B722-40-880 Issue F
Page 64 © Edwards Limited 2013. All rights reserved.
Edwards and the Edwards logo are trademarks of Edwards Limited.
Service, spares and accessories
7.3.2 Inlet strainer
The EXT75iDX and EXT255iDX pumps are supplied with an inlet strainer for the interstage port. The Item Number for
a replacement inlet strainer is given below.
7.3.3 Inlet flange seals
DX pumps are supplied with an inlet seal. The Item Numbers of replacement seals are given in Table 28.
7.4 Accessories
7.4.1 Installation
The accessories available for use with the DX pumps are described in the following section. Figure 12 shows how the
accessories are fitted to the pump.
7.4.2 ACX air cooler
An ACX air cooler can be fitted to the DX pump. Refer to Section 3.9 to check the suitability of air cooling in a
particular application.
7.4.3 WCX water cooler
A water cooler can be fitted to the DX pump. Refer to Section 2.5 to check the suitability of the cooling water supply.
Flange Size Inlet Screen
DN25ISO-K A223-05-067
Table 28 - Inlet flange seals
Flange size Inlet flange seal Item number
DN63ISO-K ISO63 trapped O-ring (fluoroelastomer) B271-58-170
DN40NW DN40NW Co-seal (fluoroelastomer) B271-58-453
DN100ISO-K ISO100 trapped O -ring (fluoroelastomer) B271-58-171
DN63CF 63CF copper compression gasket (pack of 5) C081-00-003
DN100CF 100CF copper compression gasket (pack of 5) C082-00-003
Air Cooler Item Number For use with
ACX75 B580-53-075 EXT75DX
ACX250H B580-53-160 EXT255DX
Water Cooler Item Number
WCX500 water cooling kit B736-00-121
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