SECTION 2
CESSNA
OPERATING LIMITATIONS
MODEL 172S NAV III
FUEL LIMITATIONS
Total Fuel:
. . . . 56 U.S. gallons (2 tanks at 28.0 gallons each)
Usable Fuel (all flight conditions):
. . . . . . . . .
53.0 U.S. gallons
Unusable Fuel:
. . . . . .
3.0 U.S. gallons (1.5 gallons each tank)
NOTE
To ensure maximum fuel capacity and minimize
cross-feeding when refueling, always park the
airplane in a wings-level, normal ground attitude and
place the fuel selector in the Left or Right position.
Refer to Figure 1-1 for normal ground attitude
definition.
Takeoff and land with the fuel selector valve handle in the BOTH
position.
Maximum slip or skid duration with one tank dry: 30 seconds.
Operation on either LEFT or RIGHT tank limited to level flight only.
With 1/4 tank or less, prolonged uncoordinated flight is prohibited
when operating on either left or right tank.
Fuel remaining in the tank after the fuel quantity indicator reads 0
(red line) cannot be safely used in flight.
Approved Fuel Grades (and Colors):
100LL Grade Aviation Fuel (Blue).
100 Grade Aviation Fuel (Green).
FLAP LIMITATIONS
Approved Takeoff Range:
. . . . . . . . . . . . . . . . . . . .
UP to 10°
Approved Landing Range:
. . . . . . . . . . . . . . . . . . . .
UP to FULL
FAA APPROVED
2-16 U.S.
172SPHAUS-03
