PROBLEM
Excessive belt wear.
Squealing sound.
Engine will not run
Excessive vibration.
D20396
CAUSE
Loose belt.
Pulley misalignment.
Loose pulley.
Loose belt.
There is no oil in the compressor.
The stop switch is in the "stop" position.
The gasoline tank is empty.
The choke is not set properly.
Improper fuel mixture.
Air tank pressure is too high.
The unloading valve toggle lever is in a
horizontal position.
Stiffener bar or engine and compressor
mounting screws are loose.
CORRECTION
Adjust tension per instruction on page 12, step 5.
Adjust pulleys per instructions on page 13.
Check for worn keyway or pulley bore. Also check
for bent motor shaft. Replace parts if necessary.
Adjust belt tension per instructions on page 12,
step 5.
Add oil to top of fill hole in base.
Move the stop switch away from the spark plug.
Fill the tank with gas.
Re-set the choke. Remember, a warm engine
requires less choking that a cold engine.
Adjust the fuel mixture.
Open the ball valve and reduce tank pressure to less
than 40 psig.
Place unloading valve toggle lever in a vertical
position.
EXCESSIVE
WEAKEN THE AIR TANK AND CAUSE IT
TO RUPTURE OR EXPLODE. STIFFENER
BAR NUTS AND MOUNTING SCREWS
MUST BE KEPT TIGHTENED. NEVER
OPERATE THE OUTFIT UNLESS
EQUIPPED WITH THE STIFFENER BAR
AND RUBBER FEET.
16 - ENG
VIBRATION
COULD