0020308121_04 Installation and maintenance instructions 69
Diagnostics code Values
Unit Increment, select, explanation
Setting
Min. Max. Factory Current
D.077
Maximum load in domestic hot water
mode
Output-
dependent
kW 1 Max. load
D.078
Maximum target flow temperature
value for domestic hot water
50 80 ℃ 1
Note
The chosen value must be at least
15 K or 15 °C above the set target
cylinder value.
75
D.080
Operating hours, heating
Current value h
D.081
DHW operating hours
Current value h
D.082
Burner starts in heating mode
Current value
D.083
DHW burner starts
Current value
D.084
Operating hours until service
„– – –” 7000 h 1
"– – –" = Deactivated
5000
D.085
Minimum load for the unit
Output-
dependent
kW 1 Min. load
D.088
Minimum domestic hot water flow rate
Current value 1.5 l/min (no delay)
3.7 l/min (2 s delay)
D.090
eBUS control
Not recognised
Recognised
D.091
Status of the DCF connection
No reception
Data reception
Synchronised
Valid
D.092
Shift-load cylinder
Not connected
Communication fault
Connection active
D.093
Device Specific Number (DSN)
Current value Product-
dependent
D.094
Delete fault history
No, Yes
D.095
Software versions
Current value
D.096
Factory settings?
No, Yes
D.098
Coding resistor value
Coding resistor 1
Coding resistor 3
D.124
Smart ECO, current status
Current value
D.125
Domestic hot water cylinder outlet
temperature
Current value ℃
D.128
Minimum heating target flow temperat-
ure
Current value ℃ 40
D.129
Minimum domestic hot water target
value
Current value ℃ 40
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