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TROUBLE SHOOTING GUIDE
NOTE: REMOVE POWER SOURCE AND DRAIN TANK PRESSURE PRIOR TO MAKING ANY
REPAIRS OR ADJUSTMENTS.
Problem
Unit will not run
Air leaks at fittings
Air leak at pressure switch
Unit will not build pressure
Unit will not build pressure
Air leak at tank or air tank
welds.
Cause
Tank pressure exceeds "cut in" pressure
Extension cord causing excessive amp draw
Fuse or circuit tripped
Unit not turned on or not plugged in
Air filter plug not removed
Cold weather conditions
(typically temperatures below freezing)
Fittings loose
Clogged check valve
Application requires excessive air demand
Loose head
Blown gasket
Worn or broken valves
Damaged air tank
Correction
Once pressure drops below "cut in" pressure, the unit will start.
Check guidelines for proper cord gauge
(use of extension cords is not recommended).
Replace fuse or breaker
Check pressure switch and verify that it is in the Auto position.
Verify that unit is plugged in.
Remove air plug and install Air filter.
Place compressor in warmer environment for at least 30 minutes
then try restarting.
Tighten fitting. Check with soapy water. DO NOT OVER TIGHTEN.
Remove and clean check valve
Reduce demand on compressor
Tighten bolts on head
Remove head and check for broken or deformed gasket. Replace
if needed.
Remove head and replace valves.
-10-
DO NOT DRILL INTO, WELD OR
OTHERWISE MODIFY AIR TANK.
DAMAGED OR MODIFIED TANKS
CAN RUPTURE. REPLACE TANK
IMMEDIATELY.
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