Edwards ELD500 Series

D135-10-880C - Contents
Page iv
Service message exhaust oil filter ........................................................................ 74
Parameter save/load ................................................................................................. 75
Load parameter set .............................................................................................. 75
Save parameter set ............................................................................................... 75
Monitoring functions ................................................................................................. 75
Maximum evacuation time ................................................................................... 76
Contamination protection .................................................................................... 77
Pressure limits for vacuum mode. ........................................................................ 77
Pressure limits for sniff mode ............................................................................... 78
Information ..................................................................................................................... 79
Service ....................................................................................................................... 80
Access control ................................................................................................................. 80
Zero ............................................................................................................................ 80
Access to CAL function ............................................................................................... 81
Change menu-PIN ...................................................................................................... 81
Calibration ...................................................................................................................... 81
Introduction ............................................................................................................... 81
The calibration routines ............................................................................................. 82
Internal calibration .................................................................................................... 82
External calibration .................................................................................................... 82
Factor of calibration - range of values .................................................................. 84
Switching off/shutting down .......................................................................................... 85
Maintenance 87
Safety information .......................................................................................................... 87
Maintenance intervals .................................................................................................... 87
Service ............................................................................................................................ 87
Maintenance work .......................................................................................................... 88
Opening of the ELD500 .............................................................................................. 88
Exchanging the filter mats ......................................................................................... 89
Exchanging the oil ...................................................................................................... 89
Oil change .................................................................................................................. 90
Cleaning ..................................................................................................................... 91
Exchanging the fuses ................................................................................................. 91
Exhaust oil filter ......................................................................................................... 93
Turbomolecular pump ............................................................................................... 93
Calibrated leak TL7 ......................................................................................................... 93
Technical data ............................................................................................................ 93
Factory inspection ..................................................................................................... 93
Maintenance kit ordering numbers ........................................................................... 94
Troubleshooting 95
Hints for troubleshooting ............................................................................................... 95
List of errors and warnings ............................................................................................. 95
Waste disposal 105