Flight tests of the amphibious aircraft L-72 were made by honored test pilot of Russia Yuri Kabanov. In the video you can see the check of the flight characteristics of the aircraft when flying with a critical engine stopped.
Video 1. Speed in a level flight is 170 km/h. Climb 2 m/s at a speed of 150 km/h.
Video 2. Engines are completely stopped. Propellers are in the feathered position.
Flaps in position 0 deg. Flight speed is 140 km/h, the rate of decline is 1.5 m/s.
Flaps in take-off position 20 deg. Flight speed is 120 km/h, descent speed 2 m/s.
Video 3. Check of the stall characteristics of the L-72.
Stall with throttle, flaps in position 0 deg, stall speed 116 km/h
Failure at full power mode, flaps in position 0 deg, stall speed 105 km / h
Video 4. The L-72 mooring with use of propeller reverse.