Tools; Lubricant - Samson 3349 Mounting And Operating Instructions

Annex
Table 15-4: Tightening torques for connec-
tion of valve body and bonnet
Valve size
Tightening torque for screws
DN NPS
6 to 25 ¼ to 1
(micro- (micro-
flow flow
valve) valve)
15 to 25 ½ to 1
32 to 50 1¼ to 2
Table 15-5: Tightening torque for connec-
tion of actuator stem and plug stem
Valve size
nection of actuator stem and
DN NPS
¼ to 1
(micro-
6 to 50
flow
valve)

15.2 Tools

In addition to the standard tool, special tools
are required to assemble and remove some
parts. Contact SAMSON's After-sales Ser-
vice concerning the special tools required.
Contact our after-sales service.
15-2
(34) in Nm
7
16
40
Tightening torque for con-
plug stem (3) in Nm
4
Table 15-6: Tools
Valve size
DN NPS
6 to 25 ¼ to 1
Set of tools
(micro- (micro-
consisting of
flow flow
clamping
valve) valve)
rings to
15 to
½ to 1 clamp the
25
plug stem in
32 to
a vise
1¼ to 2
50

15.3 Lubricant

WARNING WARNING
! !
Exposure to hazardous substances poses a
serious risk to health.
Certain lubricants and cleaning agents are
classified as hazardous substances. These
substances have a special label and a mate-
rial safety data sheet (MSDS) issued by the
manufacturer.
Î Make sure that an MSDS is available for
any hazardous substance used. If neces-
sary, contact the manufacturer to obtain
an MSDS.
Î Inform yourself about the hazardous sub-
stances and their correct handling.
Table 15-7: Recommended lubricant
Temperature
Application
range in °C
Valves for
food –50 to +150 White 8150-9002
processing
Material
Tool Image
no.
1281-
0035
Micro-flow
Color
valve version
EB 8048-2 EN