Instruction Manual
D103175X012
GX Valve and Actuator
April 2011
14
WARNING
If there is evidence of process fluid under pressure leaking from the joint, retighten the valve body/joint nuts and return to
the Warning at the beginning of the Maintenance section to ensure proper steps have been taken to isolate the valve and
relieve process pressure.
Figure 5. Seat Ring Removal and Installation Tool
GE02918‐6
A
A
G
B
B
H
DF
E
CC
C
D
F
E
DN15, 20, 25
(NPS 1/2, 3/4, 1)
DN40, 50, 80, 100
(NPS 1‐1/2, 2, 3, 4)
A
B
E
F
C
C
J
K
D
DN150
(NPS 6)
DN25 Cav III
(NPS 1)
GG01215
C
OF
OG
D
E
H
B
A
Table 7. Seat Ring Removal and Installation Tool Dimensions
Valve Size
Part Number
A B C D E
FO GO
H
JO
K
DN NPS mm
15, 20, 25 1/2, 3/4, 1 GE02918X012 24 15 15.2 9 54 40 45 10 ‐ ‐ ‐ ‐ ‐ ‐
25 (Cavitrol III) 1 (Cavitrol III) Not Available 24 18 13 6 30 39 45 10 ‐ ‐ ‐ ‐ ‐ ‐
40
(1)
1‐1/2
(1)
GE02918X022 36 20 2X 13.2 7.5 58 53 ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐
50
(1)
2
(1)
GE02918X032 46 28 2X 13.2 7.5 63 63 ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐
80 3 GE02918X042 60 36 2X 15.2 8.5 100 93 ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐
100 4 GE02918X052 70 44 2X 17.2 9.5 114 113 ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐ ‐
150 6 GE02918X062 100 50 2X 43 10.5 170.5 174 ‐ ‐ ‐ ‐ ‐ ‐ 153 20
1. Also used for Cavitrol III cage removal.
5. If no fluid leaks from the joint, loosen the packing follower (key 29) two turns to relieve the packing compression
load.
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