Cashco 2171 - Manual (Page 7)

IOM-1171/2171 7
MODEL 1171
Figure 2: Option -5 Cryogenic, Model 1171,
Metal Seat Design
Option –20, Dome Loaded
Option –22 Panel Mounting (handwheel
portion is same for Option -2 Handwheel)
Spring Chamber Thread
3/4"-16 UNF-2A
Figure 1: Basic Model 1171 with
Metal Seat Design
I
Repair
Item No. Description Kit B
1 Body
2 Spring Chamber
3 Pressure Plate
4 Spring Button
5 Adjusting Screw or
Handwheel Assy
6 Lock Washer
7 Pressure Plate Nut
8 Adjusting Screw Lock Nut
9 Nameplate
10 Diaphragm(s) ††
11 Diaphragm Gasket(s) ††
12 Piston ††
13 Piston O-ring ††
14 Seat O-ring ††
15 Seat Screw ††
16 Range Spring
17 Handwheel
18 Mounting Nut
Composition Seat Design
(NOTE: Mount in Horizontal line with
Adjusting Screw down as shown.)
1
13
11
7
16
9
5
8
4
2
6
3
10
12
14
15
13
12
3
2
7
8
4
2
6
3
10
12
1
13
11
7
16
9
5
vent
1/8" (DN6) Drain Hole