Buderus 800 - 2.2.2 Settings

Initial start-up 2
Wall-mounted condensing gas boiler Buderus 800 - Subject to modifications resulting from technical improvements!
27
2.2.2 Settings
Setting the flow temperature
 Set the controller (fig. 31, item 2) to the desired max-
imum flow temperature in accordance with the sys-
tem design and table 6.
Factory setting = 80 C (controller poition 10).
With external storage-type water heater:
set the hot water temperature
 Use the controller (fig. 31, item 3) to set the desired
domestic hot water temperature in accordance with
table 7.
fig. 31 Controls
Key to fig. 31
item 1: Main switch
item 2: Flow temperature controller
item 3: Domestic hot water temperature controller
item 4: Jumper 11/50 kW to limit capacity
item 5: Pump over-run time switch
item 6: Heating capacity controller
item 7: Cover for second control level
12
10
01
11
kW
10
10
1
1
123
7
4
5
6
Controller position Flow temperature in °C
140
2 44
348
4 53
558
6 62
767
8 71
976
10 80
table 6 Flow temperature
Controller
position
Domestic hot water temperature of
external reservoir in °C
127
2 31
334
4 38
541
6 45
749
8 52
956
10 60
table 7 Domestic hot water temperature