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Kicking start 15 years old engine ...

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Old 08-15-2006 | 07:30 AM
  #26  
gcb
 
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From: Port Ewen, NY
Default RE: Kicking start 15 years old engine ...


ORIGINAL: reinoks
my fuel tank is a 20 ml syringe
i guess that i have to do a amall hole to it ... this decompressiojon thing
A syringe will not do the job. Use a very small bottle or can that is vented to outside air as a tank. The fuel tube literally sucks the fuel from the tank.

...and can expane how this fuel gets to silinder i cant get it ....
because this fuel line /hole is under minimal attlitude/stage of this moving thing in cilinder
The moving thing is a piston. It has a connecting rod that connects it to the crankshaft (the part that makes the propeller rotate). As the crankshaft rotates, the piston will go up. This creates a vacuum in the crankcase. At a certain point the rotor (inside the engine) uncovers a hole to the venturi. The vacuum in the crankcase pulls air in. The moving air causes a vacuum at the spraybar hole which pulls fuel from the tank. How much fuel is regulated by the needle valve. As the fuel is pulled into the venturi, it is mixed with the air that is going into the crankcase. As the rotor moves further, the hole moves past the venturi and the process stops. By now the piston is moving down. As this happens, the air and fuel in the crankcase are being compressed. As the piston moves further down the exhaust is uncovered and the gases that were burned in the cylinder when the piston went up the last time are pushed out. As the piston moves further down it uncovers the bypass which allows the compressed mixture in the crankcase to be pushed up into the cylinder. As the piston continues up again, the bypass is closed off, the exhaust is closed off and the fuel/air mixture in the cylinder is compressed. At a point determined by the compression setting the mixture will be compressed so much that it will burn (explode, fire). This will cause the piston to be forced down.

Remember that as the piston is going down due to the expanding gases, another charge of fuel/air has entered the crankcase by way of the venturi and is being compressed. And the process continues.

...and will it help me if ill get ignishion improver ....
or where i can get /order fuel .... i live in estonia
Ignition improver will help, but you should be able to run without it. I have no idea where you can get things. Actually, forgive my ignorance, but I do not know where Estonia is located.

search from google - MK 17 u fill find how thease parts look like ...
or i can make some pics ... i guess it will take 20 mins or more
Did you get a drawing of the inside of the Mk-17 when you bought it?


but what u mean by spraybar ... ?
the diameter =O - like thing is bigger than this thing inside o<--- u ment thease holes inside
See reference posting.

George
Old 08-15-2006 | 11:16 AM
  #27  
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From: kohi, ESTONIA
Default RE: Kicking start 15 years old engine ...

oooh my oil ended
i quess that i will not ever kick start this engine so that will work fine for minute maybe []
ill buy a better engine what will start easy and work fine

so this mk 17 is very useless
i even duno where i can get fuel for it
and what about papers what there should be ... [8D]
there was no papers when i bought this engine [&o]
is u find dude who wants this thing, then tell that he can buy it from me

now i see how useless thing is...even this video tells that

http://video.google.com/videoplay?do...&q=mk+17&hl=en

watch this carefully lol

but i really dont bealve that this thing can work fine ...
even 1 russain dude told me that this is manufacturing mistake or something
he was very old and wise i quess ...
i tried to buy fuel from him 3 mont ago but he told that his fuel is sh*t ...
that this fuel do not contain ether lol
192 rubla for 1 l lol


but if u think diffrent then maybe u can make some proof video or pic maybe
because i dont bealive that this 15 or more - years old engine can work OK ...

tomorrow ill buy a new engine i guess
because if ill make a 1 l of fuel then it make about 80 $
maybe i can get much cheaper if ill check chemic shops
comon i can buy hole engine or what ?


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Old 08-15-2006 | 02:45 PM
  #28  
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From: Crystal Lake, IL
Default RE: Kicking start 15 years old engine ...

The engine is fine. I have not run mine but I have read about many MK-17 that have run. It is one of the few older Russian engines that did work well. I had an MVVS 1.5D as my first diesel. I spent hours trying to get running. Finally I figured out how it works and what kind of settings it needs. Don't give up on it that easily. The video was funny. I liked the typical manly-man overengineering theme.

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