AD 86-10-03

final rule
Data completeness: 70%

Mitsubishi Models MU-300 and MU-300-10 Airplanes

AD Number
86-10-03
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft Textron Aviation Inc. MU-300 Mitsubishi Models MU-300 and MU-300-10 Airplanes
aircraft Textron Aviation Inc. MU-300-10 Mitsubishi Models MU-300 and MU-300-10 Airplanes

Unsafe Condition

Failure to prevent continued operation with engine start or disengage annunciation could result in cabin and engine compartment fires.

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

Required Actions

Affix a placard adjacent to the engine START switch within 15 days, incorporate changes to the Airplane Flight Manual within 15 days, and replace the starter relay within 200 hours time-in-service.

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

Compliance Time

Within 15 days after the effective date of this AD (for placard and AFM changes) and within the next 200 hours time-in-service after the effective date (for starter relay replacement).

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

Affected Aircraft

Mitsubishi Models MU-300 (Serial Numbers A003SA through A091SA) and MU-300-10 (Serial Numbers A-1001SA through A1011SA).

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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