Piper PA-24-250 Comanche - Rate of Climb; Stall Speeds; Climb Gradient; Operating Speeds

Aircra Publicalions
Piper Comanchc 250 (Early Model)
Section
- 1
General
FUEL AND OIL CONSUMPTION
Fuel Flow @ 75% Power ........................ .. ................................................... 14.0 gphi84.0 pph
Fuel Flow
@ 65% Power
12.3 gphi73.8 pph
Fuel Flow
@ 55% Power
10.3 gphi61.8 pph
...................................................................................
Fuel Flow @ 45% Power
8.5 gphi5 1.0 pph
Oil Consumption (Typical)
..................... .. ............................................ 0.25 to 0.35 US qtsh
PERFORMANCE
1.) Operating Speeds:
Maximum Speed
............................. .. ..................................................... 190 mph 165 kt
.......................
Cruise @ 75% Power @ 7,000 ft
.. .................................. 181 mph 157 kt
Cruise @ 65% Power @ 10,000 ft
177 mph 154 kt
Cruise @ 55% Power @ 14,000 ft ..................
164 mph 142 kt
................................................................
Cruise @ 45% Power @ 15,000 ft
150 mph 130 kt
2.) EndurancetRange 56 Gallons:
At 75% Power
................................................ 3.7 hr ------ 582 nm 670 sm 1,079 krn
....................................................
At 65% Power 4.3 hr ------ 661 nm 761 sm 1,225 km
At 55% Power .................................................. 5.1 hr ------ 726 nm 836 sm 1,346 km
At 45% Power ............................................. 6.2 hr ------ 808 nm 930 sm 1,497 km
** NOTE **
Range and endurance figures include an allowance for he1 used during start, taxi, takeoff,
climb, and descent plus 45 minutes reserve he1 at a reduced power setting to obtain maximum
range
(VIMR) or maximum endurance (VIM=) as applicable. Mixture setting is best economy
cruise.
3.) Rate of Climb:
At 2,800 lbs Gross Weight
....................... .. .................................................... 1,350 fVmin
At 2,200 lbs Gross Weight
.................................................................................. 1,850 Wmin
4.) Climb Gradient:
....................................................................................
At 2,800 lbs Gross Weight
890 fVnm
................................... ...........................................
At 2,200 lbs Gross Weight .... 1,220 Mnm
5.) Stall Speeds:
..........................................................................
Full Flaps and Gear Extended
64 mph 56
kt
Clean ...................... .. ..................................................................................... 71 mph 62 kt
Copyright: 1993 Page 1-5