Beechcraft 1900D — Maintenance Manual

This document is an Airworthiness Directive (AD) issued by the Civil Aviation Safety Authority of Australia concerning the Beechcraft 1900 series aircraft, specifically addressing the elevator trim system. The directive outlines necessary actions to correct identified unsafe conditions related to the elevator trim system, which could lead to difficulties in aircraft control. It applies to all models in the Beechcraft 1900 series, including the 1900, 1900C, and 1900D. The document provides specific instructions for maintenance personnel regarding the marking and correction of figures in the maintenance manuals, as well as operational checks that must be performed. Compliance with these directives is critical for ensuring the safety and airworthiness of the aircraft.

• The directive applies to all Beechcraft 1900 series models: 1900, 1900C, and 1900D.
• Maintenance personnel must correct figures in the maintenance manual regarding the elevator trim drum.
• Temporary revisions must be incorporated into the maintenance manuals for proper operational checks.
• An operational check of the elevator trim system is required before further flight after maintenance.
• The directive aims to prevent loss of pitch control due to maintenance errors.