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Saturn 2000 GC/MS
Varian Saturn 2000 GC/MS User Manual
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Vari
a
n
, Inc.
2700 Mitchell Drive
Walnut Creek, CA 94598-1675/usa
Satur
n
2000 GC/MS
Hardware Manual
©Varian, Inc. 2
0
02
-2003
Printed in U.S.A.
03-914
978
-00
:
R
ev.
1
2
Table of Contents
Default Chapter
2
Varian, Inc
2
Varian, Inc
3
Table of Contents
34
Functional Description
40
Introduction
40
Technical Specifications
42
Saturn 2000 GC/MS System Performance Specifications
42
Physical Specifications
42
The Gas Chromatograph
42
The Mass Spectrometer
43
Mechanical Assemblies
43
Controls and Indicators
43
Cooling Fans
44
Turbomolecular Pump Vacuum System
46
Turbomolecular Pump Vacuum Manifold
46
Diffusion Pump Vacuum System
48
The Pneumatics Manifold
51
The Transfer Line
52
Ion Trap Assembly
53
Ion Gauge
57
Foreline Pump
58
Electronic Assemblies
58
The Power Input Subsystem and Turbomolecular Pump Controller
60
Main Power Circuit
60
Power Board
61
The RF Generator Assembly
62
The Manifold Electronics Assembly
63
The Data System
65
Computer/Instrument Interface
65
The Computer
65
The Autosampler
65
Chemical Ionization Options
66
Introduction
66
Installing CI Reagent Gas
66
CI Reagent Gas Requirements
67
Setting up the CI Reagent Gas Supply
67
Checking the Reagent Gas Plumbing for Leaks
70
Setting Flows of CI Reagents
70
Default Parameters for Gaseous CI Reagents
71
Default Parameters for Liquid CI Reagents
71
Ion Intensities for Standard CI Reagents
72
Setting CI Gas Pressure in a Diffusion Pump System
72
The Liquid CI Inlet Option
73
Installation of the Liquid CI Inlet
73
Filling/Refilling the Liquid CI Reservoir Bulb
76
Use Polypropylene Caps to Preserve Liquids in Reservoirs
76
Setting Flows of Vapor from Liquid CI Reagents
77
Returning to Gaseous CI Reagent Operation
77
Installing and Using the Multiple CI Module
78
Pre-Installation Checklist
79
Installing the Multiple CI Assembly
79
Cable Connections to the GC External Events Board
84
Adding Liquid CI Reagents to the MCI Module
85
Adding Gaseous Reagents to the MCI Module
85
Adjusting Flows of CI Reagents
86
Setting CI/MS Parameters in the MS Method Editor
90
Adjusting Reagent Flow for each CI Reagent
91
Building GC/MS Methods to Use Different CI Reagents
93
Preparing a Standard GC/EI/MS Method
93
Methods for Single CI Reagents
95
GC/MS Samplelist for Alternating EI/MS and CI/MS Acquisitions
96
Multiple CI Reagents in Consecutive Runs
99
Multiple CI Reagents in the same Run
100
MCI Module Maintenance
102
Handling and Storage of CI Liquids in Reservoir Bulbs
103
Cleaning Reservoir Bulbs
103
Changing a Channel from Liquid to Gas Operation
103
Changing a Channel from Gas to Liquid Operation
105
Leak Checking
106
Cross-Contamination Effects
106
Hints for Successful Operation of the MCI Module
107
System Start-Up and Shutdown
108
Diffusion Pump Shutdown
108
Diffusion Pump Startup
110
Mass Spectrometer Maintenance
112
Periodic Maintenance
112
Checking Foreline Pump Oil Level and Condition
112
Purging Foreline Pump Oil
113
Changing Foreline Pump Oil
114
Flushing
115
Check Cooling Fans Turbomolecular Pump System
115
How to Replace the Turbomolecular Pump
117
Check Cooling Fans Diffusion Pump System
119
Checking the Diffusion Pump Fluid Level and Condition
120
Turning off the Diffusion Pumped Mass Spectrometer
121
Replacing the Diffusion Pump Thermocouple Gauge
122
Replacing the Diffusion Pump Peltier Baffle
123
Cleaning the Diffusion Pump Peltier Baffle
124
Removing the Diffusion Pump
125
Topping off the Diffusion Pump Fluid Level
126
Cleaning the Diffusion Pump
127
Changing the Diffusion Pump Heater
129
Reinstalling the Diffusion Pump
130
Turning on the Mass Spectrometer
132
How to Service the Ion Trap
133
Turn off the Mass Spectrometer
134
Retract/Remove the Transfer Line
134
Remove the Analyzer Assembly
135
Replace the Electron Multiplier
137
Replace the Filament(S)
138
Remove the Ion Trap Oven
139
Cleaning the Trap Components
139
Disassemble the Trap Components
139
Clean the Trap Components
140
Clean Silchrom Ion Trap Electrodes
142
Clean the Two Quartz or Silica Coated Spacers
142
Reassemble the Trap
142
Re-Install the Trap Oven
143
Reposition the Electron Multiplier
144
Re-Install the Analyzer Assembly
144
Install the Transfer Line
144
Close the Vent
145
Turn on the Mass Spectrometer
145
Bake out the Trap
145
Check Ion Trap Operation
146
Fill the Calibration Compound Vial
146
GC Maintenance
148
Overview
148
General GC Maintenance
149
Check and Renew Gas Supplies
149
Leak Check
149
Gas Purifier Replacement
150
Injector Maintenance
152
1079 Injector
153
Remove the Glass Insert
154
Replace the Glass Insert
155
Clean the Glass Insert
156
Deactivate the Glass Insert
157
How to Remove the Capillary Column from the System
158
How to Install a New Capillary Column in the System
160
Troubleshooting
162
How to Isolate a GC or Mass Spectrometer Problem
162
Checking the Data System
162
Checking the GC
162
Checking the Mass Spectrometer
162
How to Troubleshoot Problems with Spectra
163
What to Do if no Spectrum Appears
163
Check for an Open Filament
164
Check the Turbomolecular Pump
164
Check the RF Adjustment
164
Check the Parameter Settings
164
Check the Assembly of the Trap
165
Check the Electronics
165
What to Do if You Experience a Loss of High Mass Peaks
166
What to Do if Part of the Spectrum Is Missing
166
Check the RF Adjustment
166
Check the RF Storage Level
167
Check the Trap Temperature
167
What to Do if the Resolution Is Poor but the Air and Water Levels Are Acceptable
167
Check the Ion Content of the Trap
167
Check the Axial Modulation Setting
168
What to Do if There Is a High Baseline at High Masses
168
What to Do if the Trap Function Calibration Fails after the Calibration Ions Have Been Correctly Identified
169
Check the Electron Multiplier Voltage
169
Check the Cal Gas Pressure
169
How to Check for Leaks
169
How to Establish the Conditions Required to Check for Leaks
169
How to Fix High Water Levels
174
Using a Leak Detection Gas to Troubleshoot for Air Leaks
174
How to Fix a Large Air Leak
175
How to Fix a Small-To-Moderate Air Leak
176
Check GC Connections
176
How to Troubleshoot the GC
177
How to Run the COLTEST Sample
177
Set up the Injector Conditions
177
Set up the Column
177
Set up the Transfer-Line and Trap-Temperature Conditions
178
Set up the Mass Spectrometer Acquisition Method
178
How to Troubleshoot Common Chromatographic Problems
179
Correction of Solvent Tailing or Broadening Problems
180
Correction of Tailing Sample Peaks for Particularly Active Components
180
Correction of Low Response and Severe Tailing with High Boiling Point Compounds
180
Correction of Leading Sample Peaks (Reverse Tailing)
181
Correction of Poor Resolution
181
Lack of Reproducibility of Peak Size
181
Correction of Peak Splitting (Particularly for Low Boilers)
182
Correction of Extra, Unexpected Peaks in the Chromatogram
182
Correction of Retention Time Differences between Runs
182
Troubleshooting of Diffusion Pump System
184
Overview
184
Problems During Startup
184
Problems During Routine Operation
185
Miscellaneous Procedures and Instructions
188
Other Documents
188
Site Requirements
188
Site Preparation
188
Power
188
Quality of Power
190
Operating Environment
191
Temperature
191
Humidity
191
Exhaust System
192
Gas Requirements
192
Helium - GC Carrier Gas
192
Methane, Isobutane - CI Reagent Gases (with CI Option Only)
192
Ammonia - CI Reagent Gas (with CI Option Only)
192
Cryogenics
192
Other Gases
193
How to Install Saturn
193
How to Move Saturn
193
Parts and Supplies
194
Kits, Assemblies, Boards, and Cables
194
Trap Components
195
Pump Spares, Pumps, Pump Conversion Parts
195
Diffusion Pump Spares
196
GC Spares
197
Tools, Test Samples, Etc
197
Additional Saturn Spares
198
CI Parts/Spares
198
Multiple CI Module Parts Lists
198
MCI Module Accessory Kit
199
Open Split Interface
199
Calling Varian Service
200
Other manuals for Varian Saturn 2000 GC/MS
Pre-Installation Instructions
9 pages
4
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Varian Saturn 2000 GC/MS Specifications
General
Brand
Varian
Model
Saturn 2000 GC/MS
Category
Laboratory Equipment
Language
English
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