Ingersoll-Rand NIRVANA IRN75-160K-2S - Manual (Page 93)

IRN37 - 160K - CC & IRN50 - 200H & IRN75 - 160K - 2S & IRN - 100 - 200H - 2S & IRN 250 - 300H - 2S
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11.0 FAULT FINDING
11.1 GENERAL FAULTS
WARNING
When attempting to identify and remedy any fault or failure, ensure it is only attempted by qualified person-
nel and that the safety and maintenance sections of this manual have been read and are fully understood and
followed. Major overhauls should only be carried out by a qualified Ingersoll Rand representative. Failures
caused by fitting parts not recommended by Ingersoll Rand or non−authorized Ingersoll Rand personnel may
not be covered by the terms of any warranty agreement
SYMPTOM FAULT REMEDY
Compressor will not
start No power supply to package Check supply is switched on. If so, contact a
qualified electrician.
Intellisys controller failure Check supply to unit. Replace unit.
Starter failure Isolate supply, lock off and tag. Replace
failed
component or contact your local
Ingersoll Rand representative
Compressor stops and
will not restart Drive controller has tripped See section 11.2 & 11.3
Intellisys controller has tripped the
compressor
See section 11.2 & 11.3
Maximum number of starts per hour
exceeded
Compressor is stopped
and will not restart Intellisys controller has tripped the
compressor and has not been reset
See section 11.2 & 11.3
Emergency stop has been pressed and
not released
Identify reason why, repair fault, disengage
button and reset Intellisys controller
Emergency stop has been pressed and
released but Intellisys controller has not
been reset
Repair fault and reset Intellisys controller