Problem / Action Guide; Corrective Action - Ingersoll Rand Nirvana 1000 Manual Del Operador

11.2 PROBLEM / ACTION GUIDE

PROBLEM SYMPTOM(S)
Moisture down Dryer is properly
stream. cooling air stream
(Check Chiller. Temp on
controller).
Inlet and outlet
temperatures are the
same.
Moisture down Inlet and outlet
stream. temperatures are the
same.
Compressor and fan
are running, exchanger
temp high, pump not
running.
Apparent con- Display Blank.
troller display
malfunction.
Unrealistic temperature
displayed.
Erratic or inaccurate
temperature readings.
Unrealistic pressure
displayed.
20
11.0 TROUBLESHOOTING
POSSIBLE CAUSE
Condensate drain failure caused
by defective service unit.
Excessive flow.
Dryer by-pass valve not closed.
No power to the dryer.
High suction pressure.
Refrigerant leak.
Compressor not running and fan is
running.
Compressor and fan not running.
Compressor and fan not running.
Controller indicates compressor
is ON.
Defective Pump.
Blown Fuse.
Board Failure.
Probe loose,off connection or
defective probe.
Probe not completely in
thermal well.
Defective probe.
Transducer loose, off connection
or defective transducer.
Nirvana Cycling Refrigerated Dryer Models 1000-1600
ingersollrandproducts.com

CORRECTIVE ACTION

Replace service unit.
Check inlet and outlet pressure and
system design capacity. Correct cause
of excessive flow.
Close by-pass valve.
Check power supply and fuses/circuit
breakers.
Check and clean condenser.
Check suction pressure gauge if
reading is 0 psig, turn dryer off and
contact your distributor.
Check and clean condenser.
Check ambient temperature and
reduce below 113 °F.
Check Chiller Temperature.
Check MAIN CONTROL fuse.
Compressor relay may be bad, replace
relay.
Check for loose wire connections at
contactor or loss of power at control
board.
Defective control board - replace as
necessary.
Contact your local distributor for
further assistance.
Contact your local distributor for
further assistance.
Check Fuses.
Contact your local distributor for fur-
ther assistance.
Inspect probe cable and terminal con-
nection, Replace probe.
Inspect probe and check readings
against independent source (eg.
temperature analyzer/pyrometer/ice
bath) both in temperature well and to
ambient.
Replace probe.
Inspect transducer cable and terminal
connection.
Replace transducer.