Waters Xevo TQD Overview And Maintenance Manual page 18

4 Maintenance Procedures ...................................................................... 81
Maintenance schedule ...................................................................................... 83
Spare parts .......................................................................................................... 85
Troubleshooting with Connections INSIGHT ............................................. 86
Safety and handling .......................................................................................... 87
Preparing the instrument for operations on or inside its source .......... 88
Removing and refitting the source enclosure ............................................. 90
Removing the source enclosure from the instrument ...................................... 90
Fitting the source enclosure to the instrument................................................ 92
Installing and removing the corona pin ....................................................... 93
Installing the corona pin in the source ............................................................. 93
Removing the corona pin from the source ........................................................ 95
Operating the source isolation valve ............................................................ 96
Removing O-rings and seals ............................................................................ 99
Cleaning the instrument case ....................................................................... 100
Emptying the exhaust trap bottle ................................................................ 100
Gas ballasting the roughing pump .............................................................. 102
Gas ballasting a pump fitted with a screwdriver-operated gas
ballast valve ............................................................................................... 103
Gas ballasting a pump fitted with a handle-operated gas ballast valve ...... 105
Checking the roughing pump oil level ........................................................ 106
Adding oil to the roughing pump ................................................................. 106
Cleaning the source components ................................................................. 108
Cleaning the sampling cone assembly ........................................................ 109
Removing the sampling cone assembly from the source ............................... 109
Disassembling the sampling cone assembly................................................... 111
Cleaning the sample cone and cone gas nozzle .............................................. 114
Assembling the sampling cone assembly........................................................ 116
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