AD 2008-14-11
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | 777-200 | Airworthiness Directives; Boeing Model 777-200, -200LR, -300, and -300ER Series Airplanes Approved for Extended-Range Twin-Engine Operational Performance Standards (ETOPS) |
Unsafe Condition
The filter/regulator installed in the cargo fire suppression system did not meter the Halon for the certified duration during ETOPS flight tests.
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Required Actions
Inspect the filter/regulator for the fire suppression system in the lower cargo compartment to determine whether a Kidde Aerospace filter/regulator having a part number identified in Table 1 is installed. For certain airplanes, revise the 'Maximum Diversion Time in Minutes' for ETOPS operation specified in the Operations Specifications. Optional replacement of the cargo compartment fire suppression filter/regulator is provided for certain airplanes.
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Compliance Time
Within 30 days after the effective date of this AD.
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Affected Aircraft
Boeing Model 777-200, -200LR, -300, and -300ER series airplanes, certificated in any category; approved for extended-range twin-engine operational performance standards (ETOPS).
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Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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