User guide

23
troubleshooting
Troubleshooting Chart
If you are experiencing a problem that is not listed in this chart, or have
checked all the possible cause listed and you are still experiencing the
problem, see your authorized dealer
Trouble Possible causes Remedies
Motor unable running,
Running too Slow, or
Getting hot
1. Fault in line, or voltage insufficient
2. Power wire too thin or too long
3. Fault in pressure switch
4. Fault in motor
5. Sticking of main compressor
1. Check the line
2. Replace the wire
3. Repair or replace
4. Repair or replace
5. Check and repair
Sticking of main
compressor
1. Moving parts burnt due to the oil
insufficient
2. Moving parts damaged, or stuck
by foreign body.
Check crankshaft, bearing, con-
necting rod, piston, piston ring,
etc, And replace if necessary.
Terrible shake or abnor-
mal noise
1. Connecting part loosed
2. Foreign body got into main
compressor
3. Piston knocking valve seat
4. Moving parts seriously worn
1. Check and retighten
2. Check and clean away
3. Replace with thicker paper
gasket
4. Repair or replace
Pressure insufficient
or discharge capacity
decreased
1 Motor running too slow
2. Air filter chocked up
3. Leakage of safety valve
4. Leakage of discharge pipe
5. Sealing gasket damaged
6. Valve plate damaged, carbon
buildup or stuck.
7. Piston ring and cylinder worn or
damaged
1. Check and remedy
2. Clean or replace the cartridge
3. Check and adjust
4. Check and repair
5. Check and replace
6. Replace and clean
7. Repair or replace
Excessive oil
consumption
1. Oil level too high
2. Breath pipe chocked up
3. Piston ring and cylinder worn or
damaged
1. Keep the level within set range
2. Check and clean
3. Repair or replace