Cashco DA2 - Positive Differential User Manual

Page 16

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Item No.

Description

1

Adjusting

Screw

3

Bleeder Valve Assembly

4

Spring

Chamber

5

Spring Follower (Button)

6.1

Range

Spring

7**

Diaphragm Lock Nut

8

Upper Diaphragm Pressure Plate

9 Diaphragm

9.1 ***

Diaphragm (Material #1)

9.2 ***

Diaphragm (Material #2)

9.9 ***

Diaphragm TFE Cover

10 **

Lower Diaphragm Pusher Plate

11

Flange

Bolts

* 12

Flange Bolt Nuts

13

Piston-Guide

Bearing

14

Stem

Seals

14.1

Upper Stem Seal

14.2

Middle Stem Seal

14.3

Lower Stem Seal

15

Cage

Seal

16

Wiper

Seal

Item No.

Description

17.1

Wiper

Washer

18

Cage Cap Screws

19

Cage

20

Valve

Plug

21

Seat

Ring

22

Lower Piston Spring (if supplied)

23

Body

24

Lower Guide Bushing

26 Tap Plug (Not Shown)

27 **

Dynamic Side Seal

27.1

TFE Cap Seal

27.2 O-ring

Energizer/Seal

27.3

U-cup with Metal Energizer

27.4 O-ring

Seal

27.5

Piston Ring Seal w/Metal Energizer

32

Internal Sensing Plug (External Sensing Only)

33

Internal Sensing Drilled Plug (Internal Sensing Only)

34

Adjusting Screw O-ring

35

Support Plate (Not Shown)

* Not required on 2" CS & SST Body Material.
** Reference Figure 1 for details of Item #27 - Dynamic Side Seal.
*** Not utilized on metal diaphragm construction.

Figure 5

Composition Diaphragm
(w/Item 27.4 O-ring Seal)

Cashco, Inc.
P.O. Box 6
Ellsworth, KS 67439-0006
PH (785) 472-4461
Fax. # (785) 472-3539
www.cashco.com
email: [email protected]
Printed in U.S.A.

DA2-IOM

Cashco GmbH
Handwerkerstrasse 15
15366 Hoppegarten, Germany
PH +49 3342 4243135
Fax. No. +49 3342 4243136
www.cashco.com
Email: [email protected]

Cashco do Brasil, Ltda.
Al.Venus, 340
Indaiatuba - Sao Paulo, Brazil
PH +55 11 99677 7177
Fax. No.
www.cashco.com
Email: [email protected]

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