MAINTENANCE Series
110/129
Edition 2019-05-03 963283EA
Description
Required tool
5. Open valve
Stand away from valve –
pendulum plate moves out of
the valve body.
6. Unfasten mounting screw for
pendulum plate.
7. Remove pendulum plate.
pendulum plate mounting screw
for
pendulum
plate
Open end wrench
13mm
8. With one hand press the
MAINTENANCE BUTTON to lower
the sealing ring, with your second
hand unlock the sealing ring by
pressing the handle.
9. Release MAINTENANCE BUTTON.
10. Remove sealing ring.
11. To prevent the shaft and retaining
pins
from moving during work, switch
the valve to safety mode. Refer to
«Safety mode» for details.
Retaining pins will move up.
maintenance button
12.
Release the valve from safety mode.
Refer to «Safety mode» for details
13. Move the valve to position 50% (half
opened) This is necessary, in order
to dismount the actuator. See step
15.
14. Disable PFO option feature via
'Power Fail Status' in menu 'System'
of CV or CPA software, and turn off
the power
• CPA software
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