Instruction Manual

IOM-POSR-1 11
FIGURE 3
MV – MAIN VALVE
POSR-1 & POSR-1-20
ITEM NO. DESCRIPTION
1 Body
2 Loading Chamber
3 Cylinder/Piston Sub as sem bly
3.1 Cylinder
3.2 Piston
4 Body Cap
6 Spring
8 Cylinder Gasket
9 Shield
10 Socket Head Cap Screw
11 Pusher Plate
12 Diaphragm
ITEM NO. DE SCRIP TION
13 Diaphragm Gasket
14 Cap Screw
15 Nut
16 Nameplate
17 Drive Screw
23 Pipe Plug
Not Shown on Drawing
19 Pipe Nipple
20 Tube Fitting
21 Tubing