4 Commissioning [specialist]
16
997655910x-mub-en
–
V07
2016/05
Observe the pressure relief valve (6 bars)!
9.
Close the drain valve [9.2] while the filling pump
is running and increase the system pressure to
about 5 bars. The system pressure is displayed
on the pressure gauge.
10.
Check the pressure gauge to see if the system
pressure decreases and eliminate leaks if
necessary.
11.
Reduce the pressure at the drain valve [9.2]
to the operating pressure of the installation.
12.
Connect the expansion tank to the solar circuit
and set the operating pressure of the solar
system by means of the flush and fill station
(for the required operating pressure, see the
instructions of the expansion tank).
13.
Close the fill and drain valves [1.3|7.4|9.2].
14.
Turn the check valves in the ball valves
[1.2|5.2|7.2] into operating position
(0°, see page 12).
