Crack-Vac Model 100G Manual
Chapter 5 Operating Instructions
©2020 by Crafco, Inc. All Rights Reserved
Operating Instructions 5-7
5.4 Cold Weather Starting
Step
Action
1
Be sure to use the proper engine oil for the temperature expected. See Engine Operators
Manual for recommended SAE Viscosity Grades.
2
Set speed control at part throttle position.
3
A warm battery has much more starting capacity than a cold battery.
4
Use fresh winter grade fuel.
CAUTION
Winter grade gasoline has a higher volatility to improve starting. Do not use gasoline
leftover from summer.
5.5 Battery
A 12-volt battery is used. if the battery charge is not sufficient to crank the engine, recharge the
battery. See Section
for battery charging instructions.
5.6 Stopping the Blower Engine
Step
Action
1
Place the throttle control midway between the “slow” and “fast” positions.
2
Allow the engine to run a minimum of 15 seconds.
3
Stop the engine by turning off the key switch.
4
If not using the Crack-Vac for longer periods, turn off the fuel valve under the fuel tank to
avoid flooding the carburetor when not in use.
5.7 Stopping the Compressor Engine
Step
Action
1
Close the supply valve and allow the system to build to full pressure.
2
Move the compressor enable switch to the off position and allow the engine to run at
high speed for 5 seconds.
3
Place the throttle control midway between the “slow” and “fast” positions.
4
Allow the engine to run a minimum of 15 seconds.
5
Stop the engine by turning off the key switch.
6
Open the air supply valve and relieve air pressure from the system and then return the
valve to the closed position.
7
If not using the Crack-Vac for longer periods, turn off the fuel valve under the fuel tank
to avoid flooding the carburetor when not in use.
Table 5-5 Cold Weather Starting Hints
Table 5-6 Stopping the Blower Engine
Table 5-7 Stopping the Compressor Engine
Summary of Contents for 60800N
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