AD 2010-23-27
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Airbus | A340-500 and A340-600 | Airworthiness Directives; Airbus Model A340-500 and A340-600 Series Airplanes |
| aircraft | Aviat | Various | Airworthiness Directives; Airbus Model A340-500 and A340-600 Series Airplanes |
Unsafe Condition
Simultaneous loss of at least two Main Pumps along with other potential failures related to the in-service event may lead to a dual engine loss.
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Required Actions
Modify the equipment and the wiring connected to the main and standby pumps in the left and right wing, in accordance with the Accomplishment Instructions of Airbus Mandatory Service Bulletin A340-28-5050.
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Compliance Time
Within 13,500 flight hours after the effective date of this AD.
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Affected Aircraft
Airbus Model A340-541 and A340-642 airplanes, certificated in any category.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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