# AD 82-18-07: Stall Protection System

- Type: Airworthiness directive
- Status: Current
- Products: Bombardier CL-600-1A11 (CL-600)
- Effective: September 7, 1982
- Superseded by: Nothing supersedes this AD
- Product type: Aircraft, Large airplane
- Amendment: 39-4446
- Registered aircraft: 7 may be affected, by airframe or engine model (OpenAirDocs)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/69CEEFBA7190FF3B862569EA006B53FE.0001
- DRS record last changed: May 30, 2024
- Page: https://openairdocs.org/ad/82-18-07

## The airworthiness directive

82-18-07 CANADAIR: Amendment 39-4446. Applies to Canadair Model CL-600-1A11 airplanes, serial numbers 1005 through 1007, 1010 through 1014, and 1016 through 1023, certificated in all categories.

Compliance is required as indicated to prevent possible temporary interruption of the stall protection system stick pusher capability.

Accomplish the following unless already accomplished:

1. Within the next 25 hours time in service, modify the stall protection system in accordance with instructions contained in Canadair Alert Service Bulletin A600-0090, Revision 1, dated October 28, 1981.

2. Alternate means of compliance which provide an equivalent level of safety may be used when approved by the Manager, Seattle Area Aircraft Certification Office, FAA Northwest Mountain Region.

3. Special flight permits may be issued in accordance with FAR 21.197 and 21.199 to operate airplanes to a base for the accomplishment of inspections and/or modifications required by this AD. The manufacturer's specifications and procedures identified and described in this directive are incorporated herein and made a part hereof pursuant to 5 U.S.C. 552(a)(1).

This amendment becomes effective September 7, 1982.

## Affected data sheets (1) (OpenAirDocs)

The type certificate data sheets whose models the AD names.

- [TCDS A21EA](https://openairdocs.org/tcds/A21EA): Bombardier Inc.; names 1 of 5 models: CL-600-1A11 (600)

## Registered aircraft it may apply to (OpenAirDocs)

Matched by airframe and engine model; the AD's applicability may narrow it by serial number, part number or equipment.

- Aircraft: 7 (7 by airframe model, 0 by engine model)
- Makers: Canadair 7

Models with the most aircraft:

- [Canadair CL-600-1A11](https://openairdocs.org/model/canadair-cl-600-1a11): 5 aircraft (airframe model)
- [Canadair CL600-1A11](https://openairdocs.org/model/canadair-cl600-1a11): 2 aircraft (airframe model)

All 2 models: https://openairdocs.org/ad/82-18-07/models.md
Every aircraft: https://openairdocs.org/ad/82-18-07/aircraft.md

Its text cites no advisory circulars or STCs.

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