AD Amdt-39-10723

final rule
Data completeness: 70%

Airworthiness Directives; Pilatus Britten-Norman Ltd. BN-2, BN- 2A, BN-2B, and BN-2A MK. 111 Series Airplanes

AD Number
Amdt-39-10723
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. 97-CE-111-AD
FR Citation
63 FR 45685

Applicability

TypeManufacturerModelDetails
aircraft Pilatus Britten-Norman Ltd Airworthiness Directives; Pilatus Britten-Norman Ltd. BN-2, BN- 2A, BN-2B, and BN-2A MK. 111 Series Airplanes

Unsafe Condition

Installation of a 70A generator system without corresponding generator system upgrades could result in electrical system failure during critical phases of flight.

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

Required Actions

Inspect airplanes equipped with a 50A generator system for a 70A generator. Replace the 70A generator with a 50A generator or, for BN-2, BN-2A, and BN-2B series, upgrade the generator system to 70A to match the generator.

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

Pilatus Britten-Norman Ltd. BN-2, BN-2A, BN-2B, and BN-2A MK. 111 series airplanes equipped with PBN Modification NB/M/256, 50A generator system.

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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