Lockouts
In case of a lockout, a warning symbol (
be determined and eliminated before the boiler is being reset. The table below shows all possible lockouts with indication of
possible cause.
Error
code
0
10
20
26
28
30
32
38
40
46
47
50
52
54
57
60
65
70
71
72
73
74
82
83
84
85
91
98
99
100
102
103
105
109
110
111
121
122
125
126
127
128
129
130
131
132
133
146
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) and a flashing error code appears on the display. The cause of a fault should first
Description of error
No error
Outside temperature sensor error
Boiler temperature 1 sensor error
Common flow temperature sensor error
Flue gas temperature sensor error
Flow temperature 1 sensor error
Flow temperature 2 sensor error
Flow temperature primary controller sensor error
Return temperature 1 sensor error
Return temperature cascade sensor error
Common return temperature sensor error
DHW temperature 1 sensor error
DHW temperature 2 sensor error
DHW primary controller sensor error
DHW circulation temperature sensor error
Room temperature 1 sensor error
Room temperature 2 sensor error
Buffer storage tank temperature 1 sensor error
Buffer storage tank temperature 2 sensor error
Buffer storage tank temperature 3 sensor error
Collector temperature 1 sensor error
Collector temperature 2 sensor error
LPB address collision
BSB wire short-circuit
BSB address collision
BSB RF communication error
EEPROM error lockout information
Extension module 1 error (collective error)
Extension module 2 error (collective error)
2 clocktime masters (LPB)
Clocktime master without reserve (LPB)
Communication error
Maintenance message
Boiler temperature supervision
STB lockout
TW cutout
Flow temperature 1 (HC1) supervision
Flow temperature 2 (HC2) supervision
Pump supervision error
DHW charging supervision
Legionella temperature not reached
Loss of flame during operation
Fan error or LP error
Flue gas temperature limit exceeded
Burner fault
GP or LP error
No flame during safety time
Configuration error collective message
27