Ingersoll Rand IRN 15 HP Manuel D'utilisation Et D'entretien page 40

38
TROUBLE SHOOTING
PROBLEM CAUSE
Compressor trips due to Compressor module operating above rated pressure.
over temperature
Package pre−filter blocked.
Cooler blocked.
Missing or incorrectly fitted enclosure panels
Low coolant level.
High ambient temperature.
Restricted cooling air flow.
Excessive coolant Separator cartridge leak.
consumption consumption
Blocked separator cartridge drain.
Compressor operating below rated pressure.
Coolant system leak.
Excessive noise level Air system leaks.
Airend defective.
Motor defective.
Loose components.
Shaft seal leaking Defective shaft seal.
Pressure relief valve Defective transducer or incorrect pressure transducer
opens setting
Minimum pressure valve malfunction.
Inlet valve malfunction.
Compressed air filter(s) contaminated.
Blocked separator cartridge
Blocked compressed air filters
Frozen condensate in dryer
NOTES:
§ Must be carried out by a competent electrician.
† This work is recommended to be carried out only by an Ingersoll Rand authorized service technician.
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REMEDY
Set pressure to correct rating for machine.
1. Blocked filters
2. Blocked separator cartridge
3. Restricted air fow through dryer
Clean / replace package pre−filter.
Clean cooler.
Ensure that all enclosure panels are correctly fitted
Top up coolant and check for leaks.
Re−site compressor.
Ensure correct air flow to compressor.
Fit new Separator cartridge.
† Remove fittings and clean.
Set pressure to correct rating for machine.
† Fix leaks.
† Fix leaks.
† Change Airend.
† Replace motor.
† Retighten loose items.
† Fit Airend shaft seal kit.
Replace or set pressure to correct rating for machine.
† Fit Minimum pressure valve service kit.
† Fit inlet valve service kit.
Replace air filter(s).
Clean / replace separator cartridge.
Clean / replace compressed air filters.
Check hot gas bypass valve.
Ensure ambient temperature is greater than 35_F
(2_C).
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