V2.2
-00
40
DISCHARGE TEMPERATURE TOO HIGH
Logical variable :
DREFmn
Incident codes KP02 :
mn6
KP07 icon :
Description
The discharge temperature on compressor mn REFmn stays over
120°C
for over
9 seconds.
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 a delay of
30 minutes
on condition that REFmn has dropped
below the maximum.
After this, compressor mn can only be restarted by
manual
resetting (this reset can only be processed
30
minutes
after generation of the fault).
Note :
Counters for “discharge too high” failures TOREFmn
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
Discharge sensor fault.
Wiring fault on the sensor.
Insufficient refrigerant in circuit.
Superheat setting too high.
Replace sensor.
Check sensor connection.
Check refrigerant.
Check superheat setting.