Poor reproducibility in Atmospheric Pressure Chemical Ionization (APCI) mode - WKB24884
Article number: 24884
SYMPTOMS
- Poor reproducibility in APCI mode
- Corona current fluctuates between 2 and 10 µA (set point 4 µA)
ENVIRONMENT
- Xevo TQ-S
CAUSE
Dirty corona pin
FIX or WORKAROUND
- Remove the corona pin.
- Clean the corona pin with a mildly abrasive pad, such as Scotch Brite, under running water.
- Dry thoroughly.
- Reinstall the corona pin, ensuring that it is at the same angle as previously.
ADDITIONAL INFORMATION
id24884, XEVOTQS, XEVOTQSIVD, XEVTQSMIVD