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American Airlines 1420

Printed page label not indexed. PDF page 7.

. . . . . . . . . . . . . . . . . . . . . . 133 2.2.2.2 Use of Reverse Thrust Above 1.3 Engine Pressure Ratio . . . . . . .
Open official document at PDF page 7Runway Overrun During Landing: American Airlines Flight 1420, McDonnell Douglas MD-82, N215AA, Little Rock, Arkansas, June 1, 1999

American Airlines 1420

Printed page xii. PDF page 14.

maximum crosswind component was exceeded, and (3) use of reverse thrust greater than 1.3 engine pressure ratio after landing. The safety issues in this report focus on flight crew performance, flight crew decision-making regarding operations in adverse weather, pilot fa
Open official document at PDF page 14Runway Overrun During Landing: American Airlines Flight 1420, McDonnell Douglas MD-82, N215AA, Little Rock, Arkansas, June 1, 1999

American Airlines 1420

Printed page 129. PDF page 143.

the lack of spoiler deployment upon touchdown, the use of reverse thrust greater than 1.3 engine pressure ratio (EPR), and the use of manual rather than automatic brakes and evaluated the role that each played in the flight crew's inability
Open official document at PDF page 143Runway Overrun During Landing: American Airlines Flight 1420, McDonnell Douglas MD-82, N215AA, Little Rock, Arkansas, June 1, 1999

American Airlines 1420

Printed page 135. PDF page 149.

of reverse thrust (discussed in section 2.2.2.2). 2.2.2.2 Use of Reverse Thrust Above 1.3 Engine Pressure Ratio American's DC-9 Operating Manual indicated that, for landings on slippery runways, pilots were not to exceed 1.3 EPR on the “slippery portions of
Open official document at PDF page 149Runway Overrun During Landing: American Airlines Flight 1420, McDonnell Douglas MD-82, N215AA, Little Rock, Arkansas, June 1, 1999

American Airlines 1420

Printed page 168. PDF page 182.

of the airplane on the runway. 13. The use of reverse thrust at levels greater than 1.3 engine pressure ratio significantly reduced the effectiveness of the airplane's rudder and vertical stabilizer and resulted in further directional control problems on the
Open official document at PDF page 182Runway Overrun During Landing: American Airlines Flight 1420, McDonnell Douglas MD-82, N215AA, Little Rock, Arkansas, June 1, 1999

American Airlines 1420

Printed page 170. PDF page 184.

maximum crosswind component was exceeded, and (3) use of reverse thrust greater than 1.3 engine pressure ratio after landing.
Open official document at PDF page 184Runway Overrun During Landing: American Airlines Flight 1420, McDonnell Douglas MD-82, N215AA, Little Rock, Arkansas, June 1, 1999