Source heater does not reach setpoint temperature - WKB17222

SYMPTOMS

• The source heater does not heat above a programmed temperature
• Error message: Source temperature fails to settle
• Desolvation heater is reaching temperature
• Source temperature may appear to rise very slowly

ENVIRONMENT

• Xevo TQD
• Xevo TQ MS
• Xevo TQ-S
• Xevo G2 QTof
• SQ Detector 2 (SQD2)
• SYNAPT G2

CAUSE

Faulty cartridge heater

FIX or WORKAROUND

1. Place the system in standby.
2. As a safety precaution, turn off the source heater.
3. Replace the cartridge heater (700004332).

ADDITIONAL INFORMATION