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Jason, Marine Mechanic
Category: Boat
Satisfied Customers: 16217
Experience:  Degree in Marine Technology. Gas and diesel marine mechanic.
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Volvo tamd61a marine diesel excess black smoke

Customer Question

volvo tamd61a marine diesel excess black smoke
Submitted: 1 year ago.
Category: Boat
Expert:  Jason replied 1 year ago.

Hello my name is ***** ***** am I speaking with?

I read what you wrote. Did you have any general or direct questions that you specifically wanted me to answer? Or did you want me to explain all possiblitys that cause black smoke?

Customer: replied 1 year ago.
i would like your opinion on what could be the cause of this situation ihave had many opiniuns from experts from boat yard owners to prop experts including a marine engineer none have come up with a conclusive answer iwould like your thoughts on problemthanx jim
Expert:  Jason replied 1 year ago.

Hi Jim,

Black smoke is caused by the following;

1. Bad/old diesel fuel

2. Engine overloading

3. Low engine compression

4. Low boost pressure

5. Anything that can cause a rich fuel condition.

You said sometimes it will go away, how intermittent is the smoke?

Expert:  Jason replied 1 year ago.

Hi Jim, it looks like you read my initial response and logged off, did you still have questions on the issue?

Expert:  Jason replied 1 year ago.

Hi Jim, how are you making out?