
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
32
33
REMOVE STEM PACKING
Using a small pick or scribe, carefully remove the
packing material
09A
and
09B
.
Make sure that all of the packing is removed.
CAUTION!
Do not scratch the stem or the packing bore in the
body. Scratches could cause a leak.
THIS WILL AFFECT THE VALVE WARRANTY.
CLEAN PACKING BOX
Before installing the new packing, make sure the
packing box is clean.
If needed, use an air hose to clean debris from
packing box before installing new packing rings.
Note:
Always wear a face shield or goggles to protect eyes from flying debris.
PACKING RING SET
The new packing ring set will contain four to five rings
total (two rope-like anti-extrusion rings
09B
and two
to three die-form stem packing rings
09A
).
Note:
Refer to Bill of Materials supplied with each individual valve serial
number for specific quantity.
!
INSTALL PACKING RINGS
Note:
Applying a spray lubricant to packing ring surfaces may ease the
installation process.
Install the rings one at a time (one anti-extrusion ring
09B
first, then each stem packing ring
09A
and then
the second anti-extrusion ring
09B
) using the gland
flange
07
as a packing tool to stuff each packing ring
all the way down against the previous ring.
Make sure scribe line of stem is lined up with scribe
line of packing gland.
CHECK POCKET DEPTH
Before installing the second anti-extrusion ring
09B
ensure there is enough depth for the anti-extrusion
ring to fit flush in the pocket.
09B
09A
09B
09A
07
Replace Stem Packing
Replace Stem Packing
5
6
7
8