Buderus SKR12.1R, Installation And Maintenance Instructions Manual

Page: 2 / 32

Table of contents
SKR6.1R, SKR12.1R - Subject to technical modifications. 2
Table of contents
1 Key to symbols and safety instructions . . . . . 3
1.1 Explanation of symbols . . . . . . . . . . . . . . . . . 3
1.2 General safety information . . . . . . . . . . . . . . 3
2 Product information . . . . . . . . . . . . . . . . . . . . . . 4
2.1 Components and instructions . . . . . . . . . . . 4
2.2 Correct usage . . . . . . . . . . . . . . . . . . . . . . . . 5
2.3 EU Declaration of Conformity . . . . . . . . . . . 5
2.4 Standard delivery . . . . . . . . . . . . . . . . . . . . . 6
2.4.1 Mounting bracket . . . . . . . . . . . . . . . . . . . . . 6
2.4.2 Installation set . . . . . . . . . . . . . . . . . . . . . . . . 6
2.4.3 Connection sets (hydraulic connection) . . . 7
2.4.4 Collector . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
2.5
Data plate . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
2.6 Specification . . . . . . . . . . . . . . . . . . . . . . . . . 8
3 Regulations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
4 Before installation . . . . . . . . . . . . . . . . . . . . . . . 9
4.1 Determining space requirements . . . . . . . . 9
4.2 Planning the hydraulic connection . . . . . . 10
4.3 General notes . . . . . . . . . . . . . . . . . . . . . . . 11
4.4 Required tools and accessories . . . . . . . . 11
4.5 Lightning protection . . . . . . . . . . . . . . . . . . 11
4.6 Installation order . . . . . . . . . . . . . . . . . . . . . 11
5 Handling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
6 Fitting the mounting bracket . . . . . . . . . . . . . 13
6.1 Determining distances . . . . . . . . . . . . . . . . 13
6.1.1 Vertical distances for the mounting
brackets . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
6.1.2 Horizontal distances for the mounting
brackets . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
6.2 Installing mounting brackets on roof
tile roofs . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
6.3 Installing mounting brackets on plain
tile roofs . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
6.4 Installing mounting brackets on roofs
with monk/nun tiles . . . . . . . . . . . . . . . . . . . 17
6.5 Installing mounting brackets on slate
roofs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
7 Rail installation . . . . . . . . . . . . . . . . . . . . . . . . . 19
7.1 Installing the vertical rails . . . . . . . . . . . . . . 20
7.2 Installing horizontal rails and clamps . . . . . 21
7.3 Installing the clampings onto the
vertical rails . . . . . . . . . . . . . . . . . . . . . . . . . .22
8 Installing the collectors . . . . . . . . . . . . . . . . . . 23
8.1 Fitting the first collector . . . . . . . . . . . . . . . 23
8.2 Fitting the second collector . . . . . . . . . . . . 24
8.3 Installing the collector sensor . . . . . . . . . . 24
8.4 Fitting the bridging set (accessory) . . . . . . 25
9 Hydraulic connection . . . . . . . . . . . . . . . . . . . . 26
10 Final steps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
10.1 Checking the installation . . . . . . . . . . . . . . 28
10.2 Pressure filling, flushing, venting . . . . . . . . 28
10.3 Adjusting the pre-charge pressure of
the expansion vessel . . . . . . . . . . . . . . . . . .28
10.4 Determining and setting the operating
pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . .28
10.5 Adjusting the flow rate . . . . . . . . . . . . . . . . 28
10.6 Insulating piping . . . . . . . . . . . . . . . . . . . . . 28
11 Replacing individual tubes . . . . . . . . . . . . . . . 29
12 Environmental protection/disposal . . . . . . . 30
13 Maintenance/inspection . . . . . . . . . . . . . . . . . 31