4 Troubleshooting and Maintenance Manual
3 CI Troubleshooting
Common CI-Specific Problems 52
Troubleshooting Tips and Tricks 53
Air Leaks 54
Pressure-Related Symptoms 58
Signal-Related Symptoms 62
Tuning-Related Symptoms 70
4 General Maintenance
Before Starting 76
Maintaining the Mainframe 80
Maintaining the Vacuum System 93
Maintaining the Analyzers and Collision Cell 107
Maintaining the GC/MS Interface 115
Maintaining the Electronics 119
5 CI Maintenance
To Minimize Foreline Pump Damage from Ammonia 124
To Replace the Methane/Isobutane Gas Purifier 125
To Clean the Reagent Gas Supply Lines 126
To Refill the CI Calibrant Vial 127
6Vacuum System
Overview 130
Vacuum System Components 131
Common Vacuum System Problems 132
Foreline Pump 133
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