Mooney M20B Mark 21 — Service Bulletins

This document is a Schedule of Airworthiness Directives issued by the Civil Aviation Safety Authority of Australia, specifically addressing the Mooney M20 Series aeroplanes. It outlines the requirements for inspecting and maintaining the aileron control links across various models within the M20 series. The directive is crucial for ensuring the safety and airworthiness of these aircraft, particularly in light of reported failures in the aileron control system. Compliance with the directive is mandatory for all applicable models, and it specifies inspection procedures, timelines, and actions to take if defects are found. The document serves as a critical reference for maintenance personnel and pilots operating these aircraft.

• Applicable to Mooney M20B, M20C, M20D, M20E, M20F, M20G, M20L, M20J, M20K, M20M, M20R.
• Inspect aileron control links for reinforcement gussets and cracks as per SB M20-264.
• If cracks are found, replace the cracked link before further flight.
• Compliance required within 100 hours after February 25, 1999, and at intervals not exceeding 100 hours thereafter.
• Failure of aileron control links can lead to loss of control of the aircraft.