Samson 3248-1, Mounting And Operating Instructions

Page: 13 / 16

Assembly
After transportation, reassemble the valve as
follows:
Observe tightening torques in Table 1!
1. Remove stopper (25) and clean inside
the protective cap.
2. Unthread nut (22) with 24 mm socket
wrench.
3. Loosen nut (5.3) and remove protective
cap (23).
4. Place the special tool with 24 mm socket
wrench in such a way that the labeling
"assemble/montieren" faces upwards. In
case of DN 100 and 150 (NPS 4 and 6)
valves, screw on nut (20) as far as it will
go by hand.
5. Screw top section of the plug stem exten-
sion (6.3a) onto thread of the lower sec-
tion (6.3b) by hand.
6. Insert 17 mm socket wrench and tighten
top section of the plug stem extension
(6.3a) with the socket wrench, observing
the tightening torques in Table 2.
7. Insert seal (5.5) into flanged section.
Slide valve bonnet carefully over the
plug stem extension (6.3a) to ensure that
the packing does not get damaged and
place it on the flanged section.
8. Screw on nut (5.3) and tighten.
9. Tighten guide bushing (5.2) as far as it
will go.
10. Thread lock nut (6.2) and nut (6.1)
loosely onto the plug stem extension
(6.3a).
11. Mount actuator and adjust the lower or
upper bench range as described in sec-
tion 2.
7 Customer inquiries
Please submit the following details:
4
Type designation and order number (on
nameplate)
4
Serial number, nominal size and version
of the valve
4
Pressure and temperature of the process
medium
4
Flow rate in m³/h
4
Bench range (spring range) (e.g. 0.2 to
1 bar) of the actuator
4
Installation drawing
Dimensions
Refer to the Data Sheet T 8093 EN for the
dimensions and weights of the various valve
versions.
EB 8093 EN
13
Customer inquiries