Itm TM357-035 - Troubleshooting

REFRIGERANT DRYERS OPERATOR’S MANUAL TM357-035 & TM357-074
1639 6907 74
14
10. TROUBLESHOOTING
Condition Fault Remedy
Condenser temperature
too high or too low
Fan or fan motor o
ut of
order
Check fan/fan motor
Ambient temperature too
high
Check and correct; if
necessary, draw cooling air
via a duct from a cooler
room or relocate the dryer
Condenser externally
clogged
Clean condenser
Condition
Fault
Remedy
Compressor stops or does
not start
Electric power supply to
compressor is interrupted
Check and correct as
necessary
Thermal protection of
refrigerant compressor
motor has tripped
Motor will restart when
motor windings have
cooled down.
Restart of the dryer has
been too fast, not enough
time for pressure balancing
Wait a few minutes and
restart.
The pressure switch for
high pressure with manual
resetting has tripped
Rest high pressure switch
Condition
Fault
Remedy
The condensate drain
remains inoperative
Drain system clogged Clean the drain
Drain system out of order Check and correct as
necessary
Condition
Fault
Remedy
Evaporator pressure is too
high or too low at unload
Shortage of refrigerant
Have circuit checked for
leaks and recharged
16
www.itmtools.com.au