Agilent 1200 Series Autosampler Reference Manual
95
Troubleshooting and Test Functions
3
Troubleshooting
If the autosampler is unable to perform a specific step due to a hardware
failure, an error message is generated. You can use the injector steps to do the
injection sequence, while observing how the instrument responds.
summarizes the injector steps, and lists the associated error messages and
probable causes of step failures.
Table 12
Step Failures
Step Function
Probable Failure Modes
Bypass
Valve already in bypass.
Valve not connected.
Defective injection valve.
Plunger Home
Defective or dirty sensor on the sampling-unit flex board.
Defective metering-drive motor.
Needle Up
Needle already in the upper position.
Defective or dirty sensor on the sampling-unit flex board.
Sticking needle-arm assembly.
Defective needle-drive motor.
Vial to Seat
No vial in selected position.
Vial already in seat position.
Defective transport assembly motors.
Sticking transport assembly.
Defective gripper assembly.
Gripper not aligned (see
Draw
Sum of all draw volumes exceeds 100µl.
Defective metering-drive motor.
Needle Up
Needle already in the upper position.
Needle already in the upper position.
Defective or dirty sensor on the sampling-unit flex board.
Sticking needle-arm assembly.
Defective needle-drive motor.
Summary of Contents for 1200 series
Page 1: ...A Agilent 1200 Series Standard and Preparative Autosamplers Reference Manual ...
Page 12: ...12 Agilent 1200 Series Autosampler Reference Manual Contents ...
Page 42: ...42 Agilent 1200 Series Autosampler Reference Manual 1 Installing the Autosampler ...
Page 104: ...104 Agilent 1200 Series Autosampler Reference Manual 3 Troubleshooting and Test Functions ...
Page 174: ...174 Agilent 1200 Series Autosampler Reference Manual 4 Repairing the Autosampler ...
Page 198: ...198 Agilent 1200 Series Autosampler Reference Manual 5 Parts and Materials ...
Page 232: ...232 Agilent 1200 Series Autosampler Reference Manual 7 Introduction to the Autosampler ...
Page 277: ......