D396-14-880 Issue J
Page ii © Edwards Limited 2008. All rights reserved.
Edwards and the Edwards logo are trademarks of Edwards Limited.
Contents
4.4 Operation with high inlet pressure ...................................................................................34
4.5 Operation with high pump temperature ............................................................................34
4.6 The hours counter (EXC300 only) .....................................................................................35
4.7 Normal shutdown .......................................................................................................35
4.8 Automatic shutdown after Fail condition ...........................................................................36
4.9 Reset the Controller after Fail condition ...........................................................................36
4.10 Electrical supply failure ...............................................................................................36
5 Maintenance ..................................................................................... 37
5.1 Safety .....................................................................................................................37
5.2 Replace a fuse ...........................................................................................................37
5.2.1 Introduction .............................................................................................................37
5.2.2 Replace the electrical supply fuse ...................................................................................37
5.2.3 Replace the bakeout band fuse (EXC120/300/300M only) ........................................................37
5.3 Fault finding .............................................................................................................38
5.4 Clean the Controller ....................................................................................................38
6 Storage and disposal ........................................................................... 39
6.1 Storage ...................................................................................................................39
6.2 Disposal ...................................................................................................................39
7 Spares and accessories ......................................................................... 41
7.1 Introduction .............................................................................................................41
7.2 Spares .....................................................................................................................41
7.3 Accessories ...............................................................................................................41
7.3.1 Pump-to-controller cable ..............................................................................................41
7.3.2 BX bakeout band (EXC120/300/300M only) .........................................................................42
7.3.3 TAV vent-valve ..........................................................................................................42
7.3.4 ACX air-cooler ...........................................................................................................42
7.3.5 Active vacuum gauges ..................................................................................................43
8 Engineering diagrams .......................................................................... 45
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