931、Limitations associated with optional systems may be included in this section. 与可选系统相关的限制可能包括在本节中。

557、In addition, this section may contain a comprehensive list of equipment available for installation by the manufacturer.

556、If you see discoloration, replace the part.

555、If you push the LSK that is adjacent to EXIT, then the BITE will take you out of BITE tests and put the airplane back to itsusual condition

554、If you cannot remove a bolt because of corrosion, apply penetrating oil.

553、If there are metal particles in the oil filter, examine the filter element for wear.

552、 If the values are different, do this test.

551、If the Specification is used to prepare a Continuing Airworthiness Program for acceptance by an airworthiness authorityother than FAA the appropriate authority and its regulations may be substituted.

550、If the pump Tis unserviceable ,replace it

549、if the probes touch each other ,they can become demagnetized

548、If the indications do not clearly show that a fastener is loose, make a red line across the head and the adjacent material.