GEM 225 DN 10, Operating Instructions Manual

Page: 14 / 24

www.gemu-group.com 14 / 24 GEMÜ 225
11 Commissioning
1
2
3
4
6. Push the plug
2
and the gasket
3
onto the valve actuator
4
.
7. Tighten the fixing screw
1
with a torque of approx. 0.6
Nm.
NOTICE
▶ If the torque is too high the thread may be stripped.
11 Commissioning
CAUTION
Medium flowing out
▶
Danger from medium flowing out.
●
Before commissioning make sure that there is no danger
from medium flowing out.
●
Before commissioning check the tightness of the media
connections.
NOTICE
Operating pressure too high
▶ The valve cannot be opened electromagnetically if the
operating pressure is too high.
CAUTION
Foreign matter
▶ Damage to the valves.
●
If the plant is new and after repairs, rinse the piping sys-
tem with the valves fully open.
ð
The plant operator is responsible for selecting the clean-
ing material and performing the procedure.
1. Make sure that the operating voltage corresponds with
the permissible valve voltage.
2. Make sure that the unit is installed properly.
3. Check the function of the solenoid valve.
4. Check the tightness of the media connections and the
solenoid valve itself.
11.1 Optical position indicator
Valve closed
Valve open