Viessmann Solar-Divicon PS10 Installation And Service Instructions Manual page 8

Information
Product information
Function of the shut-off and non-return valves
Left Flow line
Right: Return line
45°
45°
90°
Shut-off valve and flow rate indicator
1 2
3
4
A
B
Fig. 2
Shut-off valve (adjusting screw)
A
1 Flushing
2 Draining
3 Flow rate regulation
4 Operating position (depicted in the diagram)
B Flow indicator
8
(cont.)
90°
45°
90°
Operating position
Vertical position
Filling/flushing
FL ball valve rotated clockwise by 45°
RT ball valve rotated clockwise by 90°
Drain outlet
Rotated clockwise by 45°
Closed
Rotated clockwise by 90°
Checking the flow rate at the top edge of the float
l/min
35
30
25
20
15
10
5
Fig. 3