EASA SIB SAIB-2024-03: Rudder Control System

What to do

Operators of affected Air Tractor AT-802 airplanes should review and implement the rear cockpit rudder pedal adjustment as recommended in Air Tractor Service Letter #405 dated December 29, 2023. Although not mandatory, this modification is advised to prevent control interference. For further guidance, contact the FAA aerospace engineer or Air Tractor directly.

Summary

The Special Airworthiness Information Bulletin SAIB: 2024-03 is an FAA informational document addressing a rudder control system concern for Air Tractor, Inc. Model AT-802 airplanes, serial numbers 802-0001 through 802-1099, equipped with a two-seat cockpit, spray valve control handle, and rear cockpit rudder pedals. It highlights a potential interference issue between the rear left rudder pedal and spray valve control pushrod that may affect control during landing. This bulletin does not mandate corrective action but provides safety recommendations.

What changed

SAIB: 2024-03 introduces awareness of a rudder pedal interference issue in certain Air Tractor AT-802 airplanes that could restrict simultaneous use of full left rudder and left brake from the rear seat. It recommends modifying the rear cockpit rudder pedal adjustment as detailed in Air Tractor Service Letter #405 dated December 29, 2023. No mandatory airworthiness directive has been issued at this time.

Why it matters

This information is critical for operators and maintenance personnel of affected Air Tractor AT-802 airplanes because the interference could lead to loss of control during landing rollout, potentially causing significant damage or injury. Understanding this concern helps ensure safe operation and informs maintenance adjustments to mitigate risk. Compliance teams should monitor for any future regulatory actions.

What to do

Summary

What changed

Why it matters

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