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Recent content by larrygaddis

  1. L

    AD41B Hard Starting Air in system

    "I've got an air leak some "I've got an air leak somewhere that allows my fuel filter to fill with air overnight. Unless I pump it up each time, the engine won't start and the frequent cranking has damaged my starter. I replaced the starter, but need to isolate the air leak. Any suggestions...
  2. L

    Volvo AD41B Overheating Puzzle

    " Has anyone seen this one? E " Has anyone seen this one? Even though the temp gauge reads only 165 degrees F, the temp alarm on one engine goes off whenever I attempt to speed up past 8 knots. I thought perhaps air was getting into the raw water system whenever I started to plane, but I...
  3. L

    Clouds of black smoke amp soot Volvo AD41B

    I've been troubleshooting I've been troubleshooting this problem for months. I have tons of black smoke at speeds between 2000 & 3000 RPM and under acceleration. Much less smoke above and below these speeds. Turbo boost pressure is OK. Question: Is it possible to have an exhaust restriction...
  4. L

    Where to buy Volvo engines amp sterndrives

    " I'm looking to replace t " I'm looking to replace the outdrives on my boat and eventually repower. I have twin Volvo AD41B diesels with the Volvo 290 DP sterndrives. I could work with the Volvo dealers here in Hawaii, but I'm wondering if I could save money by purchasing the drives...
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    Volvo AD41B Black smoke amp poor economy

    " I have a twin engine install " I have a twin engine installation with Volvo Penta AD41B diesels with the 290 legs. One engine has started smoking and gets lower fuel economy than the other engine. I changed all the filters, cleaned the turbo, rebuilt the aftercooler, checked the injectors...
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