ZONE TEMP Lights

Illuminated (amber) –

  • CONT CAB indicates a duct temperature overheat or failure of the flight deck primary and standby temperature control
  • FWD CAB or AFT CAB indicates duct temperature overheat.

During Master Caution Light recall:

  • CONT CAB indicates failure of the flight deck primary or standby temperature control
  • Either FWD CAB or AFT CAB indicates failure of the associated zone temperature control
  • Lights will extinguish when Master Caution is reset.

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