WARNING,if not correctly followed, could result in personal injury, or loss of life.

For purposes of this specification, "airplane" refers to the airframe and related components specified in the Type Certificate or made available as options by the airplane manufacturer.

As per Boeing Docs, related ADs, changing the size of the thrust reverser upper locking actuator lock sensor target could delay or prevent detection of the failure of the locking mechanism of a thrust reverser upper locking actuator.

On schematic diagrams with a large number of listed items, the items shall be presented in a logical order, such as the sequence of the arrangement of the items in the airplane.

Rafts passing tests and inspections may remain in service indefinitely since the inflation tests and material inspections will identify and condemn rafts having more than minor installation defects.

This Section of the Pilot＇s Operating Handbook shall clearly and precisely describe the recommended procedures for the conduct of normal operations.

The Check List may be arranged by "Challenge" and "Response" headings for two pilot airplanes or by "Item" and "Condition" headings for single pilot Airplanes.

As necessary, use the applicable SAFETY BARRIERS, specified by the operator＇s instructions and your local regulations. These communications are subjected to atmospheric disturbances and difficult to understand.

If the clearance dimension is out of tolerance, adjust the clearance dimension between the extend proximity sensor [44A] and the target [45]. Some of the ducts in the air distribution system are wrapped with insulation material.

Space permitting, legends shall be spelled out within the diagram rather than abbreviated by numerals to a list of legends at the bottom or on an adjacent page.

When accumulated revisions, including back-up pages, total over 60% of the total pages in the manual, a reissue of the manual should be prepared.