4 Commissioning [specialist]
2015/03
EN-XXX_CIRCOtransfer-30E-50E_TI-MA-BA-150401-3PAW0501 - 99609x7WAG0x-mub-en - V06
17
10.
Reduce the pressure at the drain valve [h] to
the operating pressure, if necessary.
11.
Connect the expansion tank to the solar circuit
and set the operating pressure of the solar
thermal system by means of the flush and fill
station (for the required operating pressure,
see the instructions of the expansion tank).
12.
Close the fill and drain valves [d|h].
13.
Put the ball valve [b] into 0° position
(see page 14).
WARNING
Risk to life and limb due to electric shock!
Check if the sensors and the pumps are properly connected to the
controller and if the controller housing is closed.
Only then should the mains plug of the controller be plugged into a socket.
14.
Connect the optional controller to the mains and
set the solar circuit pump to ON in the manual
mode according to the controller instructions.
15.
Let the solar pump run at maximum rotation
speed for at least 15 minutes.
Meanwhile vent the solar installation several times
at the vent plug [j] of the Airstop until the solar
fluid exits without bubbles (see page 15).
16.
If necessary, increase the system pressure to the
operating pressure.
