No peaks observed, pump B primary is flat-lining with ACQUITY I-Class - WKB89796
Article number: 89796
SYMPTOMS
- No peaks observed
- Flow lacking or pulsating from pump B vent line when priming
- Pump B primary fails to compress when performing dynamic leak test
ENVIRONMENT
- ACQUITY UPLC I-Class
- ACQUITY UPLC I-Class PLUS
CAUSE
Primary check valve cartridge failed.
FIX or WORKAROUND
Replace the the primary check valve cartridge (700004139) and perform the dynamic leak test.
ADDITIONAL INFORMATION