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Instruction Manual
D200319X012
Parts Ordering
When corresponding with your
the trip valve serial number which is located on the nameplate. Refer to table 2 for common parts. Contact your
Emerson sales office or Local Business Partner if part numbers are needed.
WARNING
Use only genuine Fisher replacement parts. Components that are not supplied by Emerson Automation Solutions should
not, under any circumstances, be used in any Fisher trip valve. Use of components not supplied by Emerson Automation
Solutions may void your warranty, might adversely affect the performance of the instrument, and could cause personal
injury and property damage.
Parts Kits
Description
Repair Kit
Kit include valve plugs, stems, plug assemblies, and nitrile
diaphragms, O‐rings, and gasket (keys 12, 14, 15, 17, 22,
23, 24, 26, 29, 63, 74, and 89).
Aluminum Construction
Stainless Construction
Parts List
Table 2. Common Parts
KEY
NUMBER
1
Adjusting screw cap
2
Set screw
3
Hex nut
4
Spring case
5
Upper spring seat
6
Spring
7
Cap screw (not shown)
8
Valve guide
9
Spring, seat
10
Spring
11
Diaphragm washer
12
Diaphragm
13
Diaphragm retainer
14
Valve plug
1. Included in Repair Kit
Emerson sales office
Part Number
R377X000012
R377X000032
DESCRIPTION
or Local Business Partner about this equipment, always refer to
QUANTITY
REQUIRED
Aluminum
Plastic
Pl steel
Pl steel
Aluminum
Pl steel
Pl steel
4
Pl steel
Anodized aluminum/TFE
Aluminum
Pl steel
Aluminum
(1)
Nitrile
Fluorocarbon
Anodized aluminum/TFE
(1)
Brass/nitrile
Brass/fluorocarbon
-continued-
377 Trip Valve
MATERIAL
Trip Valve Construction
Stainless Steel
Plastic
S31600 (316 SST)
S31600
CF3M SST casting
(316L SST, cast)
S31600
S30200 (302 SST)
S31600
S31603 (316L SST)
Stainless steel
S30200
Stainless steel
(1)
Nitrile
Fluorocarbon
S31603
(1)
SST/nitrile
SST/fluorocarbon
June 2017
15
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