Fisher EHD Instruction Manual page 8

EH Valves (NPS 8 through 14)
12A8160-A / IL
PTFE V‐RING
SINGLE PACKING
12A7839-A / IL
Sht 1
PTFE V‐RING
DOUBLE PACKING
1
14A3419-B / IL
GRAPHITE LAMINATE AND FILAMENT
SINGLE PACKING
NOTES:
1
0.102 mm (0.004 INCH) THICK SACRIFICIAL ZINC WASHERS.
USE ONLY ONE BELOW EACH GRAPHITE LAMINATE RING.
C0634-1 / IL
8
UPPER WIPER (KEY 12)
PACKING FOLLOWER
(KEY 13)
FEMALE ADAP-
TOR
(KEY 32)
KEY 6
V-RING (KEY 7)
1
MALE ADAPTOR
(KEY 31)
WASHER (KEY 10)
SPRING (KEY 8)
PACKING BOX RING
(KEY 11)
14A3412-B / IL
LOWER WIPER
GRAPHITE LAMINATE AND FILAMENT
(KEY 30)
SINGLE PACKING
UPPER WIPER (KEY 12)
PACKING FOLLOWER
(KEY 13)
FEMALE ADAP-
TOR
(KEY 32)
KEY 6
V-RING (KEY 7)
1
MALE ADAPTOR
(KEY 31)
LANTERN RING
(KEY 8)
1
PACKING BOX RING
(KEY 11)
14A3414-B / IL
LOWER WIPER
GRAPHITE LAMINATE AND FILAMENT
(KEY 30)
DOUBLE PACKING
PACKING ARRANGEMENTS FOR 31.8 mm (1‐1/4 INCH) VALVE STEMS
PACKING
FOLLOWER
(KEY 13)
GRAPHITE
LAMINATE
PACKING RING
1
(KEY 7) 2
GRAPHITE
FILAMENT
PACKING RING
(KEY 9)
3
LANTERN RING
(KEY 8)
1
PACKING
BOX RING
(KEY 11)
14A3418-A / IL
GRAPHITE LAMINATE AND FILAMENT
DOUBLE PACKING
PACKING ARRANGEMENTS FOR 50.8 mm (2‐INCH) VALVE STEMS
Figure 4. Packing Arrangements
PACKING FOLLOWER
(KEY 13)
GRAPHITE LAMINATE
PACKING RING (KEY 7)
2
GRAPHITE FILAMENT
PACKING RING (KEY 9)
3
LANTERN RING
(KEY 8)
PACKING BOX RING
(KEY 11)
13A0112-A / IL
GRAPHITE/COMPOSITION
DOUBLE PACKING
PACKING FOLLOWER
(KEY 13)
GRAPHITE LAMINATE
PACKING RING (KEY 7)
2
GRAPHITE FILAMENT
PACKING RING (KEY 9)
3
LANTERN RING
(KEY 8)
PACKING BOX RING
(KEY 11)
12A8163-A / IL
PTFE/COMPOSITION
DOUBLE PACKING
PACKING
FOLLOWER
(KEY 13)
GRAPHITE
LAMINATE
PACKING RING
(KEY 7) 2
GRAPHITE
FILAMENT
PACKING RING
(KEY 9) 3
LANTERN RING
(KEY 8)
PACKING
BOX RING
(KEY 11)
13A0029-A / IL
GRAPHITE/COMPOSITION AND PTFE/
COMPOSITION DOUBLE PACKING
2
HAS THE APPEARANCE OF FLAT WASHERS PRESSED TOGETHER.
3
HAS THE APPEARANCE OF A WOVEN OR BRAIDED RING.
Instruction Manual
April 2009
UPPER WIPER (KEY 12)
PACKING FOLLOWER
(KEY 13)
PACKING RING
(KEY 7)
PACKING RING
(KEY 7)
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)
UPPER WIPER (KEY 12)
PACKING FOLLOWER
(KEY 13)
PACKING RING
(KEY 7)
LANTERN RING
(KEY 8)
PACKING BOX RING
(KEY 11)