40
EB 8091-1 EN
Servicing
19. Apply a suitable lubricant to the thread
of the insulating section (7).
20. Place the insulating section (7) together
with the plug (2.1) and plug stem exten-
sion (22) onto the body. Use a suitable
tool to screw it into the body (1). Ob-
serve tightening torques.
21. Push the anti-rotation fixture (24.1, with
'insulating section' inscribed on it) from
the top over the insulating section (7)
and lock it in place with the fillister head
screw (6).
22. Push the bottom section of the top an-
ti-rotation fixture (24.2, without inscrip-
tion) with its bent end facing downward
onto the insulating section (7).
23. Place the washer (27) on the insulating
section (7).
24. Apply a suitable lubricant to the thread
of the intermediate piece (4).
25. Carefully place the intermediate piece (4)
over the plug stem extension (22) onto
the insulating section (7). Use a suitable
tool to screw it in. Observe tightening
torques.
It must be possible to turn the washer (27)
easily after the intermediate piece is fastened
tight. It must not be clamped down.
26. Push the top section of the top anti-rota-
tion fixture (24.2, with 'plug, seat' etc.
inscribed on it) with the bent end facing
upward over the intermediate piece (4).
27. Insert the fillister head screw (23) through
both parts of the anti-rotation fixture
(24.2). Push the washer (25) from below
onto the screw and lock in place with the
hexagon nut (26).
28. Place the yoke (13) onto the intermediate
piece (4) and secure with slotted nut
(11). Observe tightening torques.
29. Mount actuator. See associated actuator
documentation.
7.4 Preparation for return ship-
ment
Defective valves can be returned to
SAMSON for repair.
Proceed as follows to return valves to
SAMSON:
1. Put the control valve out of operation (see
section 9).
2. Decontaminate the valve. Remove any
residual process medium.
3. Fill in the Declaration on Contamination,
which can be downloaded from our
website at
u
www.samson.de > Services
> Check lists for after sales service >
Declaration on Contamination.
4. Send the valve together with the filled-in
form to your nearest SAMSON subsidi-
ary. SAMSON subsidiaries are listed on
our website at
u
www.samson.de >
Contact.
Note
Содержание 3510
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