TROuBLESHOOTiNg
Symptoms
1
Won't start
2
Low pressure
3
Pressure relief
valve releasing
continuously
4
Water in air
receiver tank
5
Excessive
noise
Possible Causes
1. Loose electrical
connection
2. Motor overheated
3. Fuse blown or circuit
breaker tripped
1. Malfunction in valves
2. Loose tube or fittings
3. Restricted air filter
4. Defective check valve
5. Worn compression rings
6. V-belts loose
1. Defective pressure
switch or improper
adjustment
2. Defective pressure relief
valve
1. Condensation in the air
tank
1. Loose valves
2. Piping loose
3. Unit not installed level
4. Worn bearings
Corrective Actions
1. Check wiring connection
2. Press reset button after
suitable cool-down period.
3. Check for cause of blown
fuse or breaker and replace
or reset
1. Check inlet and exhaust
valves
2. Tighten fittings
3. Clean or replace air filter
4. Replace check valve
5. Replace rings
6. Adjust belts tension
1. Check for proper
adjustment, if problem
persists replace pressure
switch
2. Replace valve
1. Drain daily or install an
automatic drain
1. Inspect valves
2. Tighten as required
3. Check if unit is mounted
level
4. Replace bearings
9