Campbell Hausfeld VT639100 Manual De Instrucciones Y Lista De Piezas página 13

Troubleshooting Chart (Continued)
Symptom Possible Cause(s)
Reset mechanism cuts 1. Lack of proper ventilation / room
out repeatedly or circuit
breaker trips repeatedly
2. Too many devices on same circuit
3. Restricted air intake
4. Loose electrical connection
5. Pressure switch shut-off pressure set
6. Malfunctioning check valve
7. Defective unloader valve on pressure
8. Defective motor capacitor(s)
9. Malfunctioning motor
Tank does not hold 1. Air leaks (fittings, tubing on
pressure when
compressors off and the
shut off valve is closed
2. Worn check valve
3. Check tank for cracks or pin holes
Pressure switch Malfunctioning check valve
continuously blows air
out the unloader valve
Pressure switch does Malfunctioning unloader valve on
not release air when pressure switch
the unit shuts off
Excessive vibration 1. Loose fasteners on pump or motor
2. Belt needs replaced
3. Belt alignment
temperature too high
too high
switch
compressor, or plumbing outside
system)
Corrective Action
1. Move compressor to well ventilated area
2. Limit the circuit to the use of only the air compressor.
3. Clean or replace filter element
4. Check all electrical connections.
5. Replace pressure switch.
6. Replace check valve.
Do not disassemble check
valve with air pressure in tank
7. Replace unloader valve
8. Replace capacitor(s)
9. Replace motor.
1. Check all connections with soap and water solution. Tighten; or
remove and apply sealant to threads, then reassemble.
2. Replace check valve.
Do not disassemble check
valve with air pressure in tank
3. Replace tank. Never repair a damaged tank.
Replace the check valve if the unloader valve on the pressure switch
bleeds off constantly when unit shuts off.
Do not disassemble check
valve with air pressure in tank
Replace the unloader valve if it does not release the pressure for a short
period of time when the unit shuts off.
Do not disassemble check
valve with air pressure in tank
1. Tighten fasteners.
2. Replace with correct size.
3. Align flywheel and pulley.
13
VT639100
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