5 Assembly and installation [specialist]
2017/02
994536093x-mub-en – V01
17
9.
Put the sealing rings on the sealing
surfaces.
10.
Put the HeatBloC onto the two sealing
rings.
11.
Tighten the nuts. Make sure that the nuts
do not get jammed and that the sealing
rings do not slip.
12.
Connect the HeatBloC to the installation
by using the pipes. The installation to the
piping must be carried out without any
tension. The rear connection can be
accessed from below.
13.
Repeat these steps for all the HeatBloCs
that are mounted.
14.
Fill and vent the installation.
15.
Carry out a pressure test and check all
thread connections.
16.
Check the position of the check valve:
during operation, the marking must be
directed to "Z" (see page 10).
17.
Mount the insulating back shell.
In case that the optional pipe set is
mounted to the rear connection (C-3),
make sure that the plastic cap is correctly
positioned.
18.
Run first the cable of the actuator through
the insulating element of the mixing valve
backwards. Mount the insulating element.
Mount the actuator (see page 11) and pull
the actuator cable backwards at the same
time.
19.
Connect the power supply of the pump
and the actuator to the heating controller.
Sealing ring
