. 6) is located on the engine
engine. The clutch is engaged when the lever is in
control box, and is used to idle the engine at no-load
forward position (toward the reels) and disengaged when
operation. Pull the idle control out to idle the engine.
moved back. A firm pressure of approximately 35 to 40
pounds is required to engage the clutch lever.
27. Oil Pressure Gage
21. Alcohol Dispenser
The oil pressure gage (16, fig. 7) is mounted on the
engine, behind the blower housing. It is a dial-type
The alcohol dispenser (9, fig. 6) is bracket-mounted,
instrument which shows oil pressure in pounds per
and is located on the engine side of the lubricating unit.
square inch. The indicator reading should be between
A needle valve controls the rate of flow of alcohol from
20 and 35 psi after the engine is thoroughly warmed.
the dispenser. The alcohol dispenser if used to prevent
freezing of condensed air in air lines and pumps. This
28. Drain Valve
unit is used only when the temperature is below 320
Fahrenheit.
The drain valve (6, fig. 8) is located at the air receiver
on the engine side of the lubricating unit. It is used to
22. Speed Reduction Shutoff Cock
drain moisture and air pressure from the air receiver.
Turn the handle counterclockwise to release air and
moisture.
The speed reduction shutoff cock (7, fig. 6) is bracket-
mounted on the engine manifold, and is connected to
the throttle control inlet. The shutoff cock provides
29. Master Air Valve
manual elimination of the automatic throttle control for
cold weather operation. Engine will then continue to run
The master air valve (2, fig. 8) is located at the air
at the governor set speed.
receiver on the engine side of the lubricating unit. The
valve releases air from the air receiver, and controls the
23. Lubricant Container Hot Air Damper Lever
air pressure supply in all lines issuing from the air
receiver. Turn the handle counterclockwise to release
air from the air receiver.
The lubricant container hot air damper (16, fig. 6)
directs heater output to heat the lubricant in the lubricant
containers. By swinging the hot air damper lever up into
30. Air Line Pressure Relief Cock
the open position, heater output will be directed to the
lubricant containers.
The air line pressure relief cock (11, fig. 8) is located at
the air receiver on the engine side of the lubricating unit.
24. Engine Hot Air Damper Lever
The relief cock releases the air pressure in the lines to
the pumps and air reel.
The engine hot air damper (17, fig. 6) directs heater
output toward the engine. By swinging the engine hot
31. Thermostat
air damper to the left into open position, and the
lubricant container hot air damper (16) down into the
The heater thermostat (4, fig. 9) is located on the
closed position, heater output will be directed toward the
heater control panel. The thermostat regulates the
engine and the battery compartment.
output of the heater.
25. Choke Control
32. Press-To-Test Lamp
The choke control (18, fig. 6) is located on the engine
The press-to-test lamp (10, fig. 9) located on the heater
control box, and enables the operator to enrich the fuel
control panel enables the operator to determine if the
heater is operating properly.
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