Cashco DA1 - Manual (Page 15)

15 IOM-DA1
Item No. Description
1 Adjusting Screw
2 Adjusting Screw Lock Nut
4 Spring Chamber
5 Spring Follower (Button)
6 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
27.6 Piston Ring Energizer
32 Internal Sensing Plug (External Sensing Only)
33 Internal Sensing Drilled Plug (Internal
Sensing Only)
* Not required on 2" CS & SST Body Material.
** Reference Figure 1 for details of Item #27 - Dynamic Side Seal
Not Shown:
Item 66. Lays fl at on top of item 8, only used when I.D. of spring, item 6,
is too small to slip over item 7.
Model DA1
Composition Diaphragm
(w/Wiper Seal)
24
20
21
19
14.2
18
14.1
10
9
8
7
2
4
1
5
6
13
11
32 33
12
15
27
16
17.1
14.3
23