Stus-List Yanmar 2gm black smoke on start
muckleyj at gmail.com
Thu Aug 3 23:22:58 EDT 2017
Black on start, clears with RPM. Does it come back?
Sometimes dirty or old injectors can leak a little fuel back on top of the
cylinders while shutdown. It burns of during startup and blows black
smoke. It may not make a lot of difference to the operation of the engine
but will probably get worse.
S/V Sea Hawk
1989 C&C 37+
On Aug 3, 2017 9:24 PM, "Dave S via CnC-List" <cnc-list at cnc-list.com> wrote:
> Evening all
> This just started. Black smoke on startups clears with rpm. Have read
> that's unburnt fuel. Have not serviced engine other than oil and filter...
> suggestions? Tx.
> Dave. 33-2
> Sent from my iPhone
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