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39
EXCESS HIGH TEMPERATURE
Logical variable : DHPmn
Incident codes KP02 : mn5
KP07 icon :
Description
The high pressure safety cut-out on compressor mn PHPmn has tripped..
Action
F Immediate halt of compressor mn.
F The fault is displayed on the screen.
F The remote fault report is delayed for 6 minutes.
Resetting
The first 2 faults are reset automatically
After this , the compressor mn can only be started after a manual reset.
Note : Counters for " high pressure" failures TOHPmn are all reset to zero daily at 6 pm, on condition that
the maximum number of authorised faults has not been reached.
Trouble-shooting Solution
Condenser clogged.
Fault on parameter settings for regulation of
condensation.
Malfunction of liquid solenoid valve.
Dehydrator clogged.
Wiring fault or high pressure safety cut-out wrongly
set
Clean condenser
Check parameter settings
Check operation of solenoid valve.
Replace the dehydrator
Check setting and wiring of high pressure safety cut-
out.
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