Loss of prime on Alliance 2695 when running a gradient method - WKB6212
Article number: 6212
SYMPTOMS
- Loss of prime
ENVIRONMENT
- Alliance HPLC System
- 2695 Separations Module
- 2695D Dissolution Separations Module
- 2795 Separations Module
CAUSE
Running above 2 mL/minute
FIX or WORKAROUND
- Replace the GPV tubing with the High-flow GPV inlet tubing (WAT270968) when running at 2 mL/min or higher.
ADDITIONAL INFORMATION
WAT270986 2690 GPV - PRIMARY HD TUBE (.030 SS) Standard Flow SS tubing in black Teflon tubing
WAT270976 2690 LO FLOW IN TUBE (.020 SS)
WAT270968 2690 HIGH FLOW INLET TUBING (.040 SS)