Notice
Sensitive valve parts
Damage to valve parts.
► Protect the valve parts against impact stress.
Carry out the following steps:
1.
Remove the clamp connection (43.3) and the cover (35).
2.
Grip the valve disk at the width across flats (15.1) and unscrew the actuator
(A) manually and remove it.
3.
Unscrew the spacer nut (10) from the valve disk.
!
After the spacer nut (10) is unscrewed, the valve disk could fall out and
become damaged. For this reason, grip the valve disk while removing the
spacer nut (10).
4.
Remove the valve disk (15) downwards.
!
The stem of the valve disk is a sealing surface. It must not become
damaged during removal.
5.
Remove the clamp connection (43.1).
6.
Remove the lantern (9).
7.
Remove the sealing washer (3), gasket (1), bearing disk (4), and bearing (2)
from the housing.
8.
Remove the housing.
®
This completes removal of the valve disk.
10.6.1.1 Removing the Valve Disk
Maintenance
Disassembling Valve U
430BAL008302EN_10
16.03.2023
49
