AD 2000-05-17

final rule
Data completeness: 70%

Airworthiness Directives; Eurocopter France Model EC 120B Helicopters

AD Number
2000-05-17
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. 99-SW-85-AD
FR Citation
65 FR 13875

Applicability

TypeManufacturerModelDetails
aircraft Eurocopter France Model EC 120B Airworthiness Directives; Eurocopter France Model EC 120B Helicopters

Unsafe Condition

Cracks in the engine coupling tube may lead to coupling failure and loss of engine drive, resulting in a subsequent forced landing.

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

Required Actions

Visually inspect and dye-penetrant inspect the coupling tube for cracks at specified intervals. Replace any cracked coupling tube with a reinforced, airworthy coupling tube. Replace all coupling tubes and certain engine support fitting components by March 31, 2000.

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

Compliance Time

Within specified time intervals for inspections, and all replacements by March 31, 2000.

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

Affected Aircraft

Eurocopter France Model EC 120B helicopters.

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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