Fire Protection

Engine Fire "T" Handles on overhead centre panel - all crew members can reach these.

       Pulling engine fire handle will::
  • Arm fire bottle discharge buttons,
  • Close engine fuel shutoff valve
  • Close hydraulic supply valve to EDP,
  • Energize EDP depressurizing solenoid,
  • Trip generator field and GB
  • Close engine bleed air valve.

APU Panel with Fire Handle

Pulling APU fire handle will:

  • Electrically shutdown APU,
  • Arm bottle discharge button,
  • Silence right wheel well warning horn,
  • Close main fuel valve,
  • Close APU door,
  • De-power both AC and DC fuel pumps