SCHEDULE OF AIRWORTHINESS DIRECTIVES
Cessna 150 · Airworthiness Directives
Overview
This document is an Airworthiness Directive (AD) issued by the Civil Aviation Safety Authority (CASA) of Australia. It specifically addresses safety concerns related to the shoulder harness adjuster spring in various models of Cessna aircraft, particularly the Cessna 150 series. The directive outlines necessary inspections and actions to ensure the safety and compliance of the aircraft. It is aimed at aircraft owners, operators, and maintenance personnel responsible for ensuring the airworthiness of the aircraft. The document includes compliance timelines and references to relevant service bulletins for further guidance.
- The AD applies to Cessna 150 series aircraft and F150/F152 models.
- Inspect the upper shoulder harness adjuster (part number 443030-401) for a retainer spring.
- If a retainer spring is found, it must be removed before further flight.
- Compliance is required within 25 hours of operation or at the next annual inspection after December 23, 2004.
- The directive is effective from December 23, 2004.
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
- Airworthiness Directives
- Year
- 2004
- Pages
- 2
- File size
- 20 KB
- Publisher
- services.casa.gov.au
Common. Rarer than 0% of the aircraft models we track.
Most owners only have the POH. Here's the essential set for the Cessna 150.
- Pilot's Operating Handbook / AFM
- Checklist
- Maintenance Manual
- Parts Catalog (IPC)
- Systems & WiringNot on file
- Service BulletinsNot on file
- Type Certificate (TCDS)
Free — save the 150 to your watchlist and track it in one place.
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In this document
Applicability
The AD applies to Cessna 150 series aircraft, including models 150, 150A, 150B, 150C, 150D, 150E, 150F, 150G, 150H, 150J, and 150K, as well as F150 and F152 series. Specific serial numbers are referenced in Cessna Service Bulletin SEB86-8 Revision 1.
Inspection Requirements
Operators must inspect the upper shoulder harness adjuster (part number 443030-401) for the presence of a retainer spring. If a spring is found, it must be removed before further flight. If no spring is found, a logbook entry must be made to document compliance.
Compliance Timeline
Compliance with the directive is required within the next 25 hours of time in service or at the next annual inspection after December 23, 2004, whichever occurs first. The directive becomes effective on December 23, 2004.
Background
The directive was issued due to concerns that some shoulder harness belt adjusters may have been improperly equipped with a small wire spring, which could lead to slippage and failure to maintain proper tension and adjustment.
Safety notes
- Failure to comply with this AD may result in improper shoulder harness adjustment, leading to safety risks.
Full document text
COMMONWEALTH OF AUSTRALIA (Civil Aviation Safety Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Page 1 of 2 AIRWORTHINESS DIRECTIVE For the reasons set out in the background section, the CASA delegate whose signature appears below issues the following Airworthiness Directive (AD) under subregulation 39.1 (1) of CASR 1998. The AD requires that the action set out in the requirement section (being action that the delegate considers necessary to correct the unsafe condition) be taken in relation to the aircraft or aeronautical product mentioned in the applicability section: (a) in the circumstances mentioned in the requirement section; and (b) in accordance with the instructions set out in the requirement section; and (c) at the time mentioned in the compliance section. Cessna 150, F150, 152 & F152 Series Aeroplanes AD/CESSNA 150/48 Upper Shoulder Harness Adjuster Spring 13/2004 Applicability: Models 150, 150A, 150B, 150C, 150D, 150E, 150F, 150G, 150H, 150J, and 150K aircraft, with serial numbers listed in Cessna Single Engine Service Bulletin (SB) SEB86-8 Revision 1, dated 28 July 2003. 1. Inspect only the upper shoulder harness adjuster (part number 443030-401) for the presence of a retainer spring, in accordance with SB SEB86-8 Revision 1. If a retainer spring is found during the above inspection of the upper shoulder harness adjuster (part number 443030-401), before further flight, remove the spring by cutting each side, and stamp out the -401 identification number; in accordance with SB SEB86-8 Revision 1. If a retainer spring is not found during the above inspection of the upper shoulder harness adjuster (part number 443030-401), before further flight, make an entry in the aircraft log book showing compliance with this Directive. 2. Only incorporate Cessna Accessory Kits that have been identified, inspected, and modified in accordance with the Requirement document. Note: FAA AD 2004-19-01 Amdt 39-13795. Compliance: 1. Within the next 25 hours time in service or at the next annual inspection after 23 December 2004, whichever occurs first. 2. As of the effective date of this Directive. Note: Compliance with SB SEB86-8 original issue, dated 21 November 1986, constitutes terminating action for the requirements of this Directive, if shoulder harness adjuster part number 443030-401 was used. This Airworthiness Directive becomes effective on 23 December 2004. COMMONWEALTH OF AUSTRALIA (Civil Aviation Safety Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Cessna 150, F150, 152 & F152 Series Aeroplanes AD/CESSNA 150/48 (continued) Page 2 of 2 Background: The manufacturer determined that some of the shoulder harness belt adjusters included in the affected shoulder harness accessory kits may have had a small wire spring inadvertently installed on the belt friction pin. The actions required by this Directive are intended to prevent slippage of the pilot/co-pilot shoulder harness, which could result in failure of the shoulder harness to maintain proper belt length adjustment and tension. David Villiers Delegate of the Civil Aviation Safety Authority 10 November 2004 The above AD is notified in the Commonwealth of Australia Gazette on 1 December 2004.
What's in the Cessna 150 TCDS
A Type Certificate Data Sheet (TCDS) is the FAA's record of what an aircraft type was approved as. It is the source of truth for weights, seating, fuel and the rules the design was certified against. Expand any line to see what it means.







