AD 97-12-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | MD Helicopters, Inc. | MD900 | Airworthiness Directives; McDonnell Douglas Helicopter Systems MD900 Helicopters |
Unsafe Condition
Failure of the adjustable collective drive link assembly (link assembly), part number 900C2010233-103 or -105, could result in loss of control of the helicopter.
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Required Actions
Before further flight, remove the link assembly with part numbers 900C2010233-103 or -105 and replace it with the redesigned link assembly part number 900C2010233-107. Alternative methods of compliance may be approved by the Manager, Los Angeles Aircraft Certification Office.
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Compliance Time
before further flight
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Affected Aircraft
McDonnell Douglas Helicopter Systems Model MD900 helicopters with adjustable collective drive link assembly part numbers 900C2010233-103 or -105 installed.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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