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Volvo Penta 43GL petrol Black exaust smoke at low revs

C

cmyers

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" When I first start the engin

" When I first start the engine a black soot appears on the water, running under 1500rpm black exaust is pushed out and the plugs are black , covered in soot.

Any help appreciated

Regards

Chris "
 
"You're running way too ri

"You're running way too rich. Assuming you've got a carb, make sure the choke is releasing properly after warmup. Observe it with the flame arrestor off, making sure no fuel vapors are present in case it backfires.

Then if necessary, adjust your low speed mixture to leaner, put in new or clean plugs and see if that helps. Keep adjusting until you get a clean start and clear low RPM exhaust.

If your carb won't respond to adjustments, it's probably time for a rebuild and fuel system checkout.

"
 
" Thank you,

I have found t


" Thank you,

I have found that the choke is not coming off even when the engine is warm. it is only open about half a centimetre. "
 
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