Textron Cessna C172S PIM, Pilot Operating Handbook

Page: 309 / 322

CESSNA SECTION 8
MODEL 172S NAV III AIRPLANE HANDLING, SERVICE
GFC 700 AFCS AND MAINTENANCE
U.S.
FUEL
APPROVED FUEL GRADES (AND COLORS)
100LL Grade Aviation Fuel (Blue)
100
Grade Aviation Fuel (Green)
NOTE
Isopropyl alcohol or Diethylene Glycol Monomethyl Ether
(DiEGME) may be added to the fuel supply in quantities not
to exceed 1% (alcohol) or 0.15% (DiEGME) of total volume.
Refer to Fuel Additives in later paragraphs for additional
information.
FUEL CAPACITY
56.0 U.S. Gallons Total: . . . . . . . . . . . . 28.0 U.S. Gallons per tank.
NOTE
•
To ensure maximum fuel capacity when refueling and
minimize crossfeeding, the fuel selector valve should be
placed in either the LEFT or RIGHT position and the
airplane parked in a wings level, normal ground attitude.
Refer to Figure 1-1 for a definition of normal ground
attitude.
•
Service the fuel system after each flight, and keep fuel
tanks full to minimize condensation in the tanks.
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172SPHBUS-00 8-15