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Chromatographic Symptoms
3
Troubleshooting and Maintenance Guide
35
Retention Times Not Repeatable
•
Replace the septum. (See the
5975T LTM GC/MSD Operation
Manual.
)
•
Check for leaks in the inlet, liner (as applicable), and
column connection. (See
•
Check for sufficient carrier gas supply pressure. The
pressure delivered to the instrument must be at least 40 kPa
(10 psi) greater than the maximum inlet pressure required
at final LTM column temperature.
•
Run replicates of known standards to verify the problem.
•
Verify that you are using the correct liner type for the
sample being injected.
•
Consider if this is the first run. (Has the instrument
stabilized?)
Содержание 5975T LTM GC/MSD
Страница 1: ...Agilent Technologies Agilent 5975T LTM GC MSD Troubleshooting and Maintenance Guide...
Страница 10: ...10 Troubleshooting and Maintenance Guide...
Страница 32: ...32 Troubleshooting and Maintenance Guide 2 Concepts and General Tasks...
Страница 72: ...72 Troubleshooting and Maintenance Guide 3 Chromatographic Symptoms...
Страница 86: ...86 Troubleshooting and Maintenance Guide 5 ALS Symptoms...
Страница 98: ...98 Troubleshooting and Maintenance Guide 7 Instrument Power On and Communication Symptoms...
Страница 108: ...108 Troubleshooting and Maintenance Guide 9 Troubleshooting Tasks...
Страница 150: ...150 Troubleshooting and Maintenance Guide 10 General Maintenance Figure 16 Replacing filaments Filament 1 Filament 2...
Страница 166: ...166 Troubleshooting and Maintenance Guide 10 General Maintenance...
Страница 214: ...214 Troubleshooting and Maintenance Guide 13 Analyzer...
Страница 239: ...Parts 15 Troubleshooting and Maintenance Guide 239 Figure 39 LCP replacement parts LCP assembly and fascia...