ESI-6149 © Copyright 01/22/2018 MOGAS Industries, Inc.
www.mogas.com
31
Assembly
INSTALL BODY STUDS
Temporarily cover ball to protect coating from any
debris during stud installation .
Install body studs
10
to body
02
, using anti-seize
compound . Turn threaded stud until it reaches
bottom, then back-out one-half turn .
INSTALL SEAT RETAINING RING
If present, install seat retaining ring
61C
in position
over ball .
Note:
Some ISOLATOR 2.0 models have different seat retention devices that
may require installation into end connection.
14
15
INSTALL BODY GASKET
Install body gasket
04
into groove in body face .
16
10
61C
04
02
Optional,
based on
model.
Optional,
based on
model.
Optional,
based on
model.
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.
17
Sizes 2-inch or smaller use a seat retaining ring
61C,
already installed in body cavity . Apply silicone paste
to coat the side of the seat ring that will face the end
connection . Push coated side of seat ring against end
connection and rotate 90° . This will keep the seat ring
properly in place when the end connection is installed .
Sizes 3-inch or larger Titanium or F53 materials use a
seat-locking ring
61B
and seat locking screws
62
to
be installed into end connection after seat ring .
Sizes 3-inch or larger for all other materials use a
seat-locking wave spring ring
61A
to be installed into
end connection after seat ring .
03
01B
61B
62
61A
