Samson EB 8111 EN, Монтаж и эксплуатация

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9-8 EB 8111/8112 EN
Servicing
8. Slide the plug with plug stem (5) into the
valve body (1).
9. Place the flange bonnet (96) and the
flange (97) over the plug stem and studs
(13) onto the body.
10. Carefully slide the packing parts over the
plug stem into the packing chamber us-
ing a suitable tool. Observe the proper
sequence (see Fig. 9-3).
11. Press the plug (5) firmly into the seat (4),
while fastening down the flange bonnet
(96) with the body nuts (14). Tighten the
nuts gradually in a crisscross pattern.
Observe tightening torques.
12. Screw in the threaded bushing (8) and
tighten it. Observe tightening torques.
b) For mounting using rods
(form C)
1. Undo the body nuts (14) gradually in a
crisscross pattern.
2. Lift the valve bonnet (2) and plug with
plug stem (5) off the body (1).
3. Unscrew the threaded bushing (8).
4. Pull the plug with plug stem (5) out of the
valve bonnet (2).
5. Pull the entire packing out of the packing
chamber using a suitable tool.
6. Renew the damaged parts and carefully
clean the packing chamber.
7. Apply a suitable lubricant to all the pack-
ing parts and to the plug stem (5).
8. Slide the plug with plug stem (5) into the
valve body (1).
9. Carefully place the valve bonnet (2) over
the plug stem onto the body.
10. Carefully slide the packing parts over the
plug stem into the packing chamber us-
ing a suitable tool. Observe the proper
sequence (see Fig. 9-3).
11. Press the plug (5) firmly into the seat (4),
while fastening down the valve bonnet
(2) with the body nuts (14). Tighten the
nuts gradually in a crisscross pattern.
Observe tightening torques.
12. Screw in the threaded bushing (8) and
tighten it. Observe tightening torques.