1039、All text shall be prepared in one or two columns with justification at the discretion of the manufacturer, however, two columns are preferred for ease of reading.

284、If the drain hole is clogged, clean it.

283、Do the troubleshooting procedure to find the cause of the malfunction.

282、If the damage is only to the middle treads, the tire is serviceable.

281、Operation of the handle releases the gas,and the slide-raft inflates.

280、Reserve shall be computed as 45 minutes at the cruise power to be used for the flight.

279、Arrows shall be used to indicate flow direction when needed to understand the schematic diagram.

278、The procedures should address how often the program will be reviewed to determine if it is current and adequate for the type of maintenance being performed at the facility.

277、If you use more Complicated types of sentence structure other than the imperative form, you can cause ambiguity.

276、Clean the exterior of the equipment and its mounting shelf hardware using a vacuum cleaner and brush.

275、The two most common types of engines used in helicopters are the reciprocating engine and the turbines engine.