2695 Alliance syringe aspirate movement is very slow during injection routine - WKB81143
Article number: 81143
SYMPTOMS
- Syringe aspirate movement (pulling down) is at a very slow rate when withdrawing sample from the vial position
- Syringe dispense movement (pushing up) is at its typical rate
- Purge injector functions as expected
- No errors observed
- Making 50-µL injections using standard 250-µL syringe
- 2695 is run manually with method; sample set and injections are controlled from the local front panel of the module
- No recent changes to the instrument configuration
- No recent changes to local module methods
ENVIRONMENT
- Alliance HPLC System
- 2695 Separations Module
CAUSE
Unknown
FIX or WORKAROUND
- Power-down the Alliance.
- Wait 30 seconds.
- Power-on the Alliance and confirm that it completes its initialization routine without error to reach an Idle state.
- Load local instrument method.
- Confirm that the system is equilibrated.
- Repeat local control injections and verify that the syringe aspirate moves at typical rate.
ADDITIONAL INFORMATION
id81143, 2690, 2690D, 2690DUPGD, 2690UP, 2695, 2695D, 2695DE, 2695DEB, 2695DUP, 2695E, 2695EB, 2695INERT, 2695UP, A-10SSM, ALLCOLCLR, ALLCOLHTR, ALLCOLHTRB