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64
Errors
Code Description of the error
179
Temperature monitor heating circuit 2
183
Equipment in parameterization mode
193
Pump monitor error after flame activation
216
Boiler malfunction
217
Sensor error
241
Solar sensor flow error
242
Return sensor solar sensor error
243
Swimming pool temperature sensor error
270
Monitoring function
317
Mains frequency outside of permitted range
320
Drinking water filling temperature sensor error
322
Water pressure too high
323
Water pressure too low
324
BX same sensors
325
BX / Expansion module same sensors
326
BX / Mixing group same sensors
327
Expansion module same function
328
Mixing group same function
329
Expansion module / mixing group same function
330
Sensor BX1 no function
331
Sensor BX2 no function
332
Sensor BX3 no function
333
Sensor BX4 no function
334
Sensor BX5 no function
335
Sensor BX21 no function (EM1, EM2 or EM3)
336
Sensor BX22 no function (EM1, EM2 or EM3)
337
Sensor BX1 no function
338
Sensor BX12 no function
339
Collector pump Q5 is missing
340
Collector pump Q16 is missing
341
Collector sensor B6 is missing
342
Solar drinking water sensor B31 is missing
343
Solar integration is missing
344
Solar actuator buffer K8 is missing
345
Solar actuator swimming pool K18 is missing
346
Solid boiler pump Q10 is missing
347
Solid boiler pump comparison sensor is missing
348
Solid boiler address error
349
Buffer return valve Y15 is missing
350
Buffer memory address error
351
Pre-controller / supply pump address error
352
Hydraulic separator address error
353
Rail flow sensor B10 is missing
371
Flow temperature 3 (heating circuit 3) monitoring
372
Temperature monitor heating circuit 3
373
Expansion module 3 error (combined error)
378
Repetition counter internal error expired
379
Repetition counter stray light
380
Repetition counter flame failure during operation expired
381
Repetition counter no flame during safety interval expired
382
Repetition counter below error expired
383
No repetition permitted
384
Stray light
385
Mains undervoltage
386
Fan rotation speed outside of permitted range
388
Drinking water sensor no function
426
Response from waste gas damper
427
Configuration waste gas damper
431
Sensor primary heat exchanger
432
Functional earth not connected
433
Temperature primary heat exchanger to high