Download Operating Instructions Automatic Pump Recirculation Valve

1 General Information
1.6
Sectional drawings
The sectional drawings below show examples of the basic construction of valves.
1.6.1 Sectional drawing example of PSG-N Type 75 and 75-K
Both Type 75 and 75-K are mounted in a cast, straight-way type, 3 flange body.
Image 1:
Position
1
2
3
3
4
6
7
10
11
20
Designation
Body
Bypassflange
cover
Start-up flange
seat
(streched/armour plated)
Check valve*
spring *
Bypass bushing*
Non-return valve
Orifice plate
Valve Series Type 75, 75-K
Position
21
22
30
31
50
Designation
Orifice plate
Orifice plate
Stud bolt
Hexagon nut
Sealing *
53
55
70
Sealing
Sealing
Retaining ring
* = spare parts
Table 1:
Parts list for image 1
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