AD 77-09-06
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bombardier Inc. | CL-215-1A10 | Airworthiness Directives; CANADAIR MODEL CL-215-1A10 Airplanes |
Unsafe Condition
Failure of the lower rudder bearing due to water ingress and subsequent corrosion.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect for corrosion as outlined in Canadair Information Circular 110-CL-215 dated October 27, 1975 or later approved revision, or an FAA approved equivalent. Inspections must occur prior to 1200 hours in service and at each 1050 hours in service or one year, whichever occurs first thereafter. Equivalent alterations and inspections require approval from 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 1200 hours in service, and at each 1050 hours in service or one year, whichever occurs first thereafter.
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Affected Aircraft
Canadair CL-215-1A10 Airplanes, Serial Numbers 1001 to 1043 inclusive and 1046, not altered in accordance with Appendix I of Canadair Information Circular 110-CL-215 dated October 27, 1975 or an FAA approved equivalent.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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