Vertical Balancing
How to Balance a Helicopter Main Rotor: Trim Tab Adjustment Explained
Excess main rotor vibration accelerates fatigue on drive components and fasteners — and it's one of the most common airworthiness write-ups on rotorcraft. Here's the practical, step-by-step process for correcting it via trim tab adjustment.
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Choosing the Right Trial Weight for Rotor Balancing
Every balancing job starts with a trial weight — and guessing wrong burns a flight cycle on a useless data point. Here's the calculation behind picking the right one, and why it matters.
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