AD 2013-05-15
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Robinson | Helicopter Company | Airworthiness Directives; Robinson Helicopter Company Helicopters |
Unsafe Condition
Binding of the needle within the float inflation valve assembly, which has resulted in the emergency floats failing to inflate.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Replace the inflation valve assembly with an airworthy inflation valve assembly, part number D757-1R, within 1 year or 500 hours time-in-service (TIS), whichever occurs first.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 1 year or 500 hours TIS, whichever occurs first.
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 emergency floats equipped with an inflation valve assembly, part number D757-1, not engraved with 'D758-4' or modified with modification B900-8, and containing a housing assembly, part number D758-1, Revision C or prior.
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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