1

Seal cap

15

2

O-Ring

16

3

Spring compressor

17

4

Washer

18

5

Screws

19

6

Vent cap

20

7

Upper cover

21

8

Plastic Washer

22

9

Safety diaphragm

23

10 Calibrated nozzle

24

11 Washer

25

12 Disc

26

13 Compensation diaphragm

27

14 Upper Bush

28

Disc

Working diaphragm

Lower bush

Cap

O-Ring

Body

Sensing Tube

Shaft

Seal washer

Shaft-Insert Assembly

Spring

Nut

Gasket

Cover

43

44

45

46

47

48

49

50

51

52

53

54

O-Ring

Insert

Cap

Screws

Washer

Spring UPSO Min

Insert

Spring OPSO Max

Spring compressor UPSO

Spring compressor

O-Ring

Seal Cap

Dimension

wEIGHT (kgs)

1 1⁄4”

4,57

1 1⁄2”

2”

4,4

238 mm

223 mm

1

3

7

8

13

16

18

39

30

36

22

6

9

17

4

1

28

2

1

20

34

50

52

51

O-Ring

Release button

Spring

Fitting

O-Ring

Body

O-Ring

Reset knob

Seeger

O-Ring

Release shaft

Levers assembly

Spring

Shaft-membrane Assembly

49

29

30

31

32

33

34

35

36

37

38

39

40

41

42

54

42

40

45

48

4,52

14

15

1

9

7

m

m

4

1

5

m

m

89