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Troubleshooting Guide
Information below is a troubleshooting guideline; it describes symptoms and possible cause.
Do not assume that these are the only faulty condition that may occur.
Table 7-1: TROUBLE SHOOTING GUIDE
Symptom
Possible Cause
Solution
Fail to Start
Power failure
Check power supply to the unit
Low incoming voltage
Check voltage and power source, or
contact local power company.
Fuse blown
Replace Fuse
Faulty start switch
Check the switch for malfunction or loose
connection.
Emergency button
Reset emergency button
Motor starter overload
tripped
Check motor starter wiring before
removing motor. Remove motor and have
tested at motor manufacturer repair center.
Loose wire connections
Check all wiring terminals for contact and
tightness
Air-end failure
Contact a local authorized distributor.
Compressor shuts down
during loaded condition
High ambient temperature
Make fresh air intake openings or install
ducts to discharge the hot air.
Low incoming voltage
Check voltage and power source, or
contact local power company.
High operating pressure
Reset, check line pressure and ensure it
does not exceed the compressor’s
maximum operating pressure.
Low fluid level
Top-up fluid
PLC controller indicate
separator requires
maintenance
Replace separator element.
Line pressure rises
above unload pressure
set-point
Control system air leakage
causing loss of pressure
Check for leak
Plugged air filter
Replace air filter element
Air Intake valve stuck open
Remove the intake hose and check the inlet
valve for proper operation
Defective blow-down valve Check the receiver tank to ensure that it is
exhausting air to the atmosphere when the
solenoid opens - repair or replace if
necessary.
Summary of Contents for CSST13020
Page 1: ...SCREW AIR COMPRESSOR CSST13020 Instruction Manual Release August 2018 ...
Page 2: ......
Page 47: ...4 5 Servicing ...