Materials

No. Part

1 Body

Upper diaphragm

chamber

Lower diaphragm

chamber

Material

SG iron

Steel*

SG iron

Steel*

SG iron

Steel*

SG iron

Brass

Stainless steel*

Stainless steel

Stainless steel

Stainless steel

Stainless steel

Stainless steel*

Steel

Control valves

Self-acting controls

DIN 1693 GGG 40.3

DIN 17245 GSC 25

DIN 1693 GGG 40.3

DIN 17245 GSC 25

DIN 1693 GGG 40.3

DIN 17245 GSC 25

BS 2872 CZ 122

BS 970 431 S29

BS 970 431 S29

BS 970 431 S29

BS 970 431 S29

2

3

4

8

4 Body cap

5 Diaphragm plate

6 Push rod

7 Valve seat

8 Valve head

9 Return spring

10 Lock-nut

11 Diaphragms (2)

19 Gaskets (2)

21

Diaphragm

chamber bolts

22

Diaphragm

chamber nuts

23 Body bolts

24 Body nuts

BS 2056 302 S25

BS 2056 302 S16

7

BS 3692 Gr. 8

6

BS 2870 PB 102 1980

19

9

31

1

Phosphor bronze

Stainless steel*

Stainless steel reinforced exfoliated graphite

Steel

Steel*

Steel

Steel*

Steel

Steel*

Steel

Steel*

Brass

1.4305

Stainless steel

BS 1449 304 S16

30

2

19

23, 24

30 Solenoid valve

31 Internal strainer

Items marked * apply to the DN80 valve size only.

21,22

3

5

10

11

Safety information, installation and maintenance

For full details see the Installation and Maintenance Instructions

(IM-P073-10) supplied with the product.

Installation note:

The valve should be installed in a horizontal pipeline with the direction

of flow as indicated by the arrow on the valve body.

Spare parts

See IM-P073-10.

How to order

Example: 1 off Spirax Sarco DN32 HL17 high limit cut-out flanged

to EN 1092 PN25, fitted with a 110 Vac solenoid.

BS 1449 316 S31

BS 3692 Gr. 8.8

BS 4882 Gr. 2H

BS 3692 Gr. 8

BS 3692 Gr. 2H

BS 4439 Gr. 8.8

BS 4439 Gr. B7

BS 3692 Gr. 8

BS 3692 Gr. 2H

4.5.70

HL17 High Limit Cut-out

TI-P073-11 CH Issue 2

23, 24