I-Class BSM: Pump A over pressure. - WKB83369
Article number: 83369
SYMPTOMS
- Pump over pressure limit >18000 psi.
- Issue remains when column remains.
- No pressure when port active preheater (APH) removed from injection valve.
ENVIRONMENT
ACQUITY UPLC I-Class
CAUSE
Blocked APH.
FIX or WORKAROUND
Replace APH (205001757 ACQUITY I-Class APH, SS, 12.5 LG - PLUS).
ADDITIONAL INFORMATION
id83369, UPBINARY, UPBINARY, UPBSM+, UPIBSM, UPIBSM, UPIBSM+, UPIBSM+, UPISMFL, UPISMFL+, UPISMFTIVD, UPISMFTN, UPISMFTN+, UPPBSM