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dead engine??????

Old 05-21-2010, 09:24 PM
  #1  
Sparkey
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Default dead engine??????

I have a MVVS 35 cc engine that will not run. I bought on RC Canada and the fellow told me he left the ignition on for a lengthy period and burned out the regular ignition.
He then replaced it with a zenoha ignition and said it run fine.

ONE MONTH AFTER PURCHASE
I tried to run today and here is what happened
I have purchased a 35 cc MVVS and the information I got when I bought new but run twice it was.
The fellow run the engine and on the second run left the ignition on for an hour or so. (burnt out origenale ignition )
He said he replaced it with a Zenoha ignition and it ran OK. ( his word)
Well 1 month later I tried to start and here is what's happening.

First start fired up rightaway for to 8 seconds .
Second attempt fired up for a couple of seconds.
Third plus attempts - nothing .
I have spark can see it when flipping over
Fuel looks like its coming up the fuel line.
Tried to deposit fuel directly into plug outlet (did not fire)
All input will be gratefully accepted.
Old 05-21-2010, 10:37 PM
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All Day Dan
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Default RE: dead engine??????

Sparkey, Try replacing the gaskets and diaghragms in the carberator. They may have dried out if the engine has not been run for a long time. The carb number is usually stamped somewhere on the body of the carb. You can go to a local chainsaw or lawnmower shop and get a rebuild kit for it. Dan.
Old 05-22-2010, 08:21 AM
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jerdavis
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Default RE: dead engine??????

Sparkey,


Also:
Sometimes you must have the throttle opened slightly, to the fast idle position or more, to get them to even fire.

You might also check the spark plug gap. Should be: .020"-.025".
Check that the spark plug is not broken of fouled.
Check that the spark plug wire is properly attached to the spark plug.

JD
Old 05-22-2010, 02:17 PM
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Sparkey
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Default RE: dead engine??????

Gentlemen

Thanks for all the input.

Engine is now running . Here is what i did.

Changed gap on plug.

Washer on plug was leaking compreesionfixed

Needle valve settings 2 full turns open.

Used electric starter for first couple of starts .

Sparkey

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