Emerson Fisher EHD Instruction Manual page 10

EH (1-1/2x1 through 8x6)
July 2017
Figure 4. Packing Arrangements
12A8160‐A
PTFE V‐RING
SINGLE PACKING
UPPER WIPER (KEY 12)
PACKING FOLLOWER
(KEY 13)
FEMALE ADAPTOR
(KEY 32)
V‐RING (KEY 7)
MALE ADAPTOR
(KEY 31)
LANTERN RING
(KEY 8)
PACKING BOX RING
(KEY 11)
12A7839‐A
LOWER WIPER
Sht 1
(KEY 30)
PTFE V‐RING
DOUBLE PACKING
NOTES:
1
0.102 mm (0.004 INCH) THICK SACRIFICIAL ZINC WASHERS.
USE ONLY ONE BELOW EACH GRAPHITE RIBBON RING.
C0637‐1
CAUTION
All residual gasket material must be removed from the cage gasket surfaces. If the gasket surfaces are scored or damaged
during this process, smooth them by hand sanding with 360 grit paper using long, sweeping strokes. Failure to remove all
residual gasket material and/or burrs from the gasket surfaces will result in leakage.
6. Clean all gasket surfaces with a good quality degreaser. Remove all residual tin or silver from all gasket surfaces.
7. Cover the opening in the valve body to protect the gasket surface and to prevent foreign material from getting into
the valve body cavity.
8. Remove the packing flange nuts (key 5), packing flange (key 3), upper wiper (key 12), and packing follower (key 13,
figures 4 and 16). Carefully push out all the remaining packing parts from the valve side of the bonnet using a
10
UPPER WIPER (KEY 12)
PACKING FOLLOWER
(KEY 13)
FEMALE ADAPTOR
(KEY 32)
V‐RING (KEY 7)
KEY 6
MALE ADAPTOR
(KEY 31)
WASHER (KEY 10)
SPRING (KEY 8)
PACKING BOX RING
(KEY 11)
LOWER WIPER
3
GRAPHITE RIBBON AND FILAMENT
(KEY 30)
KEY 6
1
1
14A3414‐C
3
GRAPHITE RIBBON AND FILAMENT
DOUBLE PACKING
1
14A3412‐C
SINGLE PACKING
PACKING FOLLOWER
(KEY 13)
GRAPHITE RIBBON
PACKING RING (KEY 7)
GRAPHITE FILAMENT
PACKING RING (KEY 7)
2
LANTERN RING
(KEY 8)
PACKING BOX RING
(KEY 11)
2
HAS THE APPEARANCE OF A WOVEN OR BRAIDED RING.
INCLUDED IN KEY 6 PACKING SET.
3
Instruction Manual
PACKING FOLLOWER
(KEY 13)
GRAPHITE RIBBON
PACKING RING (KEY 7)
GRAPHITE FILAMENT
PACKING RING (KEY 7)
2
LANTERN RING
(KEY 8)
PACKING BOX RING
(KEY 11)
UPPER WIPER (KEY 12)
PACKING FOLLOWER
(KEY 13)
PACKING RING
(KEY 7)
LANTERN RING
(KEY 8)
PACKING BOX RING
(KEY 11)
12A8163‐A
PTFE/COMPOSITION
DOUBLE PACKING
D100394X012