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 Dominick Your Own Question
Dominick, Marine Mechanic
Category: Boat
Satisfied Customers: 1009
Experience:  25 Years Experience as Mechanic, 20 Yrs Boat Yard Owner/Mechanic, Factory Certified
Type Your Boat Question Here...
Dominick is online now
A new question is answered every 9 seconds

Merc 4 hp, good condtion ie not a banger No spark Changed

Customer Question

Merc 4 hp, good condtion ie not a banger
No spark
Changed coil , trigger and additional sealed electronic box .
Still no joy. Too good to throw away
Ps all easy checks, plug, kill switch
Any heip appreciated
Submitted: 1 year ago.
Category: Boat
Expert:  Jason replied 1 year ago.

Hi Oliver, my name is Jason.

All Mercurys are cataloged by serial number, can I start by getting that number.

Next, do you have a decent quality hand held volt/ohm meter, and do you know how to take electrical resistance measurements?

Lastly, are you near the engine now and ready to work?

Customer: replied 1 year ago.
No, probably one weeks time can we continue when i get the motor back from the engineer, who is alsostumped ?????
Expert:  Jason replied 1 year ago.

Okay no problem, just reply back when you are ready to work and we can continue then.