AD 2017-10-18
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Airbus | A330-223F | Airworthiness Directives; Airbus Airplanes |
Unsafe Condition
Fatigue load analysis determined that the torque check intervals and values for the forward engine mount bolts (Part Number 51U615, MP159 material) do not meet safety requirements, potentially leading to loose or broken bolts and subsequent engine detachment in flight.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Conduct repetitive torque checks of the forward engine mount bolts on both engines. Replace all four forward engine mount bolts and associated nuts if any are found loose or broken. Inspect the forward mount assembly and repair as necessary.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within the specified flight cycles since the last torque check, as detailed in Airbus Service Bulletin A330-71-3028, Revision 02.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
All Airbus Model A330-223F, -223, -321, -322, and -323 airplanes with Pratt & Whitney PW4000 engines and forward engine mount bolts (Part Number 51U615, MP159 material).
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
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.