Gemü 601 Original Einbau- Und Montageanleitung Seite 24

11.3 Setting the seal adjuster
Important:
Only set the seal adjuster when the
valve is completely assembled (with
diaphragm and valve body) and in a
cold condition!
The valves type GEMÜ 601 / 602 have a
mechanical seal adjuster as standard to
protect the sealing diaphragm.
Standard setting:
The valve is sealed when the handwheel is
completely closed (turned fully clockwise).
Procedure for GEMÜ 601:
601, 602_us
1. Open the valve approx. 50%.
2. Unscrew the locking screw 6 and
remove it.
3. Pull off the handwheel H.
4. Unscrew the adjusting ring 4 and
remove it.
5. Dependent on the operating conditions,
regrease the threaded spindle,
especially a valve that is autoclaved.
6. Place the handwheel H upside down on
the square of the valve spindle.
7. Close the valve gently by turning
handwheel H ("CLOSED").
8. Pull off handwheel H from the valve
spindle.
9. Screw the adjusting ring 4 onto the
valve spindle until the bottom side of the
adjusting ring 4 sits on the face of the
valve bonnet.
10. Push handwheel H in its original
position on the square of the valve
spindle (observe the teeth of the
adjusting ring 4 and the handwheel H).
Tighten it with locking screw 6.
Procedure for GEMÜ 602:
1. Open the valve approx. 50%.
2. Unscrew the screw 6 and remove it.
3. Pull off the handwheel H.
4. Unscrew the adjusting ring 4 and
remove it.
24/32
6
H
4
A