ESI-6149 © Copyright 01/22/2018 MOGAS Industries, Inc.
www.mogas.com
26
Assembly
CLEAN ALL PARTS
Clean all parts before assembly and / or parts
replacement .
POSITION VALVE BODY
Prior to assembly, verify that the valve body
02
is
resting on a flat surface in the vertical position with
the flanged-end down and body cavity upright .
01
!
CAUTION!
If you disassemble, rework and re-assemble this
ball valve,
YOU WILL VOID YOUR WARRANTY
.
All seals, gaskets, springs and packing must be
replaced with new materials during assembly to
ensure proper valve operation .
Note:
Refer to
Valve Item Reference Number
drawings (pages 4–7) for
identification of all seals, gaskets, spring(s) and packing.
02
INSTALL STEM SEAL
Place inner stem seal
08
on stem
05
.
CAUTION!
Inner stem seals are coated on both sides, so no
special orientation is required .
02
!
INSERT STEM
Insert stem
05
through body
02
cavity and through
top stem bore .
03
Flats on Double D stem
05
(or keyways on stems from
larger valves) faces the direction of the valve bore /
end connects
STEM ORIENTATION
05
02
08
05
