Repeated source pressure test failures - WKB273700

SYMPTOMS

• Repeated source pressure test failures
• Liquid in exhaust line between trap bottle and exhaust system

ENVIRONMENT

• QDa
• SQD2
• Xevo TQD
• Xevo TQ MS
• Xevo TQ-S
• Xevo TQ-XS
• Xevo TQ-S micro
• Xevo TQ Absolute
• Xevo G2
• Xevo G2-S
• Xevo G2-XS
• Xevo G3
• SYNAPT G2
• SYNAPT G2 Si
• SYNAPT G3
• Vion
• Cyclic IMS
• MRT

CAUSE

Poor exhaust system

Liquid leaks back into the trap bottle, causing the valve to fail to close.

FIX or WORKAROUND

1. Improve the pull of exhaust system.
2. To catch liquid, install an extra trap bottle (700002682) between the source trap bottle and the exhaust system. 

ADDITIONAL INFORMATION