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10
Quick answer: Diagnose a suspected nitro RC engine air leak by separating three systems: throttle control, tank/exhaust pressure, and the engine's int..
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31
Quick answer: A nitro RC engine should sit on clean, flat, compatible mounting surfaces without being pulled into position by its screws. Dry-fit t..
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24
Quick answer: Set a nitro RC throttle/brake linkage from the mechanics outward. With the radio on and trims neutral, the carburetor must sit at the e..
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22
Quick answer: A nitro RC foam air filter works only when the correct oil is distributed through the full foam depth and every intake-air path is se..
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29
Quick answer: Identify the exact engine and fuel first, then follow that engine manual's shutdown, residual-fuel removal and preservation path. Do ..
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31
Quick answer: Start with the propeller range in the exact engine manual, then narrow it using the airframe manual, propeller manufacturer's applica..
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39
Quick answer: A stripped spur gear is evidence of a drivetrain problem, not a diagnosis by itself. Disable the engine, then check four separate int..
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52
Quick answer: A model-engine starter is only one link in a torque path. First make the engine unable to start, then determine whether the crankshaf..
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72
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Quick answer: Choose model-engine oil only after identifying how the engine is designed to carry lubricant. A glow or nitro engine may receive oil ..