Gemü 8258 Original Einbau- Und Montageanleitung Seite 27

10.3 Manual override (option)
Manual override
The solenoid valve is equipped with a
manual override as an option.
Use manual override only in case of
malfunction!
Open valve by manual override:
Turn the rotary screw (encircled in the
G
photo) with a screw driver 90° clockwise.
The groove of the screw is vertical.
Close valve by manual override:
Turn the rotary screw (encircled in the
G
photo) with a screw driver 90°
anti-clockwise.
The groove of the screw is horizontal.
This is also the resting position of the
manual override.
11 Commissioning
Danger from medium fl owing out!
® The solenoid valve opens briefl y if
pressure is applied quickly.
Before commissioning make sure that
G
there is no danger from medium fl owing
out.
Before commissioning check the
G
tightness of the media connections.
When commissioning fi ll the solenoid
G
valve slowly.
Danger from foreign matter!
If the plant is new and after repairs,
G
wash out the piping system with the
valves fully open.
Make sure that the unit is installed
G
properly.
Test the function of the solenoid valve.
G
Check the tightness of the media
G
connections and the solenoid valve itself.
Fill the solenoid valve slowly with
G
medium.
27/36
CAUTION
CAUTION
8258