AD 2008-06-22

final rule
Data completeness: 90%

Airworthiness Directives; Eurocopter France Model EC130 B4 Helicopters

AD Number
2008-06-22
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. FAA-2007-28229
FR Citation
73 FR 15395

Applicability

TypeManufacturerModelDetails
aircraft Eurocopter France Model EC130 B4 Airworthiness Directives; Eurocopter France Model EC130 B4 Helicopters

Unsafe Condition

Debonding between the twist grip drive tubes and the control pinions on the pilot and co-pilot collective levers can lead to loss of cockpit throttle control of the engine, resulting in loss of control of the helicopter.

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

Required Actions

Inspect the pilot and co-pilot collective levers for proper bonding between the twist grip drive tubes and the control pinions. If debonding is present, replace the collective levers before further flight.

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

Eurocopter France Model EC130 B4 helicopters with certain twist grip assemblies installed.

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

Source: Official FAA Source ↗

Retrieved: Apr 4, 2026

Rights: U.S. Government Public Domain

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