AD 99-13-11
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Robinson Helicopter Company | R44 | Airworthiness Directives; Robinson Helicopter Company (Robinson) Model R44 Helicopters |
Unsafe Condition
Fuel leaks from the auxiliary fuel tank sump drain tube could cause a fire and subsequent loss of control of the helicopter.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Install a shutoff clamp (P/N D663-1) on the auxiliary fuel tank sump drain tube (P/N A729-7) and install placard decal (P/N A654-93).
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 100 hours time-in-service or 3 calendar months, whichever occurs first.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Robinson Model R44 helicopters, Serial Numbers 0002 through 0529 except 0440, 0485, 0512, 0515, 0519, 0526, 0527, and 0528.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.