• If RPM is between 4800 and 5200, the propeller is correct, depending on the customer’s preference.
Data values moved in G3 data list for 4.5L optimum propping procedure
• Alpha SS Mirage 21 pitch propeller
• Demand request by control software at 100%
• Demand request by Guardian at 100%
• Trim position percent at 15.97% optimum trim for this boat
• Demand request by operator 100%
• RPM at 4692, indicating that the engine is overpropped
Nonoptimal propping set up, overpropped
• Alpha SS Mirage 21 pitch propeller
• Demand request by control software at 92.63%
• Demand request by Guardian at 100%
• Trim position percent at 15.97% optimum trim for this boat
• Demand request by operator 100%
Installation
90-8M0099748 eng DECEMBER 2015 © 2016 Mercury Marine Page 2B-49
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