High Exhaust Pressure error - WKB12414

SYMPTOMS

• "Warning: High exhaust pressure trip" message
• "Warning: Source exhaust pressure too high" message

ENVIRONMENT

• ACQUITY QDa Mass Detector
• ACQUITY TQD system
• TQ Detector
• Xevo TQ Absolute 
• Xevo TQ MS
• Xevo TQD
• Xevo TQ-S
• Xevo TQ-S micro
• Xevo TQ-XS

CAUSE

Kink or blockage in the exhaust tubing.

FIX or WORKAROUND

1. Clear any blockages from the exhaust tubing.
2. Check that the tubing did not loose contact to the elbow.
3. Ensure that there are no kinks.
4. Keep the exhaust tubing as short as possible.
5. Ensure that the source exhaust line must be connected to either a laboratory fume hood or to an active exhaust system and that the pressure at the outlet never exceeds atmospheric pressure (i.e. slight negative pressure on extract).

ADDITIONAL INFORMATION