15 hp only runs with choke

Rayandrewss

Seaman
Joined
Mar 12, 2011
Messages
67
Buddy of mine has a 1994 15 hp ( J15rere). He says the only way he can run at full throttle is if he pulls the choke out halfway. My plan for him is to clean the carb and then adjust the fuel / lean mix from there. Any other suggestions ? Thanks for any help.
 

Bosunsmate

Admiral
Joined
Apr 7, 2012
Messages
6,135
Re: 15 hp only runs with choke

Thats what id do.
- plus clean or better still replace the plugs as they probably have being running lean
 

kenmyfam

Supreme Mariner
Joined
Aug 10, 2006
Messages
14,392
Re: 15 hp only runs with choke

Clean the entire fuel system and do a decarb........my thoughts.
 

DAN M VAGOS

Petty Officer 1st Class
Joined
Jul 11, 2008
Messages
363
Re: 15 hp only runs with choke

Remove carb and clean the jets it's not a hard job just go get your self a tip cleaner for like a welder and clean the jet with the right size don't just spray carb cleaner in them because it dose nothing but make you think your cleaning it.
 

DAN M VAGOS

Petty Officer 1st Class
Joined
Jul 11, 2008
Messages
363
Re: 15 hp only runs with choke

Whenever you need to run a engine on choke no matter what engine that's telling you that you are not getting enough fuel.
 
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