AD 2024-23-01
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Robinson | Helicopter Company Model R44 and R44 II | Airworthiness Directives; Robinson Helicopter Company |
Unsafe Condition
Failed rivets attaching the clutch actuator bracket to the fan scroll housing, caused by excessive vibration of the fan scroll housing due to the design of the fan scroll housing, including the quantity and size of the rivets.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspecting each bracket for looseness and fretting, inspecting the fiberglass and rivet holes of the fan scroll housing for delamination, inspecting the quantity and size of the fan scroll housing rivets, replacing the fan scroll housing, replacing brackets and rivets, and applying a horizontal torque stripe to each rivet.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 50 flight hours
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Robinson Helicopter Company Model R44 and R44 II helicopters, with certain serial-numbered helicopters, and with riveted A185-1, A185-2, and A185-5 brackets installed to the fan scroll housing with rivets.
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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