Supplied By www.heating spares.co Tel. 0161 620 6677
7 181 465 347 (05.01)
Boiler service functions
13
The factory setting is:
7.0 Pump map (heating) 3 Const. pressure low
Fig. 3
Constant pressure
1-5
Caracteristics
H
Pressure
Q
Water circulation rate
Fig. 4
Proportional pressure
If this parameter is set to Pump step adjustable then
the pump speed set under function 7.1 Map pump
step (heat.) is active.
7.1 Map pump step (heat.)
This service function corresponds to the pump speed
switch used on conventional heating pumps.
However, the setting is only active if function 7.0 Pump
map (heating), is set to Pump step adjustable.
The factory setting is:
7.1 Map pump step (heat.) 7
Fig. 5
Caracteristics
2-7
Caracteristics
H
Pressure
Q
Water circulation rate
7.2 Antiblock. map pump
The appliance is supplied with this function activated.
If the pump threatens to jam, an oscillating pump action
is activated. Afterwards, the required operating mode is
continued.
200
400
600
800
1200
1400
1000
1600
0
0,6
0,5
0,4
0,3
0,2
0,1
0
(bar)
H
Q
(l/h)
6 720 610 587-43.1O
1
2
3
200
400
600
800
1200
1400
1000
1600
0
0,6
0,5
0,4
0,3
0,2
0,1
0
(bar)
H
Q
(l/h)
6 720 610 587-44.1O
4
5
200
400
600
800
1200
1400
1000
1600
0
0,6
0,5
0,4
0,3
0,2
0,1
0
(bar)
H
Q
(l/h)
3
2
4
5
6
7
6 720 610 587-45.1O
