Textron Cessna C172S PIM, Pilot Operating Handbook

Page: 68 / 322

SECTION 2 CESSNA
OPERATING LIMITATIONS MODEL 172S NAV III
GFC 700 AFCS
U.S.
FAA APPROVED
FUEL LIMITATIONS
Total Fuel: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .56.0 U.S. GALLONS
(28.0 GALLONS per tank)
Usable Fuel (all flight conditions): . . . . . . . . . . . . .53.0 U.S. GALLONS
(26.5 GALLONS per tank)
Unusable Fuel: . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3.0 U.S. GALLONS
(1.5 GALLONS per tank)
NOTE
To ensure maximum fuel capacity and minimize
crossfeeding 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
172SPHBUS-00
2-18