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ACQUITY QDa Mass Detector critical readback failure error - WKB76490

Article number: 76490

SYMPTOMS

ACQUITY QDa Mass Detector critical readback failure error

ENVIRONMENT

ACQUITY QDa Mass Detector

CAUSE

Vacuum effecting signal when running diagnostics due to clogged aperture.

Low Vacuum power 35% causing MS log to show fail on Vacuum tolerance because of partially clogged or dirty aperture.

FIX or WORKAROUND

Replace aperture.

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