SCHEDULE OF AIRWORTHINESS DIRECTIVES
Beechcraft 33 Debonair · Other Documents
Overview
This document is a Schedule of Airworthiness Directives issued by the Civil Aviation Safety Authority of Australia, specifically addressing the Beechcraft 33 and 35-33 series aircraft, commonly known as the Debonair and Bonanza. It outlines mandatory actions required to ensure the airworthiness of these aircraft, particularly focusing on the elevator trim tab actuator. The directive is a response to safety concerns arising from incidents where the trim tab actuators were reversed during maintenance, leading to potential loss of control. The document mandates compliance with Beechcraft Service Bulletin 2399 and specifies the timeline for compliance based on scheduled inspections.
- This directive applies to Beechcraft 33 and 35-33 series aircraft.
- Mandatory compliance with Beechcraft Service Bulletin 2399 is required.
- The compliance deadline is the next scheduled inspection after February 29, 1992.
- The directive addresses safety concerns from two fatal accidents related to trim tab actuator reversal.
- Proper maintenance procedures are critical to prevent loss of control.
Document
Source
Originally published by services.casa.gov.au. Sprinkle hosts a reference copy with an added summary, specifications and searchable full text.
Document details
- Type
- Other Documents
- Year
- 1992
- Pages
- 1
- File size
- 10 KB
- Publisher
- services.casa.gov.au
Most owners only have the POH. Here's the essential set for the Beechcraft 33 Debonair.
- Pilot's Operating Handbook / AFM
- Checklist
- Maintenance Manual
- Parts Catalog (IPC)
- Systems & Wiring
- Service Bulletins
- Type Certificate (TCDS)
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In this document
Applicability
The directive applies to specific models and serial numbers as detailed in Beechcraft Service Bulletin 2399, ensuring that only the relevant aircraft are subject to the requirements.
Requirement
Operators are required to take action in accordance with the mandatory Beechcraft Service Bulletin 2399, which outlines the necessary steps to address the issue with the elevator trim tab actuators.
Compliance
Compliance with this directive must occur at the next scheduled inspection for Maintenance Release after February 29, 1992, ensuring timely action to maintain safety.
Background
The directive was issued following reports of two fatal accidents linked to the reversal of elevator trim tab actuators. The specified actions aim to prevent such occurrences by ensuring proper maintenance procedures.
Safety notes
- Reversed elevator trim tab actuators can lead to loss of control of the aircraft.
Full document text
COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Beechcraft 33 and 35-33 (Debonair/Bonanza) Series Aeroplanes AD/BEECH 33/40 Elevator Trim Tab Actuator 2/92 Applicability: Models and serial numbers as listed in Beechcraft Service Bulletin 2399. Requirement: Action in accordance with mandatory Beechcraft Service Bulletin 2399. Note: FAA AD 91-17-01 Amdt 39-7099 refers. Compliance: At the next scheduled inspection for Maintenance Release issue after 29 February 1992. Background: There have been two fatal accidents reported, in which the elevator trim tab actuators were reversed following maintenance. The actions specified in this Directive are intended to prevent interchanging the right-hand and left-hand trim tab actuators that, if reversed, could result in loss of control of the aircraft.