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Leaking engine

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Old 10-05-2003 | 03:47 AM
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From: Grand Forks, ND
Default Leaking engine

Iv got a Hawk II w/ a Webra .32 engine on it that I bought used from a Hobbytown. Im reletively new to the RC world with just a little airplane flying experience, and Im a total noob at helis. Well anyhow, Im having difficulty setting the engine up correctly. It sounds good when its running and it doesnt have any noticable bogging with an air load, but that thing seems to spit more fuel out the tail pipe than it actually burns. I dont know if this is common with heli engines are not. It also seems to be dripping pretty steady from either the muffler connection or the bottom crankcase pan as well. Do you think its possible that the low or high end mixtures could be causing it to push more gas than its using? I havnt torn anything apart to investigate this yet since I dont know what Im looking for, but maybe you guys could throw some pointers my way.
Old 10-05-2003 | 10:04 PM
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From: Sydney, AUSTRALIA
Default RE: Leaking engine

Helis are meant to run rich...the muffer should be spitting out oil, small droplets... as for the crank case there should be a casket between the engine and the back cover make sure the bolts are tight. But for sure check the needle adjustments...
Old 10-06-2003 | 08:15 PM
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Default RE: Leaking engine

Yeah thanks for the advice. I went ahead and pulled the engine out and checked to make sure the O-ring on the crankcase was good, and the screws were tight. They both were, but I noticed a considerable gap between the muffler and the engine mating point. It looked like there were small washers in between it! So I went ahead and took those out, and I filed the ends down a little to get rid of the carbon build up that was on them and stuck everything back together. And WOW what a difference! The engine is quieter, its not using as much gas, and its not dripping from the engine anymore. Im very pleased with the difference. And I even learned how to hover today! Burned almost half a tank of gas without touching the ground!

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