AD 2015-15-14
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | BAE | Systems (Operations) Limited | Airworthiness Directives; BAE Systems (Operations) Limited Airplanes |
Unsafe Condition
Solder deposited on the frangible plug of certain engine and auxiliary power unit (APU) fire extinguishers could prevent the release of the extinguishant, resulting in failure of the fire extinguisher to discharge.
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Required Actions
Conduct a one-time inspection for solder deposited on the frangible plug of affected fire extinguishers. Prohibit installation of a fire extinguisher unless it has passed the required inspection.
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Compliance Time
Before further flight
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Affected Aircraft
All BAE Systems (Operations) Limited Model ATP airplanes equipped with Part Number (P/N) 57183 engine and APU fire extinguishers.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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