wT 2575/11
Page
14
ASSEMBLING AND DISMANTLING
a) Remove valve from line
b) Turn hand lever in „OPEN“-position
c) Loosen hexagon screw
d) Remove hand lever
and stop
e) Loosen hexagon screw
f) Take off flange end piece
g) Secure ball against
twisting and loosen
stuffing box nut
h) Turn to “CLOSED”- Position
Re-assembling: Do NOT insert
supporting rings
It is not necessary, if a single-
piece sealing element is used.
i) Remove graphite sealing,
sealing element, supporting
ring and ball
2
1
3
2