NOTIFICATION LIST
WPM (CN) 234727, 239693
Message code Notifica-
tion from
30222
WPE
30223
WPE
30224
WPE
30225
WPE
30229
Heat pump
30251
Heat pump
30252
Heat pump
50002
Heat pump
50003
Heat pump
50004
Heat pump
50006
Heat pump
50013
Heat pump
50015
Heat pump
50026
Heat pump
50027
Heat pump
50028
Heat pump
50029
Heat pump
50034
Heat pump
50047
Heat pump
50048
Heat pump
50049
Heat pump
50248
Heat pump
50250
Heat pump
16 | V2.3
Reason for fault code being triggered
Sensor value of "differential sensor 1.1" or "thermo-
stat sensor 1" outside the permissible range
Sensor value of "differential sensor 1.2" outside the
permissible range
Sensor value of "differential sensor 2.1" or "thermo-
stat sensor 2" outside the permissible range
Sensor value of "differential sensor 2.2" outside the
permissible range
Sensor value of "evaporator inlet temperature sen-
sor" outside the permissible range
The brine pressure switch for minimum brine pres-
sure has responded.
Sensor value of the "expansion valve inlet tempera-
ture sensor" outside the permissible range
Multiple occurrence of message number X-0002 has
led to heat pump interlock.
Multiple occurrence of message number X-0003 has
led to heat pump interlock.
Multiple occurrence of message number X-0004 has
led to heat pump interlock.
Multiple occurrence of message number X-0006 has
led to heat pump interlock.
Multiple occurrence of message number X-0013 has
led to heat pump interlock.
Multiple occurrence of message number X-0015 has
led to heat pump interlock.
Sensor value of "low pressure sensor" outside the
permissible range
Multiple occurrence of message number X-0027 has
led to heat pump interlock.
Multiple occurrence of message number X-0028 has
led to heat pump interlock.
Multiple occurrence of message number X-0029 has
led to heat pump interlock.
Multiple occurrence of message number X-0034 has
led to heat pump interlock.
Multiple occurrence of message number X-0047 has
led to heat pump interlock.
Multiple occurrence of message number X-0048 has
led to heat pump interlock.
Multiple occurrence of message number X-0049 has
led to heat pump interlock.
Multiple occurrence of message number X-0248 has
led to the heat pump being locked out.
Temperature switch on compressor housing has
responded
Possible cause of fault / remedy
Check sensor, leads and the relevant plug-in con-
nectors, and replace if faulty. Terminal: WPE X 3.9
Check sensor, leads and the relevant plug-in con-
nectors, and replace if faulty. Terminal: WPE X 3.10
Check sensor, leads and the relevant plug-in con-
nectors, and replace if faulty. Terminal: WPE X 3.11
Check sensor, leads and the relevant plug-in con-
nectors, and replace if faulty. Terminal: WPE X 3.12
Check sensor, leads and the relevant plug-in con-
nectors, and replace if faulty.
Check brine circuit
Check sensor, lead and relevant plug-in connectors;
replace if faulty.
Remove the cause. Then carry out a WPM reset.
Remove the cause. Then carry out a WPM reset.
Remove the cause. Then carry out a WPM reset.
Remove the cause. Then carry out a WPM reset.
Remove the cause. Then carry out a WPM reset.
Remove the cause. Then carry out a WPM reset.
Check sensor, leads and the relevant plug-in con-
nectors, and replace if faulty. Then carry out a WPM
reset.
Remove the cause. Then carry out a WPM reset.
Remove the cause. Then carry out a WPM reset.
Remove the cause. Then carry out a WPM reset.
Remove the cause. Then carry out a WPM reset.
Remove the cause. Then carry out a WPM reset.
Remove the cause. Then carry out a WPM reset.
Remove the cause. Then carry out a WPM reset.
Remove the cause. Then carry out a WPM reset.
Remove the cause. Then carry out a WPM reset.
WPMsystem