Grundfos.bk Page 11 Wednesday, June 2, 2010 1:16 PM
8. Service
Warning
Before starting any
work, make sure
power supply has
been switched off and
that it cannot be
accidentally switched
on.
Warning
Piping may be
scalding hot.
Be careful when
removing actuator.
This valve should be
serviced by a trained,
Caution
experienced service
technician.
8.1 Removing the actuator
1. Remove any wiring
connections.
2. Slowly move manual opening
lever to the locked position.
See fig. 8.
Manual
opening
lever
Fig. 8
Move lever to locked
position
3. Press the release button and
pull actuator up. See fig. 9.
4. Inspect valve body and piping
connections.
5. Repeat steps in 5. Actuator
installation.
Fig. 9
Push release button
and pull actuator up
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