Q90 ER Smuttiness Wearied hgt tear 1911 ie of 1.0 Know Your Airplane 20 Parameters 21 Features 2.2 F3 DOFF it control port definition diagram 30 Flight precaution 4.0 Assembly of aircraft 4.1 Install the blades 4.2 Stairwell the battery 4.3 Lovecraft contra of gravity adjustment method 5.0 Ready to fly 5.1 Tum on the aircraft 5.2 Motor interlocked 6.0 End of Flight 7.