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Old 19th May 2008, 12:48
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diddy1234
 
Join Date: May 2007
Location: hertfordshire
Age: 49
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old aircraft engine starting methods

I was wondering if anyone knew the mechanics / methods of starting engines on prop aircraft.

I have noticed that the pilots turn over the engines with no mgneto's turned on, is this to drag in fuel into the cylinder chambers ?

then engage the magneto's and start the engine.

But If i look at a video on you tube of a corsair starting it seems different to other prop aircraft.

for example :-

http://www.youtube.com/watch?v=_VmxkpgiURA

The description with this video does answer some questions.

BTW, I love the engine idling on this video. very impressive bubbling sound.
With it had a supercharger fitted. That would make my day. LOL

On some prop aircraft I can hear the starter motor running up (as if its turning a large flywheel) then once spinning very fast, the engine is engaged to the flywheel and it starts. This is probably a completely wrong explanation so please correct me.

On the larger engines (with high compression) was there any other methods for starting the engines, like compressed air ?

RD
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