AD 65-26-03

final rule
Data completeness: 60%

Airworthiness Directives; Lear Jet Model 23 Airplanes.

AD Number
65-26-03
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft Learjet Inc. 23 Airworthiness Directives; Lear Jet Model 23 Airplanes.

Unsafe Condition

Improper ducting in the baggage compartment could lead to smoke accumulation in the cabin.

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

Required Actions

Remove interior side panels, inspect the one-inch diameter flexible duct to ensure it is high temperature silicone type (reddish color), and replace black ducts with specified parts (P/N 2319148-017 for serial 004-034, P/N 2319148-022 for serial 035 and higher).

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

Compliance Time

before further flight

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

Affected Aircraft

Learjet Inc. Model 23 airplanes with serial numbers 004 through 034 and 035 and higher.

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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