13-18-601 Page 68
SECTION 15
TROUBLESHOOTING
Air/oil under pressure will cause severe personal injury or death. Shut down
compressor, relieve system of all pressure, disconnect, lockout and tagout
power supply to the compressor package before removing valves, caps, plugs,
fittings, bolts and filters.
SYMPTOM POSSIBLE
CAUSE
REMEDY
Compressor
fails to start
1.
Main disconnect open
1.
Check and reset.
2.
Blown fuses in control box
2.
Check voltage and fuses. Replace
fuses.
3.
Shutdown event sensed by
controller not re-set
3. Investigate
cause of fault and press
“STOP/RESET” button to reset.
4.
Read error message on control
panel
4.
Take appropriate action. See Manual
13-17-600.
5.
Remote Contact is open
5.
Replace switch or jumper.
6.
Variable Frequency Drive fault
active
6.
Investigate and correct cause of fault
and press “STOP/RESET” button to
reset.
7.
System pressure exceeds set
pressure
7.
Wait until system pressure falls below
set pressure.
Compressor
starts but
stops after a
short time
1.
High discharge temperature
1.
See “High Discharge Air
Temperature,” this section.
2.
Low oil injection pressure
2.
Check oil filter dP.
3.
Blown fuse in control box
3.
Replace fuse (investigate if fuses
continue to blow).
4.
Variable Frequency Drive
overload sensor tripped
4.
Reset and investigate cause of
overload.
