AD 98-12-25
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | BAE Systems (Operations) Limited | ATP | Airworthiness Directives; British Aerospace BAe Model ATP Airplanes |
Unsafe Condition
Partial seizure of the forward door of the main landing gear (MLG) operating mechanism, which could result in the inability to lower or retract the MLG.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Perform a one-time visual inspection to detect corrosion, wear, or damage of the MLG forward door operating mechanism, followed by cleaning, degreasing, and relubrication. Conduct operational inspections at intervals not exceeding 300 flight hours initially, then 1,500 flight hours thereafter, with relubrication. Replace any discrepant parts prior to further flight if corrosion, damage, or wear is found.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 300 flight hours or within 90 days after the effective date of this AD, whichever occurs first.
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Affected Aircraft
BAE Systems (Operations) Limited Model ATP airplanes, constructor’s numbers 2001 through 2063 inclusive.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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