Agilent Technologies 1260 Infinity II - Sampler Error Messages; Defective Gripper Assembly; Valve Failed

136 Agilent 1260 Infinity II Preparative Autosampler User Manual
8 Error Information
Sampler Error Messages
Sampler Error Messages
Defective Gripper Assembly
Valve Failed
Error ID: 34219, 34220
The injection valve failed to switch to the mainpass position.
The switching of the injection valve is monitored by two microswitches on the
valve assembly. The switches detect the successful completion of the valve
movement. If the valve fails to reach the mainpass position, or if the
microswitch does not close, the error message is generated.
Probable cause Suggested actions
1 Mechanical obstruction.
Ensure unobstructed movement of the
transport assembly.
2 High friction in the transport assembly.
Exchange the sample transport assembly.
3 Defective motor assembly.
Exchange the sample transport assembly.
4 Defective sample transport assembly flex
board.
Exchange the sample transport assembly.
5 Defective main board.
Exchange the main board.
Probable cause Suggested actions
1 Defective injection valve.
Exchange the injection valve.
2 Defective main board.
Exchange the main board.