35
To
be
changed
by
installer
only
p
17
Maximum fan speed
CH (natural gas)
10 – 70 x 100 rpm
35
1
Maximum fan speed
CH (propane)
10 – 70 x 100 rpm
33
1
p
18
Maximum fan speed
DHW (natural gas)
Do not change
35
1
Maximum fan speed
DHW (propane)
Do not change
33
1
p
19
Minimum fan speed
(natural gas)
Do not change
13
Minimum fan speed
(propane)
Do not change
20
p
20
Starting fan speed
(natural gas)
Do not change
25
Starting fan speed
(propane)
Do not change
25
p
21
Pump setting CH
Do not change
0
p
22
Pump running time
after CH
1 - 99 minutes
2
p 23
Connection with Heat
Recovery Unit (HRU)
0 = no connection with HRU
1 = connection with HRU
0
p 24
State remote alarm
(X7 terminal)
0 = off (connectors 1 and 2 closed)
1 = alarm signal (connectors 1 and 2 closed)
2 = run indication (connectors 1 and 3 closed)
3 = ext. gas valve (connectors 1 and 3 closed)
0
p 25
Legionella protection
0 = off
1 = on
2 = automatic (after putting boiler into operation, it will run
for DHW operation 65°C once a week)
0
p 26
DHW cut-in tempera-
ture
2 - 15°C
5**
p
27
Heat curve set point
flow temperature
0 - 60 °C
20
p
28
Heat curve set point
outside temperature
(min)
0 - 30 °C
20
p 29
Heat curve set point
outside temperature
(max)
-40 - 0 °C
- 15***
p 30
Boiler type
Do not change
3
P 31
Set point augmenta-
tion calorifier
0 - 20 °C
15**
p
d
f
(
p
d
U
is shown
later)
Restore factory set-
tings
On identification plate
d
f
setting X is shown. Change
parameter into X will restore the factory settings,
see par.
2.10.10
X
On identification plate
d
U
setting Y is shown. Change
parameter into Y will restore the factory settings,
see par.
2.10.10
Y
table 08 Settings at service level
1
Do not exceed this value
* The boiler in combination with an external calorifier will not
warm up the calorifier in the Eco-mode.
** Only in combination with a calorifier with a DHW sensor
*** “Minus” character is not shown in display
Changing the factory settings could result in the boiler not
working properly.
