Control systems Pressure reducing/surplussing valves
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Spare parts for the DN25 to DN50 valves The spare parts available for sizes DN25 to DN100 valves are detailed below. No other parts for these sizes are supplied as spares. Available spares Coupling A Diaphragm set B , C Diaphragm and sealing washer. Needle bearing D Sealing bellows set Sealing bellows assembly, sealing bellows gasket: - Clamp plate gasket DN65 to DN100. E , F , X Control spring(s) I Seat/head set DN25 to DN50 Seat, seat gasket, head, self-locking nut,head seal and bonnet gasket. J, K, L, W, H, G Balancing bellows set DN25 to DN50 Balancing bellows assembly, balancing bellows gasket,bonnet gasket, head seal, sealing bellows gasket. N , M , G , H , F Gasket set DN25 to DN50 Sealing bellows gasket, bonnet gasket, seat gasket, balancing bellows gasket. F, G, K, M Actuator spindle guide assembly Spindle guide, bearing bush, spindle seal 'O' ring, housing seal 'O' ring and circlip. P, R, S, T, V
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How to order spares 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.
W
K J
L H
How to fit spares For full fitting instructions see the Installation and Maintenance Instructions supplied with the spare(s).
G
M
N
I
E
F
D
A T S P R
V
C
B
DN25 to DN50
TI-P206-01 CTLS Issue 13
Page 11 of 13
DEP4 Cast Steel Excess Pressure Valve
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