Fisher D4 User Manual

Instruction Manual
D103042X012
D4 Valve
July 2015
14
WARNING
Use only genuine Fisher replacement parts. Components that are not supplied by Emerson Process Management should
not, under any circumstances, be used in any Fisher valve, because they may void your warranty, might adversely affect the
performance of the valve, and could cause personal injury and property damage.
Repair Kits
Note
All repair kits are supplied with hydrogenated nitrile bonnet O‐ring. FKM
(fluorocarbon) bonnet O‐ring must be ordered separately when
required.
Description Part Number
* Packing Repair Kit
Includes key numbers 4, 8, 12 (2 req'd),
13, and high performance fluorinated grease RD4X0000012
* Actuator Repair Kit
Includes key numbers 4, 8, 12 (2 req'd), 13,
15, 18, 19, 20, 25, 26, 36, 53, and
high performance fluorinated grease RD4X0000022
Parts List
Note
Contact your Emerson Process Management sales office
for Part
Ordering information.
Key Description
1 Valve Body
2* Valve Plug
S41000 / S41600 HT
S17400 H1150 Dbl
Tungsten Carbide
3* Seat Ring
S17400 H1150 Dbl
Tungsten Carbide
4* Groove Pin
5 Bonnet
6 Hammer Nut
7 Spring Pin
8* Bonnet O‐ring
Hydrogenated Nitrile
FKM
Key Description
9* Seat Ring Gasket
10 Packing Retainer
11 Belleville Springs, 5 req'd
12* Anti‐Extrusion Washer, 2 req'd
13* Packing Set
14 Packing Spacer
15* Diaphragm
16 Nameplate
17 Drive Screw
18* Casing O‐ring
19* Stem O‐ring
20* Bonnet Bushing
23 Upper Casing Assembly
25* Actuator O‐ring
26* Adjusting Stem Bushing (spring‐to‐open only)
27 Spring Case Assembly
28 Lower Spring Seat
29 Upper Spring Seat
30 Spring
Spring‐to‐Close, Light Rate
Spring‐to‐Close, Heavy Rate
Spring‐to‐Open, Light Rate
Spring‐to‐Open, Heavy Rate
31 Adjustment Screw or Stem
32 Travel Indicator
34 Vent Assembly
36* Cotter Pin (spring‐to‐open only)
37 Pipe Plug
38 Cap Screw
39 Lower Casing
40 Diaphragm Plate
41 Diaphragm Washer
42 Hex Nut
43 Lockwasher
44 Adjustment Screw Nut
45 Cap Screw
46 Hex Nut
47* Valve Stem
S20910, Reverse Acting
S20910, Direct Acting
48 Upper packing spacer
49 Lubricant (lithium grease)
51 Drive Screw
53* Actuator Stem O‐ring (spring‐to‐open only)
54 Lubricant (anti‐seize)
55 Spring Setting Label (not shown)
56 High Performance Fluorinated Grease
Packing Lubricant
*Recommended spare parts

Fisher D4 Specifications

General

Enclosure Rating	NEMA 4X, IP66
Input Signal	4-20 mA
Temperature Limits	-40 to 85°C (-40 to 185°F)
Input Voltage	18-30 VDC
Communication Protocol	HART