Yamaha 30 deo not fireing on bottom 2 cylinders

Ron Selman

Recruit
Joined
May 19, 2008
Messages
1
I have the yamaha 30 deo, i cannot seem to get it to fire on the bottom 2 cylinders unless i choke it, and only then do they fire momenterally, has anybody got any suggestions please
 

Ray Neudecker

Lieutenant Commander
Joined
May 25, 2004
Messages
1,656
Re: Yamaha 30 deo not fireing on bottom 2 cylinders

You determine whether or not the cylinder is firing with the use of a timing light or spark tester. If it shows they are firing, then you need to find and repair the fuel restriction causing the problem.
 
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