50 NIBE BA-SVM 10-200
Alarm
no.
Alarm text on the
display
Cause Heat pump action. May be due to
230 Hot gas alarm. See relevant manual. Compressor blocked. See relevant manual.
231 Phase sequence
fault.
See relevant manual. Compressor blocked. See relevant manual.
232 Low evaporation See relevant manual. Compressor blocked. See relevant manual.
251 Communication
fault ACC Mod-
bus40.
Communication with
the accessory card
missing for 15 secs.
Accessory is blocked. See IHB Modbus40 for
fault tracing.
261 This alarm is
generated by
the heat pump
High VVX temp (E35). Compressor blocked. See relevant manual.
262 This alarm is
generated by
the heat pump
Inverter fault, high
temperature.
Compressor blocked. See relevant manual.
263 This alarm is
generated by
the heat pump
Inverter error,
high current (E47).
Compressor blocked. See relevant manual.
264 This alarm is
generated by
the heat pump
Inverter error,
com (E45).
Compressor blocked. See relevant manual.
265 This alarm is
generated by
the heat pump
Inverter fault, pcb
(E46)
Compressor blocked. See relevant manual.
266 This alarm is
generated by
the heat pump
Low refrigerant
amount (E57)
Compressor blocked. See relevant manual.
267 This alarm is
generated by
the heat pump
Inverter error, start
error (E59)
Compressor blocked. See relevant manual.
268 This alarm is
generated by
the heat pump
Inverter fault, conv Compressor blocked. See relevant manual.
277 This alarm is
generated by
the heat pump
Sensor fault heatex-
changer, (E37)
Compressor blocked. See relevant manual.
278 This alarm is
generated by
the heat pump
Sensor fault ambient
air, (E38)
Compressor blocked. See relevant manual.
279 This alarm is
generated by
the heat pump
Sensor fault dis-
charge, (E39)
Compressor blocked. See relevant manual.
280 This alarm is
generated by
the heat pump
Sensor fault suction,
(E53)
Compressor blocked. See relevant manual.
Section 7 | Troubleshooting
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