System overpressure on ACQUITY CM-A - WKB78941
Article number: 78941
SYMPTOMS
- When flowing through column 1 on the CM-A, the system overpressures
- No issue when flowing through column 2 or bypass
ENVIRONMENT
- ACQUITY UPLC Column Manager
- ACQUITY UPLC I-Class
- ACQUITY UPLC Column Manager
CAUSE
Clog in the column valve
FIX or WORKAROUND
Replace the Column Manager switching valve.
ADDITIONAL INFORMATION
- Valve Cartridge, Rotary Shear, SS (# 700005438)
- Valve Cartridge, Rotary Shear, TI (# 700005461)
- Valve Cartridge, Rotary Shear, 2D Systems (# 205000952)
- Valve Cartridge, Rotary Shear (# 700008871)
id78941, A-30MCM, UPCMA, UPCMAIVD, UPIBSM, UPIBSM+, UPISMFL, UPISMFL+, UPISMFTIVD, UPISMFTN, UPISMFTN+, UPPCMA, UPQSM, UPQSM+, UPQSMBIO, UPQSMBIO+, UPSMFTN, UPSMFTN+, UPSMFTNB+, UPSMFTNBIO