Samson 3256, Mounting And Operating Instructions, Page: 60 / 84

9-10 EB 8065 EN
Servicing
8
11
12
16
19
12
16
19
12
12
12
8
11
12
16
19
12
16
19
12
12
8 Threaded bushing
11 Spring
12 Washer
16 Packing ring
19 Spacer
Fig. 9-3: Standard packing: DN 15 to 40 (left) and DN 50 to 100 (right)
12. 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).
13. Firmly press the plug (5) into the seat (4).
Fasten down the insulating section (21)
with the body nuts (14). Tighten the nuts
gradually in a crisscross pattern. Ob-
serve tightening torques.
14. Screw in the threaded bushing (8) and
tighten it. Observe tightening torques.
15. Place yoke (3) on the insulating section
(21) and fasten tight using the castellated
nut (92).
16. Loosely screw the lock nut (10) and stem
connector nut (9) onto the plug stem.
ADSEAL packing
1. Proceed as described in ‘Standard pack-
ing (PTFE)’, steps 1 to 11.
2. Carefully slide the packing parts over the
plug stem into the packing chamber us-
ing a suitable tool. Observe the proper
sequence (see Fig. 9-4).
3. Slide the seals (15.2) over the plug stem.
Insert the wire of the red spacer ring
(15.1) into the groove of the retaining
ring.
Slide the retaining ring over the plug
stem.