How to recover from Nitrogen gas Failure / Source Pressure Test Failure - WKB80730

SYMPTOMS

“Nitrogen gas Failure” appears in Xevo series MS or TOF system

ENVIRONMENT

• Xevo TQ MS
• Xevo TQD
• Xevo TQ-S
• Xevo TQ-S cronos
• Xevo TQ-S micro
• Xevo TQ-XS
• Xevo G2-S
• Xevo G2-XS
•  Xevo G3

CAUSE

Unstable nitrogen supply

FIX or WORKAROUND

1. First, make sure that the power of the nitrogen generator is turned on and that the N2 gas supply is ON.
   * It is not necessary to do everything from ① to ④. If you have tried ① and it doesn’t recover, then try ② and after.
2. ① From the Tune page, select Gas menu > Reset Nitrogen Failure.
3. ② If the word "Please Purge " appears in the Status column, click the Purge Line button.
4. (3) From the Tune page, select the Gas menu > Run Source Pressure Test (equals to open and close the source enclosure). 3-1. Check that the two clear thick tubes on the back of the MS are not broken or missing. 3-2 Check that the three O-rings on the rear of the source enclosure door while opening are not floating or firmly seated. 3-3 Check that your probe is firmly attached to the probe adjuster (the pedestal).
5. ④ From the Tune page, select Gas menu > Override Source Pressure Test.

ADDITIONAL INFORMATION

Related article: Nitrogen gas failure on Xevo TQ MS - WKB77409

Click here for detailed instructions.