GRUMMAN AMERICAN
FOR TRAINING USE ONLY – SECTION 5
MODEL GA‐7/COUGAR
PERFORMANCE
5‐28
Issued: April 10, 1978
RANGE PROFILE
ASSOCIATED CONDITIONS:
CRUISE WEIGHT
3800 LBS BEFORE ENGINE START
FUEL DENSITY
6.0 LBS/GAL
MIXTURE
RECOMMENDED LEANING PROCEDURE
CRUISE CLIMB TO DESIRED ALTITUDE
STANDARD DAY
NOTE:
1.
RANGE COMPUTATIONS INCLUDE FUEL REQUIRED FOR START, TAXI, TAKEOFF, CRUISE CLIMB TO
ALTITUDE, CRUISE, DESCENT, AND 45 MINUTES HOLDING FUEL AT 45% POWER.
2.
A BEST POWER FUEL FLOW WAS USED TO CALCULATE FROM 75% TO 65% POWER.
3.
AN ECONOMY CRUISE FUEL FLOW WAS USED TO CALCULATE RANGE BELOW 65% POWER.
EXAMPLE:
PRESSURE ALTITUDE
8500 FT
POWER SETTING
65% POWER
FUEL LOADING
118 GALLONS TOTAL
RANGE
895 NAUTICAL MILES
Figure 5‐16. Range Profile.