AD 2021-21-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bombardier | Various | Airworthiness Directives; Bombardier, Inc., Airplanes |
Unsafe Condition
Redistribution of load/stress on the mount components, which may decrease the component fatigue life; failure of the mount structural components could result in the loss of the engine attachment to the airframe.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
An inspection (gap check) of the front and aft engine mounts to verify the proper installation of the sliding bushings, and repair if necessary.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before further flight
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Bombardier, Inc., Model BD-700-1A10 and BD-700-1A11 airplanes.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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