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DT90 b94 problem

jackjack

New member
"Hi.
I have 2-stroke oil inje


"Hi.
I have 2-stroke oil injected DT90 from 1994.
/Last owner took away oil injection from engine ? /
Engine looks like new - was stored fore few years.
First I couldn't start engine, than after using "emeregency start screw" engine started
But runned very poor , so
I cleaned carburetors put them back – started engine and:
It runs for few seconds very nice than runs very unequal and than cuts off.
I tried many times and it’s always the same.
When I disconnect throttle valve sensor engine runs on idle very good.
When i connect it engine cuts off?
So my question is could it be –throttle valve sensor- or maybe carburetors
need regulation after my cleaning ?
Please help."
 
I checked it. Pump is working.

I checked it. Pump is working.
Also I changed spark plugs
And tried to run on "fresh" gas from new container.
 
"I made short video [img][/img

"I made short video

If somebody can watch it
It would be easier to see what's happening
here you can download it
http://www.speedyshare.com/576150478.html"
 
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