Emerson Fisher YD & YS Manuel d'instructions télécharger pdf (Page 26)

Instruction Manual

D100425X012

YD and YS Valves

October 2014

Figure 16. Typical Fisher HIGH-SEAL Graphite ULF

Packing System

39B4153-A

1. FIND NUMBER 219 NOT REQUIRED WITH 3/8 INCH STEM

Figure 17. Typical Fisher ENVIRO-SEAL Packing Sys

tem with PTFE Packing

A6297-1

Figure 18. Typical Fisher ENVIRO-SEAL Packing

System with Graphite ULF P acking

PACKING

RING

(KEY 209)

PACKING

RING

(KEY 210)

PACKING

BOX RING

(KEY 211)

STUD

(KEY 200)

SPRING

PACK

ASSEMBLY

(KEY 217)

HEX NUT

(KEY 212)

PACKING

FLANGE

(KEY 201)

GUIDE

BUSHING

(KEY 207)

PACKING

WASHERS

(KEY 214)

GUIDE

BUSHING

(KEY 208)

39B4612/A

Parts List

Note

Part numbers are shown for recommended spares only. For part

numbers not shown, contact your Emerson Process Management sales

office.

Note

Part numbers for most key numbers are listed in tables which follow.

YD and YS Valve

Key Description Part Number

1 If you need a valve body as a replacement part, order by valve

size, serial number, and desired material

17 Flow Direction Plate, SST

18 Drive Screw, SST (4 req'd)

21 Nameplate

23 Wire

Bonnet for YD and YS

1 Bonnet

If you need a bonnet as a replacement part, order by valve size

and stem diameter, serial number, and desired material.

14 Pipe Plug

16 Pipe Plug (Used With Tapped Extension Bonnet Only)

(not shown)

27 Pipe Nipple (Used with Lubr./Iso. Valve)

*Recommended spare parts

1 2 ... 21 22 23 24 25 26 27 28 29 30 31 32

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Emerson Fisher YD & YS Manuel d'instructions Page 26

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