Fuel System

Question 1

Emergency Engine Fuels

Answer 1

Commercial Gasoline Grades: 80 Red, 91/98, 100LL, 100 Green, 115/145 Purple

Military Gasoline Grades: 80/87, 100/130 Green, 115/145 Purple

Question 2

Auxiliary Fuel

Answer 2

Do not put any fuel into the auxiliary tanks unless the main tanks are full

Question 3

Fuel Crossfield

Answer 3

Crossfeeding of fuel is permitted only when one engine is inoperative