How JustAnswer Works:
  • Ask an Expert
    Experts are full of valuable knowledge and are ready to help with any question. Credentials confirmed by a Fortune 500 verification firm.
  • Get a Professional Answer
    Via email, text message, or notification as you wait on our site.
    Ask follow up questions if you need to.
  • 100% Satisfaction Guarantee
    Rate the answer you receive.
Ask Jason Your Own Question
Jason
Jason, Marine Mechanic
Category: Boat
Satisfied Customers: 14295
Experience:  Degree in Marine Technology. Gas and diesel marine mechanic.
44667847
Type Your Boat Question Here...
Jason is online now
A new question is answered every 9 seconds

Volvo tamd61a marine diesel excess black smoke

Customer Question

volvo tamd61a marine diesel excess black smoke
Submitted: 3 months ago.
Category: Boat
Expert:  Jason replied 3 months 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 3 months 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 3 months 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 3 months 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 3 months ago.

Hi Jim, how are you making out?

Related Boat Questions