SCHEDULE OF AIRWORTHINESS DIRECTIVES
Cessna 150 · Other Documents
Overview
This document is a Schedule of Airworthiness Directives for the Cessna 150 series aircraft, including the F150, 152, and F152 models. It specifically addresses the pneumatic stall warning system, detailing the requirements for checking its operation and necessary modifications for compliance. The document is intended for pilots and maintenance personnel to ensure the safety and airworthiness of the aircraft. It outlines the procedures for testing the stall warning system and the installation of required placards, as well as compliance timelines for the modifications mentioned.
- Check the pneumatic stall warning system before each flight.
- A properly functioning system will sound clearly when suction is applied at the stall warning opening.
- Install a placard stating 'PRE-FLIGHT TEST THE PNEUMATIC STALL WARNING SYSTEM' in view of the pilot.
- Compliance with the placard installation is required within 25 hours after September 5, 1968.
- Modifications can eliminate the requirements if specific part numbers are used.
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
- 1983
- Pages
- 1
- File size
- 11 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 directive applies to all Cessna 150, F150, 152, and F152 models equipped with pneumatic stall warning systems that do not include specific horn reed assemblies and protective screens.
Requirement
Pilots are required to check the pneumatic stall warning system for correct operation by applying suction at the stall warning opening. A functioning system will produce an audible sound. Additionally, a placard must be installed in the cockpit to remind pilots to pre-flight test the stall warning system.
Compliance
The compliance for checking the stall warning system is required before each flight, while the installation of the placard must be completed within 25 hours of service after a specified date.
Background
The amendment updates the directive to reflect the latest changes in Cessna part numbers related to the stall warning system.
Safety notes
- Ensure the stall warning system is operational to prevent stall incidents during flight.
Full document text
COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Cessna 150, F150, 152 & F152 Series Aeroplanes AD/CESSNA 150/14 Amdt 1 Pneumatic Stall Warning System 6/83 Applicability: All models with pneumatic stall warning systems not incorporating horn reed assembly P/N 0413483-2, P/N 0713348-1 or subsequent and protective screens over the horn bell and stall warning system opening on the left wing. Requirement: 1. Check the pneumatic stall warning system for correct operation by applying a slight suction with the mouth at the stall warning opening in the left wing. A properly functioning horn will provide a sound that is clearly audible. It may be advisable to first cover the opening with a clean piece of cloth. Cessna 100 Series Service Manual 1963 to 1967 Section 16 refers. Note: This check may be performed and certified by the pilot. 2. Install the following placard in full view of the pilot: “PRE-FLIGHT TEST THE PNEUMATIC STALL WARNING SYSTEM”. 3. The requirements of paragraphs 1 and 2 may be removed by incorporation of the following modifications. Replace the stall warning reed assembly P/N 0413028-1 with reed assembly P/N 0413483-2, P/N 0713348-1 or subsequent and install an 18 x 14 or 18 x 16 mesh screen over the exposed horn bell inside the cabin and over the left wing opening. Flight test the aircraft to assure the stall warning horn sounds at 5 to 10 knots above the stalling speed. Compliance: For para. 1 - Before each flight. For para. 2 - Within 25 hours time in service after 5 September 1968. Background: This amendment reflects latest Cessna Part Number change.
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.