AD Amdt-39-10187

final rule
Data completeness: 70%

Airworthiness Directives; Raytheon Aircraft Company Models 1900, 1900C, and 1900D Airplanes

AD Number
Amdt-39-10187
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. 97-CE-11-AD
FR Citation
62 FR 58894

Applicability

TypeManufacturerModelDetails
aircraft Raytheon Aircraft Company Models 1900 Airworthiness Directives; Raytheon Aircraft Company Models 1900, 1900C, and 1900D Airplanes

Unsafe Condition

Vent blower assembly bearings may seize and lock the blower motor, resulting in smoke from insulating material covering electrical wiring entering the airplane cabin.

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

Required Actions

Fabricate and install a placard restricting forward and aft vent blower assemblies to ``OFF'' or ``HIGH'' position. Replace bearings with improved design bearings and provide thermal protection for vent blowers as applicable. Incorporating the modification eliminates the need for the placard.

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

Raytheon Aircraft Company Models 1900, 1900C, and 1900D airplanes (formerly Beech Models 1900, 1900C, and 1900D)

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

Source: Official FAA Source ↗

Retrieved: Apr 6, 2026

Rights: U.S. Government Public Domain

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