Lockouts
Error
code
151
152
153
160
162
164
166
171
172
173
174
178
179
183
193
216
217
241
242
243
270
317
320
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
28
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Description of error
Internal error
Parameterization error
Unit manually locked
Fan error
LP error, does not close
Error heating circuit flow switch
LP error, does not open
Alarm contact H1 or H4 active
Alarm contact H2 (EM1, EM2 or EM3) or H5 active
Alarm contact H6 active
Alarm contact H3 or H7 active
Limit thermostat heating circuit 1
Limit thermostat heating circuit 2
Unit in parameterization mode
Pump supervision error after flame on
Fault boiler
Fault sensor
Flow sensor solar sensor error
Return sensor solar sensor error
Swimming pool temperature sensor error
Limit function
Mains frequency outside permissible range
DHW charging temperature sensor error
BX same sensors
BX / extension module same sensors
BX / mixing group same sensors
Extension module same function
Mixing group same finction
Extension module / mixing group same function
Sensor BX1 no function
Sensor BX2 no function
Sensor BX3 no function
Sensor BX4 no function
Sensor BX5 no function
Sensor BX21 no function (EM1, EM2 or EM3)
Sensor BX22 no function (EM1, EM2 or EM3)
Sensor BX1 no function
Sensor BX12 no function
Collector pump Q5 not available
Collector pump Q16 not available
Solar Collector sensor B6 not available
DHW sensor B31 not available
Solar integration not available
Solar controlling element buffer K8 not available
Solar controlling element swimming pool K18 not available
Solid fuel boiler pump Q10 not available
Solid fuel boiler comparison sensor not available
Solid fuel boiler address error