AD 2003-05-11
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Textron | Canada Model 407 | Airworthiness Directives; Bell Helicopter Textron Canada Model 407 Helicopters |
| aircraft | Bell | Helicopter Textron Canada Model 407 | Airworthiness Directives; Bell Helicopter Textron Canada Model 407 Helicopters |
Unsafe Condition
Incorrect installation of the swashplate drive link cup washers can limit the travel of the swashplate outer ring, leading to failure of the stud portion of the swashplate drive link and subsequent loss of control of the helicopter.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Perform a visual check to ensure the two swashplate drive link cup washers are installed correctly. If a cup washer is installed incorrectly, remove and replace the swashplate outer ring, each cup washer, bearing and liner, and drive link where the cup washer was installed incorrectly.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before further flight
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Affected Aircraft
Bell Helicopter Textron Canada Model 407 helicopters
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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