- Sample Pressure Low error
- Low sensitivity when running injections
- ACQUITY UPLC Sample Manager - Fixed Loop
- ACQUITY UPLC I-Class System
- ACQUITY UPLC I-Class - Fixed Loop Sample Manager
FIX or WORKAROUND
- Replace needle.
- Calibrate the needle's Z axis.
- Characterize the needle seal.
- Characterize needle and loop volumes.
Instrument was on a lob sided table, when moved to a flat table the characterizations were off center. This had caused needle to become damaged
700005923 10uL peek needle, 700005924 10uL steel needle