AD 2022-07-01
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Leonardo | S.p.a. | Airworthiness Directives; Leonardo S.p.a. Helicopters |
Unsafe Condition
The inadvertent activation and deployment of an emergency life raft while the helicopter was in flight, separation of the raft with possible impact on the rotors, and subsequent reduced control of the helicopter.
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Required Actions
Remove certain life raft reservoirs from service, inspect the reservoirs and actuator cables, and depending on the inspection results, replace the reservoir or adjust the actuator cable. Inspect the valve pull rod by measuring the actuator cable between the face of the pull rod and the back of the valve cap, inspect the actuator cable by verifying the presence of a clearance between the sphere at the end of the actuator cable and the activation system, and adjust the actuator cable.
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Compliance Time
Within 25 hours time-in-service (TIS) after December 4, 2020, or before the reservoir accumulates 55 total hours TIS since first installation on a helicopter, whichever occurs later.
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Affected Aircraft
Leonardo S.p.a. Model AB139 and AW139 helicopters, with emergency flotation kit part number (P/N) 4G9560F00111 (15 passengers) or 4G9560F00211 (18 passengers), all serial numbers, if equipped with emergency flotation kit.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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