Control valves

Pressure reducing/surplussing valves

Spare parts for the DN25 to DN100 valves

The spare parts available for sizes DN25 to DN100 valves are

detailed below. No other parts for these sizes are supplied as

spares.

K

J

G

I

E

F

D

W

L

H

M

N

Available spares

Coupling

A

Diaphragm set

Diaphragm and sealing washer.

Needle bearing

Sealing bellows set

Sealing bellows assembly, sealing bellows gasket:

- Clamp plate gasket DN65 to DN100.

Control spring(s)

Seat/head set DN25 to DN50

Seat, seat gasket, head, self-locking nut,

head seal and bonnet gasket.

Head set DN65 to DN100

Head, head seal, self-locking nut, bonnet gasket

and balancing bellows gasket.

B, C

D

E, F, X

I

Balancing bellows set DN25 to DN50

N, M, G, H, F

Balancing bellows assembly, balancing bellows gasket,

bonnet gasket, head seal, sealing bellows gasket.

Balancing bellows set DN65 to DN100

N, M, G, H

Balancing bellows assembly, balancing bellows gasket,

bonnet gasket and head seal.

Gasket set DN25 to DN50

Sealing bellows gasket, bonnet gasket, seat gasket,

balancing bellows gasket.

Gasket set DN65 to DN100

Sealing bellows gasket, bonnet gasket,

balancing bellows gasket and clamp plate gasket.

Actuator spindle guide assembly

Spindle guide, bearing bush, spindle seal 'O' ring,

housing seal 'O' ring and circlip.

Always order spares by using the description given in the column

headed ‘Available spares’ and state the size and type of valve.

Example: 1 - Gasket set for a DN25 DEP4B1 excess pressure valve.

How to fit spares

4.6.60

How to order spares

For full fitting instructions see the Installation and Maintenance

Instructions supplied with the spare(s).

X

F

TI-P206-01 CH Issue 12

DEP4 Cast Steel Excess Pressure Valve

Page 7 of 8

DN65 to DN100

J, K, L, W, H, G

L, H, W, G, M

F, G, K, M

F, G, M, X

P, R, S, T, V

R

P

V

T

A

S

C

L

G

I

E

D

R

V

DN25 to DN50

B

W

H

M

N

F

T

A

S

C

B

DN65 to DN100

P