4
9
ORBIT Block-and-Bleed,
or grease seal valves are
threaded for a fitting, but
are shipped with a pipe
plug to prevent damage to
the valve and/or fitting.
The pipe plug should now
be removed and replaced
with the proper fitting.
10
On threaded valves,
inspect the threads in both
ends of the valve to verify
no damage occurred during
shipment.
Be sure there is no dirt, grit,
or chips in the valve bore
or threads.
11
Apply a quality thread
compound to the threads
on the pipe.
12
Carefully align the
pipe and valve threads
and thread the valve
clockwise on the pipe.
13
Securely tighten with
a pipe wrench.
For safety, threaded piping
requires secure anchoring
of all components that are
screwed into threaded
valves.
14
For weld end valves
the temperature required
to weld the valve into the
line will exceed the rated
working temperature of
the valve.
ORBIT valves with Nylon or
Teflon seats are vulnerable
to damage by excessive
heat, so use the following
precautions.
15
Close the valve before
welding to protect the seat
and core face.
16
We recommend the
size of the weld rod never
exceeds 5/32 in. (4.0 mm)
diameter and the maximum
body temperature does not
exceed the valve rating
during welding.
17
When insulating low
temperature valves, do not
insulate above this line.
Insulating above this line
can result in injury to
personnel and damage to
valve and property.
P R O C E S S V A L V E S
INSTALLATION, OPERATION AND MAINTENANCE
INSTALLATION OF MANUALLY OPERATED VALVES
(CONTINUED FROM PREVIOUS PAGE)
CT-ORB-IOM/6
05/08 ION-3M
®
ORBIT
Содержание ORBIT GP-6
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