Shutdown

CHANGEOVER TO EXTERNAL POWER

When parked at ramp:

  • Place external power switch on.

  • Select essential power and ac power to EXT PWR.

ENGINE SHUTDOWN

Operate engines at idle RPM for 1 minute before shutdown. Move start levers to CUTOFF, and check that EGT drops, indicating clean shutdown.

FLIGHT TERMINATION

  • Place the ground venturi switch to NORMAL after the first cabin door is open.

  • Turn off all cockpit lights excecpt dome and fluorescent lights.

  • Place DC METERS selector to ESS TR.

  • Place all engine bleed air switches to OPEN position.

  • Check radio switch off

  • Close both air conditioning pack switches after Secure Cockpit checklist completed

  • If APU is in use, let it run for approximately two minutes with no air load before shutdown.

  • After APU shutdown turn battery switch off.

  • Place EXTERNAL POWER selector to GRD SERVICE.

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