Question: Why does my RC plane nose dive on launch?
Answer: A nose dive on launch usually means the plane's centre of gravity (CG) is too far forward, causing it to pitch down. First, check your model’s manual for the recommended CG location and adjust accordingly by moving the battery or adding small weights towards the tail. Next, verify the control surfaces: ensure the elevator is neutral at rest and not deflected downward. Also, confirm your trims on the transmitter are set to neutral. When launching, try a smooth, level toss rather than a steep upward throw. If the plane still noses down, consider reducing the throw on your elevator control to prevent over-controlling. Lastly, check the wing incidence angle—if the wing is angled downward relative to the fuselage, it can cause a nose dive and may require adjustment. Following these steps should help your plane maintain a stable, level flight immediately after launch.
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