Gradually open the cocks on the recharging unit.

The flight compartment gets conditioned air from the left pack and the mix manifold.

A flight starts when the air mode is sensed for longer than 30 seconds.

The armed position is the usual position of the switch.

Polish the surface until it is very shiny.

The primary function of this unit is to control the fuel flow.

Cut the cable into three equal lengths.

Words often have many different meanings in English.

Significant opinions concerning compliance with the Specification shall be published.

Do not tighten the bolts with too much force.

Make sure that the unit operates satisfactorily.