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Recent content by mgraham3

  1. M

    06 Volvo 57 OSI DP Checking exhaust blockage

    Have an 2006 5.7 Volvo stern d Have an 2006 5.7 Volvo stern drive twin motors. Temp gaude stays normal but alarm goes off on Starboard and puts it in protection mode but goes off as soon as i back RPM's down. Risers are coming up on 4 years old. How can I check for blockage in the risers?
  2. M

    My penta alarm

    "Stephen, Did you figure out y "Stephen, Did you figure out your problem because that is my exact issue! It is driving me crazy. I have twin 5.7"
  3. M

    2006 57 OSI

    "After running about an hour, "After running about an hour, at about 3500 rpm on both engines, I get an audible alarm that sounds. Temp and oil gauges are OK and as soon as I reduce throttle the alarm goes away. I have no idea what it is for since gauges appear OK. Any one have an idea of...
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