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High vacuum error for ion guide region - WKB1543

Article number: 1543

SYMPTOMS

  • System status error: High vacuum error for Ion guide region
  • Error came after source maintenance
  • Ion guide Pirani readback = 3.5 e-3 (normally = 5 e-5)
  • With isolation valve closed, pressure drops to under 9e-5
  • With isolation valve open, pressure rises back to 4 e-3

ENVIRONMENT

  • Xevo TQ-S

CAUSE

Damaged sample cone O-ring

FIX or WORKAROUND

  1. Replace the sample cone O-ring (700004321).

ADDITIONAL INFORMATION

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