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In a message dated 4/22/03 1:26:01 PM Eastern Daylight Time, [EMAIL PROTECTED] writes: > the origional manual states a static RPM @ 2175 to 2275. The Type > certificate #TC A-787 states for a IB90CM on the A2 Coupe the static RPM at > 2250 to 2375. 1) Who cares. The TCDS rules. 2) What manual? Could it refer to a different prop, or engine? Did you get your tach checked yet? best place to start. Also, how's the compression? Do you know the prop has not been repitched? (check for markings under the spinner) > I talked to McCauley and they told me that it should be someware in the top > part of the RPM range per the Type Certif. The range is the allowable range. Period. Anywhere in the range is fine, per the type certificate. Climb props will yield readings nearer the top of the range; cruise props near the bottom. John ========================================================================== ==== To leave this forum go to: http://ercoupers.com/lists.htm Search the archives on http://escribe.com/aviation/coupers/
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