Quattro 2 User's Guide, issue 2. 6666533 - Waters
Quattro 2 User's Guide, issue 2. 6666533 - Waters
Quattro 2 User's Guide, issue 2. 6666533 - Waters
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<strong>Quattro</strong> II<br />
<strong>User's</strong> <strong>Guide</strong><br />
Fault Finding<br />
Introduction 205<br />
The API Source 205<br />
No Beam 205<br />
Unsteady Beam 205<br />
Low Intensity Solvent Ions 206<br />
High Back Pressure 206<br />
Low Pressure 207<br />
The EI/CI Ion Source 207<br />
No Source Current 208<br />
High Source Current 208<br />
Incorrect Emission (Trap) Current 209<br />
Dynamic-FAB 210<br />
The Gas Chromatograph 211<br />
Low Sensitivity 211<br />
Poor Resolution and Peak Shape 211<br />
Vacuum System 212<br />
Poor Vacuum 212<br />
Vacuum Leaks 213<br />
Electronics 214<br />
Ripple 214<br />
Loss of Sensitivity 215<br />
High Noise Levels 216<br />
Fault Finding Check List 217<br />
General Loss of Performance 217<br />
No Beam 217<br />
Unsteady or Low Intensity Beam 218<br />
Reference Information<br />
Positive Ion API 221<br />
Horse Heart Myoglobin 222<br />
Polyethylene Glycol 222<br />
Sodium Iodide and Caesium Iodide Mixture 223<br />
Negative Ion API 224<br />
Horse Heart Myoglobin 224<br />
Mixture of Sugars 224<br />
EI/CI 225<br />
Air 225<br />
Heptacosa (perfluorotributylamine) (FC43) 226<br />
Ultramark 227<br />
Fast Atom Bombardment 228<br />
Caesium Iodide and Rubidium Iodide Mixture 228<br />
Table of Contents
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