nanoACQUITY/M-Class pump H/W overpressure - WKB94451
Article number: 94451
SYMPTOMS
- Pump hardware overpressure warning stops flow during injection
- Dynamic leak tests successful on A and B pumps
ENVIRONMENT
- nanoACQUITY UPLC
- ACQUITY UPLC M-Class
CAUSE
Capillary tubing between the flow control module and the injection valve is blocked. Possible over tightening of the fittings
FIX or WORKAROUND
Replace the blocked capillary tubing.
ADDITIONAL INFORMATION
Tubing, Capillary w/Frit 25u x 18" (# 430002242) - 700011205
id94451, DLT, UPMASM, UPMBSM, UPMSMFL, UPNAYXPMP, UPNSAMMGR, UPNSOLMGR