AD NUMBER: 2019-14-13

PRODUCT: All Boeing Model 767-200, -300, -300F, and -400ER series airplanes.

ACTION: Final Rule.

SUMMARY:  This AD was prompted by reports of uncommanded fore/aft movements of the Captain's and First Officer's seats.

This AD requires an identification of the part number, and if applicable the serial number, of the Captain's and First Officer's seats, and applicable on-condition actions.

This AD also requires a one-time detailed inspection and repetitive checks of the horizontal movement system of the Captain's and First Officer's seats, and applicable on-condition actions.

This AD also provides an optional terminating action for the repetitive checks of the horizontal movement system for certain airplanes.

DATES: This AD is effective September 12, 2019.

COST: The FAA estimates that this AD affects 90 airplanes of U.S. registry. Operators may incur the following costs in order to comply with this AD:

Required Actions

• Identification, seat: 1 work-hour × $85 per hour = $85 per seat.
• Detailed inspection, horizontal movement system: 1 work-hour × $85 per hour = $85, per seat
• Checks, horizontal movement system: 2 work-hour × $85 per hour = $170 per seat, per check cycle

On Condition costs if required are detailed in the AD linked below.

FMI: AD