Appendix
50
Installation and maintenance instructions Energy
7
0020300875_01
Dia-
gnostics
code
Parameter
Values
Unit
Increment, select, explanation
Default set-
ting
Own setting
Min.
Max.
d.77
Max. cylinder post-
heating
–
–
kW
1
→
Section "Technical data"
–
Adjustable
d.80
Running time in heat-
ing mode
Current value
h
Running time = Display value x
100
–
Not
adjustable
d.81
Running time in do-
mestic hot water mode
Current value
h
Running time = Display value x
100
–
Not
adjustable
d.82
Number of burner igni-
tions in heating mode
Current value
–
Number of ignitions = Display
value x 100
–
Not
adjustable
d.83
Number of burner ig-
nitions in domestic hot
water mode
Current value
–
Number of ignitions = Display
value x 100
–
Not
adjustable
d.84
Maintenance in
0
3000
h
Number of hours = Display value
x 10
300
Not
adjustable
d.85
Increase in the min.
output (heating and
domestic hot water
mode)
–
–
kW
1
–
Adjustable
d.88
Flow rate limit value
for ignition in domestic
hot water mode
0
1
–
0 = 1.7 l/min (no delay)
1 = 3.7 l/min (2 s delay)
0
Adjustable
d.90
Status of the eBUS
room thermostat
Current value
–
off = Not connected
on = Connected
–
Not
adjustable
d.91
Status DCF77
Current value
–
–
–
Not
adjustable
d.93
Setting the product
code
0
99
–
1
The Device Specific Number
(DSN) can be found on the data
plate.
–
Adjustable
d.94
Delete fault list
0
1
–
off = No
on = Yes
–
Adjustable
d.95
Software versions
–
–
–
1 = Main PCB
2 = Interface PCB
–
Adjustable
d.96
Default setting (reset)
–
–
–
0 = No
1 = Yes
–
Adjustable
D
Status codes
–
Overview
Note
Since the code table is used for various products, some codes may not be visible for the product in question.
Status code
Meaning
Displays in heating mode
S.0
Heating mode: No requirement
S.01
Heating mode: Fan prerun
S.02
Heating mode: Pump prerun
S.03
Heating mode: Burner ignition
S.04
Heating mode: Burner on
S.05
Heating mode: Pump/fan overrun
S.06
Heating mode: Fan overrun
S.07
Heating mode: Pump overrun
S.08
Heating mode: Temporary shutdown after heating procedure
Displays in domestic hot water mode
S.10
Domestic hot water mode: Requirement
S.11
Domestic hot water mode: Fan prerun