ESI-6121 Rev D © Copyright 03/2022 MOGAS Industries, Inc.
www.mogas.com
ESI-6121 Rev D © Copyright 03/2022 MOGAS Industries, Inc.
www.mogas.com
54
55
Re-Assembly
Re-Assembly
INSTALL SEAT RING
Install seat ring
01B
into end connection
03
seat
pocket.
Note:
The seat rings are uniquely identified to fit
only
a body or end
connection. Seats identified with an odd number fit the body only; seats
identified with an even number fit the end connection only.
Seat ring identification is also provided inside the stem slot of the ball to
ensure correct assembly.
20
Note:
If you do not have a locking ring, use silicone pasted to coat the side of
the seat ring that will face the end connection. Push coated side of seat
ring against end connection, rotate 90° and proceed to Step 23. This will
keep the seat ring properly in place when the end connection is installed.
INSTALL SEAT LOCKING RING
Place seat locking ring
61
in position above seat ring
01B
.
INSTALL SEAT LOCKING SCREWS
Install seat locking screws
62
(if provided) to secure
the seat ring
61
in place.
Tighten the seat locking screws
62
by hand to prevent
distorting the seat locking ring
61
.
Once seat locking screws
62
are tight,
tack-weld
in
position to prevent movement during operation.
21
22
Steps 21 and 22 below apply to
CA
model valves. If
you do not have a
CA
model valve,
go to Step 23
.
CAUTION!
Cover seat ring to protect it from weld spatter.
!
01B
61
INSTALL BODY STUDS
Install body studs
10
, using anti-seize compound.
Temporarily cover ball to protect coating from any
debris during stud installation.
INSTALL BODY GASKET
Install body gasket
04
into groove, located at body
face where end connection
03
mates to body
02
.
POSITION END CONNECTION
Prior to assembly, verify that the end connection
03
is resting on a flat surface in the vertical position with
the flanged-end down and seat pocket upright.
18
19
17
04
10