MSFS 2024 · Airliner

ATR 72-600 Startup Checklist

ATR 72-600 Startup Notes

The ATR has no APU, and that shapes the whole start. Instead it uses Hotel Mode: engine 2 is started with the propeller brake engaged, so the turbine spins and supplies electrical power and bleed air while the prop stays stopped. That means the very first engine start happens at the gate, long before pushback. Once you are ready to go, engine 1 is started normally, then the prop brake is released to bring engine 2's propeller to life.

The classic mistake is hunting the overhead for an APU switch that does not exist. The second is prop brake discipline: starting engine 2 without the brake engaged defeats Hotel Mode, and forgetting to release it before taxi leaves the right prop frozen while you add power. Watch the condition levers too; they have their own gates for start and feather, and moving them like jet thrust levers is a quick way to a bad start.

Common mistakes

  • Searching for an APU that the ATR does not have
  • Starting engine 2 without the prop brake engaged
  • Taxiing with the prop brake still set

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