13-18-609 Page 80
15-1
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.
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.
8. Compressor lock-up 8. Confirm compressor shaft is not free
to turn. Contact GD for further
instructions.
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.
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