A730-01-880 Issue E
Page ii © Edwards Limited 2007. All rights reserved.
Edwards and the Edwards logo are trademarks of Edwards Limited.
Contents
5.7 Test the motor condition ..............................................................................................22
5.8 Fault-finding .............................................................................................................22
5.8.1 The pump has failed to start or has stopped .......................................................................22
5.8.2 The pump has failed to achieve the required performance ......................................................22
5.8.3 The pump is noisy .......................................................................................................23
5.8.4 The pump surface temperature is high ..............................................................................23
5.8.5 The pumping speed is poor or if pump down time is too long ...................................................23
6 Storage and Disposal ........................................................................... 25
6.1 Storage ...................................................................................................................25
6.2 Disposal ...................................................................................................................25
7 Service, Spares and Accessories .............................................................. 27
7.1 Introduction .............................................................................................................27
7.2 Service ....................................................................................................................27
7.3 Accessories ...............................................................................................................27
7.3.1 Electrical cables ........................................................................................................27
7.3.2 Silencer ...................................................................................................................27
7.3.3 Gas ballast adaptor .....................................................................................................27
7.3.4 Solenoid operated pipeline valves ...................................................................................28
7.3.5 Tip seal and exhaust valve service kit ...............................................................................28
Index .............................................................................................. 29
Illustrations
Figure Page
1 XDS35i scroll pump ...................................................................................................... 3
2 Performance characteristics ........................................................................................... 6
3 Installation drawing ....................................................................................................11
4 Logic interface schematic .............................................................................................18
5 Inlet strainer assembly .................................................................................................20
6 Gas ballast control assembly ..........................................................................................21