AD 2016-25-18
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bombardier | Various | Airworthiness Directives; Bombardier, Inc. Airplanes |
Unsafe Condition
Engine mount pin, part number BRR15838, was found backed out of the rear mount link, and the retaining bolt, part number AS54020, was fractured at the groove holding the locking spring. The root cause was determined to be a single axial tension static overload.
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Required Actions
Inspect the attachment points of the links between the engine rear mount assemblies for discrepancies, including missing or broken bolts, missing nuts, incorrect torque values, and incorrect gaps between the bushing and washer. Install replacement hardware if necessary.
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Compliance Time
Before further flight
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Affected Aircraft
Bombardier, Inc. Model BD-700-1A10 and BD-700-1A11 airplanes.
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Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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