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  1. J

    240 2006 sea Ray Sundeck overheats at low RPMS

    Just found out from my mechanic that we already replaced the check ball assemblies
  2. J

    240 2006 sea Ray Sundeck overheats at low RPMS

    ?
  3. J

    240 2006 sea Ray Sundeck overheats at low RPMS

  4. J

    240 2006 sea Ray Sundeck overheats at low RPMS

    Yes/ it overheats on the hose as well.
  5. J

    240 2006 sea Ray Sundeck overheats at low RPMS

    Understood. So to test this the boat needs to be in the water?
  6. J

    240 2006 sea Ray Sundeck overheats at low RPMS

    And what does seeing (or not seeing) bubbles indicate?
  7. J

    240 2006 sea Ray Sundeck overheats at low RPMS

    3 drain
  8. J

    240 2006 sea Ray Sundeck overheats at low RPMS

    I’m not sure, but it is raw water cooled for sure.
  9. J

    240 2006 sea Ray Sundeck overheats at low RPMS

    Thanks.its a Mercury Bravo III 5.0 engine. Serial number is OW384463
  10. J

    240 2006 sea Ray Sundeck overheats at low RPMS

    I have a 240 SeaRay Sun deck from 2006. Recently the boat overheats at low RPMs usually at idle speed when let run for 10 minutes or more I have replaced the impeller and the raw water pump. I have inspected all the hoses for the thermostat and the power steering cooler. The boat ones is fine at...
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