
20.01.2022 Rev. 00
32
Error
Code
LPB
Code
Error Description
350
146
Accumulation tank address error
351
146
Main control device/system pump, address error
352
146
Unpressurized cap, address error
353
146
B10 sensor is lost
371
209
Heating circuit 3 flow water temperature
372
209
Heating circuit 3 temperature limiter
373
103
Additional module 3
374
169
Sitherm Pro calculation
375
169
BV step motor
376
169
Drift test limit value
377
169
Drift test is prevented
378
151
Internal recurrence
382
129
Recurrence speed
384
151
Auxiliary light
385
151
Mains low voltage
386
129
Fan speed tolerance
387
129
Air pressure tolerance
388
146
DHW sensor, no function
426
151
Flue gas damper feedback
427
152
Flue gas damper configuration
429
218
Dynamic water pressure is too high
430
218
Dynamic water pressure is too low
431
217
Primary heat exchanger sensor
432
151
Grounding function is not connected
433
216
Primary heat exchanger temperature is too high