On ACQUITY systems, pressure is high with column or column inline filter, normal without column - WKB95443
Article number: 95443
SYMPTOMS
- High or erratic system pressure with column in place, with or without inline filter
- Pressure is normal with column removed
ENVIRONMENT
- ACQUITY UPLC
- ACQUITY UPLC Column Heater
- ACQUITY APC
- ACQUITY ARC
CAUSE
Blocked frit
FIX or WORKAROUND
- Replace frit at the column inline filter or column inlet.
- If that doesn't address problem, try a different column.
ADDITIONAL INFORMATION
Installation instructions: https://www.waters.com/waters/support.htm?lid=1851329&type=USRM
id95443, UPAQSM, UPARBQSM, UPARBSMFTN, UPARCH30, UPARHQSM, UPARQSM, UPARSMFTN, UPASMFTN, UPBINARY, UPPDAARCB