Design
4.2 Pressure retaining valve
* graphic
identification for
pressure
reduction (-) or
pressure increase
(+)
14
13
1
Cap
Locking nut
2
3
Spindle/adjusting screw
4
Spring retainer
5
Bonnet assembly (top part)*
6
Inner spring
7
Outer spring
Diaphragm, O-rings, diaphragm washer, inner body and piston constitute the
cartridge.
30
8
Pressure piece
Retaining ring
9
10
Diaphragm
11
Piston
12
Body
13
O-rings
14
Inner body
Instruction manual
1
2
3
4
5
6
7
8
9
10
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12