Fill the space between the patch and the adjacent structure with sealant.

Cure the sealant at a constant temperature.

Install the cable through the guide tube below the cabin floor.

Unfold the sheeting carefully.

Replace the slide valve if its surface is rough.

Make sure that the pressure is less than 30 psi.

To prevent unwanted friction, polish the surface.

Examine the bottom skin panels of the fuselage for cracks.

Put the container below the drain valve.

A modular engine construction is used on all modern aircraft.

During the approach to the runway, deviation pointers in the course indicators show the pilot in which direction the aircraft must go.