Ditching
Condition: Airplane ditching and evacuation are needed.
Preparation
- Step 1: Plan to jettison fuel as needed to reduce VREF speeds.
- Step 2: Checklist Complete Except Deferred Items
Below 5,000 feet
- GND PROX GEAR OVRD switch … OVRD
- GND PROX TERR OVRD switch … OVRD
- PACK switches (both) … Off
- OUTFLOW VALVE switches (both) … MAN
- OUTFLOW VALVE MANUAL switches (both) … Hold in CLOSE until the outflow valve indications show fully closed
- PASS SIGNS selectors (both) … ON
- Do not accomplish: PACK L, PACK R, CABIN ALTITUDE AUTO
On Final Approach (omit Landing checklist)
- Landing gear lever … UP
- Flaps … 30
- Advise the cabin of imminent touchdown
- Maintain airspeed at VREF 30 to touchdown
- Flare the airplane to achieve minimum rate of descent at touchdown
After Impact
CAUTION
- FUEL CONTROL switches (both) … CUTOFF
- APU fire switch … Override and pull
■ ■ ■ ■
Notes & Gotchas
WARNING
- 착륙장치 UP — 기어를 내리지 않음 (수면 충격 시 전복 방지)
- Outflow valve CLOSE — 동체 침수 지연
- VREF 30 유지, 최소 하강율 flare — 수면 접촉 충격 최소화
- Impact 후 즉시 연료 차단 + APU fire switch pull