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    • Cummins Marine Forum Topics
    • QSC-600 prop issue

      This topic has 11 replies, has 3 voices, and was last updated byRob Schepis 6 years ago

      March 2, 2018 at 7:53 pm We have had concerns that our 2008 Sea Ray 47 Sedan Bridge isn’t propped correctly. Not sure what direction to go with this as we are new to addressing prop issues. Below is the data I collected at the end of last season. All gal/hr RPM Port Starboard Spec # from cummins 600 0.6 0.5 800 1 0.9 1.2 1000 1.7 1.5 1.8 1200 2.7 2.4 2.8 …

      Started by: Zach Babcock in: All Other Marine Diesels

      11 Replies
      March 10, 2018 at 10:47 am Zach Babcock wrote: Rob, On the attachment I donā€™t see an axis to plot fuel consumption. What am I missing? Right, on the Quantum engines they dropped the curve of RPM vs GPH that was provided with the mechanical engines so you have to work with the data provided below the graph. Plot your GPH at the RPM’s listed in the chart and comparing that to the printed GPH will tell what is needed to be told..

      Last Post by: Rob Schepis posted: 6 years ago

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