ACQUITY UPLC Fails Dynamic Leak Test - WKB242048

SYMPTOMS

• BSM fails Dynamic Leak Test
• QSM fails Dynamic Leak Test

ENVIRONMENT

• ACQUITY UPLC
• ACQUITY UPLC BSM
• ACQUITY UPLC H-Class
• ACQUITY UPLC H-Class Bio
• ACQUITY UPLC I-Class
• ACQUITY UPLC Premier BSM

CAUSE

Failed seals and/or check valves or check valve assembly on primary or accumulator pump

FIX or WORKAROUND

Rebuild pump or pumps, replacing seals and check valves as needed, using the following rebuild kits:

ACQUITY Accumulator Pumphead Rebuild Kit (700004746) (I-Class - 700010584)

ACQUITY i2V Primary Pumphead Rebuild Kit (700004747) (I-Class - 700010583)

ACQUITY Primary Pumphead Rebuild Kit (700004748)

ACQUITY Bio Primary Pumphead Rebuild Kit (700010581)

ACQUITY Bio Accumulator Pumphead Rebuild Kit (700010582)

Ensure clasps are fit tightly around the check valve on the I2V assembly and one isn't loose

ADDITIONAL INFORMATION