Mercury 7.5 tuning

mercuk

Petty Officer 2nd Class
Joined
Feb 6, 2012
Messages
122
O.k folks I have a 1985 Mercury 7.5hp I have just tuned. It starts ok from cold and accelerates just fine when underload. However when warm, doesn't like to be restarted and when it does, backfires once before it does.
I'm thinking carb is slightly too lean/rich?!!
Any suggestions much appreciated. Cheers.
 

MassillonBuckeye

Chief Petty Officer
Joined
Jul 26, 2010
Messages
400
Re: Mercury 7.5 tuning

Get a manual with the specs for float height, idle adjustments and go at her. Do you smell gas when trying to restart?
 

mercuk

Petty Officer 2nd Class
Joined
Feb 6, 2012
Messages
122
Re: Mercury 7.5 tuning

Get a manual with the specs for float height, idle adjustments and go at her. Do you smell gas when trying to restart?

Done all of the above as per manual. No strong smell of fuel. Thanks.
 
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