AD 2010-15-04

final rule
Data completeness: 70%

Airworthiness Directives; Eurocopter France (ECF) Model EC225LP Helicopters

AD Number
2010-15-04
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2010-0721
FR Citation
75 FR 43801

Applicability

TypeManufacturerModelDetails
aircraft Aviat Various Airworthiness Directives; Eurocopter France (ECF) Model EC225LP Helicopters

Unsafe Condition

Cracks and failure of the main rotor hub (MRH) cone restrainer support lugs at their attachment points on the reinforcement ring where the dome fairing is secured, as well as cracks on the dome fairing support.

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

Required Actions

Inspect the MRH cone restrainer support and dome fairing support attachment lugs for cracks. If a crack is found, replace the cone restrainer support and dome fairing support, reidentify those parts, and balance the main rotor blades if removed.

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

Compliance Time

Within 15 hours time-in-service (TIS) to conduct the inspection.

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

Affected Aircraft

Eurocopter France Model EC225LP helicopters, except those modified with MOD 0743718, certificated in any category.

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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