7ER Pre-Flight Minimum Quantities

Question 1

What is the minimum allowable O2 pressure for flight?

Answer 1

1,000 PSI

Question 2

What is the minimum allowable hydraulic quantity for flight?

Answer 2

No “RF” displayed

Question 3

What is the minimum oil quantity allowed for flight?

Answer 3

-17 quarts RECOMMENDED prior to engine start
-If oil quantity less than 17 quarts, verify 8 quarts minimum following engine warm-up with engine at idle. If oil quantity less than 8 quarts following engine warm-up, dispatch approval is required.