13-25-607 Page 63
SECTION 12
TROUBLESHOOTING
SYMPTOM
POSSIBLE CAUSE
REMEDY
Compressor fails to start
1.
No electrical power.
1.
Check main disconnect,
fuses and supply line.
2.
Motor starter overload
relay tripped .
2.
Reset and investigate
cause of overload.
3.
Pressure in reservoir.
3.
Inspect unload valve.
4.
Wrong lead connections
4.
Change leads.
5.
Emergency stop
depressed.
5.
Release button.
6.
Unacknowledged fault
4.
Clear fault at controller
Compressor starts but
stops after a short time
1.
High separator/ high
compressor temperature
shutdown event
1.
See
“High Discharge Air
Temperature,
” this
section.
2.
Delta motor wiring
configuration is incorrect
2.
Inspect and correct.
3.
Blown fuse in starter/
control box.
3.
Replace fuse (investigate
if fuses continue to blow).
4.
Motor starter overload
relay tripped.
4.
Reset and investigate
cause of overload.
5.
Fast pressure buildup due
to open inlet valve
5.
Inspect inlet valve and
unloader valve operation.
Replace if faulty.
6.
High oil viscosity
6.
Review oil type for
ambient temperature or
provide site heating.
Compressor does not
unload (or load)
1.
Improperly adjusted
control.
1.
Refer to Control Manual
13-17-600 and adjust
control.
2.
Faulty inlet valve or
unloaded valve solenoid.
4
Inspect and/or replace
faulty component.
Compressor cycles from
load to unload
excessively
1.
Insufficient receiver
capacity.
1.
Increase receiver size.
2.
Restriction in service
piping.
2.
Inspect and clean service
piping.
3.
Pressure range too
narrow.
3.
Extend pressure range.
Compressor starts too
slowly
1.
Wye Delta switch time set
too long.
1.
Contact your Gardner
Denver distributor.
2.
Minimum Pressure Valve
is faulty.
2.
Inspect and/or replace.
3.
Supply voltage is too low.
3.
Check the supply voltage.
Содержание APEX15-18A
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Страница 11: ...13 25 607 Page 9 Figure 1 2 COMPRESSOR ILLUSTRATION EXTERNAL DETAILS 300UCC804 C Ref Drawing Page 1 of 1...
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Страница 13: ...13 25 607 Page 11 Figure 1 4 COMPRESSOR ILLUSTRATION TOTAL SYSTEM 307UCC804 B Ref Drawing Page 1 of 1...
Страница 27: ...13 25 607 Page 25 Figure 4 2 WIRING DIAGRAM VS 200 460 VOLT 306UCC546 A Ref Drawing Page 1 of 4...
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Страница 37: ...13 25 607 Page 35 Figure 4 10 PIPING AND INSTRUMENTATION ILLUSTRATION 301UCC797 F Ref Drawing...
Страница 60: ...13 25 607 Page 58 Figure 9 6 Compressor Module Hardware 308UCC810 C Ref Drawing Page 1 of 1...
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