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Bob, check your tire pressure. Low tire pressure will make a huge difference in the length of the take-off roll. Your engine RPM's sound about right to me. Syd Cohen [EMAIL PROTECTED] wrote: >----[Please read http://ercoupers.com/disclaimer.htm before following any advice in this forum.]---- > > >Need some input from anyone that ownes a Alon A2. I purchased this aircraft last fall and have not been able to fly it again til yesterday due to operating out of a grass strip that has not been suitable until now due to the weather. I did mke about 5 take off's and landings out of this airstrip in the fall prior to the bad weather. > My problem is this: >I took off yesterday into a 8 - 10 MPH quartering head wind on a near level 2000' grass runway (grass about 3-4" high) with 60' trees 50 yrds off the end off the runway. It took me over 1000' to get 65 MPH and in the air and I had to turn to the left to avoid the tree tops ( needless to say it scared the hell out of me). > >This plane is a 1996 A2 w/ C90-16F Contnetal engine w/ a McCauley 11390/CM7150 prop Rated at Static RPM 2175 -2275 Max Engine 2475 RPM - Aircraft TT 2898 TTSMO 1085 >At time of take off I was indicating 2150 RPM - The Temp 60 deg - Field Elv 715' Barm.Preasure 30.2 > LOADING :Full fuel and me @ 250 lbs >According to the manual I should not need more then 5 -600 feet for takeoff. >I have flown this aircraft off a paved runway with the pervious owner at gross weight prior to purchase in 90 deg summer heat and it performed better then this. > >If I would have had any additional weight on board I do not think I would have gotten out. In fact in retrospect I should have aborted the takeoff. > >My question is, is this the type performace I should expect or do I have a problem. Like needing a longer runway or worse a new engine. ( Don't say loose some weight off your lard ass, I already thought of that) > I thought I should be seeing close to red line at full thottle 9on take off roll like I did in my 182. The 182 required a power reduction as soon as you established a climb to avoid going past the redline. The Alon will not even get near the redline. > >Is it possible to be showing listed 2175 static RPM at full throttle and not developing full rated horsepower > >Any constructive comments would be apreciated. >Bob Bullock >Alon A2 >N5621F >Maryland >========================================================================= ===== >To leave this forum go to: http://ercoupers.com/lists.htm >Search the archives on http://escribe.com/aviation/coupers/ > > > > >. > > > ========================================================================== ==== To leave this forum go to: http://ercoupers.com/lists.htm Search the archives on http://escribe.com/aviation/coupers/
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