Temperature Control System WHS HE
Installation and Operating Instructions
5
EN
EN
– Gravity lock
The gravity lock prevents the natural and unwanted circulation
of the heating water (heating circuit) when the pump is switched
off (opening pressure approximately 20 mbar).
Check valve closed >
Operating position
Flow only possible in flow direction.
Check valve open >
Filling, flushing, venting
Flow is possible in both directions.
During heating operation, the gravity lock must be set to the
operating position.
– Conversion from flow right to flow left
1. Loosen screw fitting (1) and screw (2)
2. Remove actuator (3
3. Remove cover (4) and (5)
4. Install mixer plug (6) on the other side
5. Retighten cover and fasten with a torque of 45 Nm
6. Move anti-rotation device (7) to the other side
7. Adjust mixer plug so that the nose of the adapter (6) is pointing downwards (Fig.6)
In this position, the mixer plug closes the outlet downwards (full bypass mode, cold
8. Set operating switch (10) to manual operation
9. Position rotation direction indicator (8) pursuant to Fig. 7
10. Place adjustment grip (9) on the mixer axis
Sperrventil
geschlossen
geöffnet
Operation
Filling/
Flushing/
Venting
Closed
Open
Check valve
Fig� 3
¡
¡
blau
4
5
6
7
7
Vorlauf
(Ansicht von oben)
links
rechts
blue
left
right
Flow
Flow
left
right
(View from above)
Fig� 4
Fig� 5
