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Waters

No Xevo TQ-S signal during infusion - WKB31657

Article number: 31657

SYMPTOMS

  • No signal at all during infusion
  • Isolation valve is open
  • No spray from capillary

ENVIRONMENT

  • Xevo QTof
  • Xevo G2-XS
  • Xevo G2-S
  • Xevo G2
  • Xevo TQ-S
  • Xevo TQD
  • Xevo TQ MS
  • XevoTQ-S micro
  • Xevo TQ-XS

CAUSE

The syringe pump was not purged correctly.

FIX or WORKAROUND

  1. Verify that the wash PEEK tube is completely submerged in solvent.
  2. Purge the syringe pump from the Tune page: Setup > Wash fluidics at least 10 times.
  3. Verify that the wash solvent flows up from the waste line during purge.
  4. Verify that the signal is present during infusion.

ADDITIONAL INFORMATION

 

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