Fig.19
Notice
Sensitive valve parts
Damage to valve parts.
► Protect the valve parts against impact stress.
Carry out the following steps:
1.
Slacken the clamp connection (46) but do not remove it.
2.
Place an open end spanner on the spacer nut (10), use a strap wrench to turn
the actuator and release the valve disk.
3.
Unscrew the valve disk together with the bearing disk (4), the bearing (2), the
sealing ring (1) and the sealing disk (3).
!
The bearing disk (4) and the sealing disk (3) must not hit the stem of the
valve disk when the valve disk is withdrawn.
4.
Unscrew the spacer nut (10) from the valve disk using 2 open end spanners.
5.
Pull off the bearing disk (4) with bearing (2) and the sealing disk (3) with
sealing ring (1) from the valve disk.
6.
Remove the clamp connection (46) between the motor stool and the actuator.
7.
Remove the motor stool (9).
®
This completes removal of the valve disk.
10.6
Disassembling Valve U
10.6.1 Detaching the Clamp Connection (46)
Maintenance
Disassembling Valve U
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