AD 98-05-11

final rule
Data completeness: 70%

Airworthiness Directives; Bombardier Model CL-215-6B11 (CL-215T) Series Airplanes

AD Number
98-05-11
Status
final_rule
Effective Date
Product Category
aircraft
Docket
97-NM-328-AD
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft Bombardier Inc. CL-215-6B11 (CL-215T Variant) Airworthiness Directives; Bombardier Model CL-215-6B11 (CL-215T) Series Airplanes

Unsafe Condition

Failures of the No. 5 engine bearing could cause oil leakage or reverse flow of air or oil into the intercompressor case (ICC), which could result in internal engine fire within the ICC.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

Replace the switching valve-to-rear inlet case sealing air tube assembly with a tube assembly that includes an integral ICC fire detector loop and modify the nacelle fire detection system; or modify the No. 5 bearing air system to minimize the risk of internal engine fire.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Within 30 days after the effective date of this AD

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

Bombardier Model CL-215-6B11 (CL-215T) series airplanes, certificated in any category.

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

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