CARBURETOR 

 CARB1.jpg (11328 byte) Before all please remember that : about all problems you can have comes from the filter inside the carburetor !

The main setting of our carburetor is obtained by the adjusting of the of the spring that controls the opening of the needle valve placed under the trace E.
The TOP 80 standard setting,
is 1,2 /1,3 Bar on opening (pop off pressure)

you can measure it by the standard instrument for the adjusting of diaphragm carburetors (see picture below) 
You can order it at Per Il Volo  

contact us or our dealer for more explanation.

A finer carburetor setting can be done by adjusting the height of the trace E from the carburetor's plane.

Our basic setting is a height of 0,5 / 0,7 mm (about half of the height of the plane considering the lid's holes).

Since this is not an easy adjustment we strongly recommend you to turn to an expert:

 

An intake anti-dust filter riches the the mixture at medium-high revs. 

 

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SOME TROUBLES :

a dirty filter and dust inside the carburator