Airplane maintenance manual or section includes introduction information such as an explanation of the airplane＇s features and data to the extent necessary for maintenance or preventive maintenance.

Make sure that the indication on the gauge agrees with the quantity that is in the tank.

If you accidentally spray rain repellent fluid onto a dry windshield, remove the fluid with a solvent.

Operate the aileron through a minimum of two full cycles, to full travel.

Make sure that the indicator light comes on when the blades unfold.

Make sure that the fuel load is equal on each side of the aircraft centerline.

Text may be prepared in one or two columns with or without justification. Warnings, cautions and notes may be used to highlight or emphasize important points.

During the introductory period of the B747 alone, about 4,000 pages had to be replaced or added to the manual each month.

When the control handle is placed in the DN position, the gear doors open, the gear unlocks and extends and the gear doors close.

For pressurized airplanes and turbo super charged or turbo propeller powered airplanes, the Maximum Altitude Limits shall be stated.

On ground, with hydraulic systems not pressurized, the normal position of the elevators is the droop down position to the servo control stop.