Samson 3374 Mounting And Operating Instructions page 14

Installation
3. Connect the power supply as described
in section 4.
4. Retract actuator stem (3) as described in
section 6.
5. Place actuator onto the valve bonnet
(2.3) and secure using the ring nut (7).
6. When the stem connector nut (8) rests on
the actuator stem, attach both stem con-
nector clamps (4) and fasten with screws.
7. Move actuator stem (3) to the end posi-
tion (valve closed) as described in sec-
tion 6.
8. Align travel indicator scale (10) with the
middle of the stem connector (4) and
screw tight.
Fig. 3C:
Attachment to Type 3214 Valve (DN 125 to
250)
1. Connect the power supply as described
in section 4.
2. Retract actuator stem (3) as described in
section 6.
3. Place actuator onto the valve and secure
using the ring nut (7). If necessary, re-
tract the actuator stem slightly before-
hand.
4. When the plug stem fits closely onto the
actuator stem (3), attach both stem con-
nector clamps (4) and fasten with screws.
5. Move actuator stem (3) to the end posi-
tion (valve closed) as described in sec-
tion 6.
6. Align travel indicator scale (10) with the
middle of the stem connector (4) and
screw tight.
14
Types 3374-15/-26/-36
Connection with ring nut
Attachment to Series 240 Valves
1
2.3
7
3
4
8
9
B
Types 3374-15/-26/-36
Connection with ring nut
Attachment to Type 3214 Valve (DN 125 to
1
2.2
7
3
10
4
5
C
Fig. 3: Attachment to the valve
x
10
5
250)
EB 8331-4 EN