AD 83-07-51 R1
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bombardier Inc. | CL-600-1A11 (CL-600) | Airworthiness Directives; CANADAIR Model CL-600-1A11 and CL-600-2A12 Airplanes |
| aircraft | Bombardier Inc. | CL-600-2A12 (CL-601) | Airworthiness Directives; CANADAIR Model CL-600-1A11 and CL-600-2A12 Airplanes |
| aircraft | Bombardier Inc. | CL-600-2B16 (CL-601-3A) | Airworthiness Directives; CANADAIR Model CL-600-1A11 and CL-600-2A12 Airplanes |
| aircraft | Bombardier Inc. | CL-600-2B16 (CL-601-3R) | Airworthiness Directives; CANADAIR Model CL-600-1A11 and CL-600-2A12 Airplanes |
Unsafe Condition
Failure of the flap vane support assembly, part number 600-14250-14, due to cracks.
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Required Actions
Inspect the inboard flap vane support beam assemblies using dye penetrant per Canadair Alert Service Bulletins. Replace cracked assemblies with new parts before further flight. Add a note in the Airplane Flight Manual and placards for flaps extended speed. Repeat inspections every 50 hours or 150 hours post-replacement, depending on findings. Install modified assemblies to terminate requirements.
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Compliance Time
Prior to further flight, except for a flaps up ferry flight
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Affected Aircraft
Bombardier Inc. Model CL-600-1A11 (CL-600) and CL-600-2A12 (CL-601) airplanes with 150 hours or more total time in service.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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