25
Owner’s Manual
Compressor (cont’d)
TROUBLE SHOOTING
Note:
Trouble shooting problems may have similar causes and solutions.
Low pressure, or not enough air, or compressor does not stop.
• Tank petcock is open
Close pet cock
• Prolonged excessive of air
Decrease amount of air used
• Compressor not large enough for job
Check air requirement of accessory. If it is higher than CFM and pressure by
compressor ,you need a larger compressor. Most accessories are rated at 25% of
actual CFM while running continuously.
• Restricted check valve
Remove and clean or replace.
• Hole in air hose
CHECK AND REPLACE IF NECESSARY.
• Tank leaks
Replace tank
WARNING!
IMMEDIATELY REPLACE TANK .DO NOT ATTEMPT
TO REPAIR.
• Blown seals
Replace any faulty seals.
Replace worn parts and reassemble with new seals.
26
Owner’s Manual
Compressor (cont’d)
TROUBLE SHOOTING (cont’d)
Excessive starting and stopping, while not in use
• Fittings leak
Check fittings with soapy water. Tighten or reseal leaking fittings. DO NOT
OVERTIGHTEN.
Replace worn parts and reassemble with new seals.
Replace any regulator internal parts.
• Regulated pressure gauge reading drops when air accessory is being used.
This is normal in some applications
Compressor not large enough.
If pressure drops too low, adjust regulator while accessory is used.
Check air requirement of accessory, it may be higher than CFM pressure supplied by
compressor. Most accessories are rated at 25% of actual CFM while running
continuously.
Circuit breaker trips (fuse blows) too often
• Low voltage
Consult electrician.
• Excessive wire length
Furnish adequate power .If using extension cord, try again without it.
• Restricted air passages
Contact authorized service center.
• Back pressure in pump head
Replace check valve.
Replace pressure switch bleeder valve.
