4 Change of the flow line [specialist]
12
9945x1051x-mub-en – V03
2018/11
4
Change of the flow line [specialist]
1.
Dismount the temperature sensors
and the thermometers of the ball valves
(A-2 and F-2).
2.
Unscrew the return line from the mixing
valve.
3.
Retrofit the mixing valve as described
in chapter 4.1 Conversion of the mixing
valve.
4.
Interchange and mount the flow and
return line. Please observe the position
of the opening mechanism of the check
valve (D-1).
5.
Mount the pump.
6.
Loosen the screw connections (J-1 and
J-2) between the sensor (G) and both
copper pipes.
7.
Turn the sensor (G) by 180°.
8.
Mount the sensor (G) between the
screw connections (J-1 and J-2).
9.
Mount the screw connections (K-1 and
K-2) to the ball valves (A-2 and F-2).
The marking "P1" on the sensor (G)
must point towards the pump.
10.
Firmly tighten the clamping-ring
compression fitting.
11.
Mount the temperature sensors T
R
and T
V
into the ball valves.
Observe the correct attribution:
Red = Flow
Blue = Return
12.
Convert the actuator as described
in chapter 3.6 Actuator.