92 1100 Series Nano Pump Service Manual
2 Troubleshooting and Test Functions
Basic System Troubleshooting
In this troubleshooting guide, you will find a Possible Causes/Suggested
Actions approach to troubleshooting and correcting certain capillary LC
system problems.
The problems are categorized by the following symptoms:
System Pressure Abnormally Low 93
System Pressure Abnormally High 94
EMPV failed to initialize (micro mode only) 95
Unstable column flow and/or system pressure 96
Poor peak shape 98
Failure to produce peaks, or abnormally small peaks, after injection 99
Wandering Detector Baseline 100
User interface displays error messages for specific modules 101
This troubleshooting guide deals with systemic problems of the capillary LC. For detailed
diagnostic, troubleshooting and repair information on specific LC modules (status
indicators, error messages, diagnostic tests, etc.), refer to the Reference Manual supplied
with the specific LC module.
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