45
GB 05/2009
AW HT
Location
Reset
Heat pump on
Priority
Man. Auto
H3
No
No
Yes
6
H2
No
No
Yes
6
H2
No
No
No
6
No
No
Yes
3
No
No
Yes
3
B21/71
Yes
No
No
9
E16
Yes
Sys. sit.*
No
9
E10
Yes
Sys. sit.*
No
9
E10
Yes
No
No
9
E10
Yes
No
No
9
E9
Yes
Sys. sit.*
No
9
E11
Yes
Sys. sit.*
No
9
E12
Yes
Sys. sit.*
No
9
E15
Yes
Sys. sit.*
No
9
E15
Yes
Sys. sit.*
No
9
E14
Yes
Sys. sit.*
No
9
B63
No
No
Yes
6
B64
No
No
Yes
6
B13
No
No
Yes
6
Yes
Sys. sit.*
No
9
B36
No
No
Yes
6
B38
No
No
Yes
6
H3
No
No
Yes
6
H3
No
No
No
6
No
No
Yes
3
No
No
Yes
3
No
No
Yes
3
No
No
Yes
3
No
No
Yes
3
No
No
Yes
3
no
No
yes
3
No
No
Yes
3
No
No
Yes
3
No
No
Yes
3
No
No
Yes
3
No
No
Yes
3
No
No
Yes
3
No
No
Yes
3
No
No
Yes
3
No
No
Yes
3
No
No
Yes
3
No
No
Yes
3
No
No
Yes
3
No
No
Yes
3
No
No
Yes
3
BX
No
No
Yes
3
E21-23
Yes
Sys. sit.*
No
9
E24
Yes
Sys. sit.*
No
9
No
No
Yes
6
E25
No
No
No
9
No
No
Yes
3
No
No
Yes
3
No
No
Yes
3
No
No
Yes
3
No
No
Yes
3
No
No
Yes
3
No
No
Yes
3
* These system conditions do not directly generate an error signal but rather initially show a status signal
Only when the error occurs the set number of times within the set period is an error signal generated.
No.: error message
174: Alarm contact 4 active
176: Water pressure 2 too high
177: Water pressure 2 too low
178: Heating circuit 1 control temperature
179: Heating circuit 2 control temperature
201: Frost alarm
204: Fan overload
222: High pressure during pump heat operation
223: High pressure starting heating circuit
224: High pressure starting DHW production
225: Low pressure
226: Compressor 1 overload
227: Compressor 2 overload
228: Water source current control
229: Water source pressure control
230: Source pump overload
241: Outlet probe, solar probe error
242: Return probe, solar probe error
243: Pool temperature probe
247: Defrost disturbance
320: DHW fill temperature probe
321: DHW heater temperature probe instant error
322: Water pressure 3 too high
323: Water pressure 3 too low
324: BX same probes
325: BX/same probe as additional module
327: Same function as additional module
329: Expansion module / same function as mixing valve assembly
330: BX1 no function
331: BX2 no function
332: BX3 no function
333: BX4 no function
334: BX5 no function
335: BX21 no function
336: BX22 no function
339: No pump on collector Q5
340: No pump on collector Q16
341: No probe on collector B6
343: No solar connection
344: No buffer solar K8
345: No pool solar K18
350: Buffer address error
351: Primary control/system pump address error
352: Hyd comm. address error
353: No cascading probe B10
354: Special probe 2
355: Asymmetrical three-phase current
356: Consumer current control
357: Outlet temperature KK not reached
358: Soft start
359: No cooling valve Y21
360: No mixer valve Y22
361: No source inlet B91
362: No source outlet B92
363: No evaporator probe B84
364: Heat pump cooling system false
365: TWW No pump Q34
