AD 77-17-13
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bombardier Inc. | CL-215-1A10 | Airworthiness Directives; CANADAIR Model CL-215 Aircraft |
| aircraft | Bombardier Inc. | CL-215-6B11 (CL-215T Variant) | Airworthiness Directives; CANADAIR Model CL-215 Aircraft |
| aircraft | Bombardier Inc. | CL-215-6B11 (CL-415 Variant) | Airworthiness Directives; CANADAIR Model CL-215 Aircraft |
Unsafe Condition
Inadvertent opening of the nose landing gear doors when electric power to the nose gear selector valve is interrupted with the landing gear in the 'UP' position.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Incorporate the alteration outlined in Canadair Service Bulletin CL-215-176, alter the nose landing gear hydraulic system in accordance with Canadair Service Bulletin CL-215-200, and ensure equivalent alterations are approved by the Chief, Engineering and Manufacturing Branch, FAA Eastern Region.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
prior to issuance of a U.S. airworthiness certificate, unless already accomplished
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Bombardier Inc. Model CL-215-1A10, CL-215-6B11 (CL-215T Variant), CL-215-6B11 (CL-415 Variant) aircraft, serial numbers 1001 through 1030.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.