AD Amdt-39-10923
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Cessna | Aircraft Company Models 340A and 414A | Airworthiness Directives; Cessna Aircraft Company Models 340A and 414A Airplanes |
Unsafe Condition
Engine exhaust components in the WYE tube were manufactured without welds on critical parts adjacent to the firewall, potentially causing exhaust leaks.
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Required Actions
Remove from service any P/N 9910299-25 or P/N 9910299-26 engine exhaust system WYE tube.
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Compliance Time
Before further flight
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Affected Aircraft
Cessna Aircraft Company Models 340A and 414A airplanes equipped with WYE tube, part number 9910299-25 or 9910299-26, in the engine exhaust system.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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