AD 2005-16-05
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Robinson | Helicopter Company Model R-22 | Airworthiness Directives; Robinson Helicopter Company Model R-22 Series Helicopters |
Unsafe Condition
Cracking in the door assembly integral frame and improper installation of door assemblies, weather seal sets, and cotter pins could lead to separation of a door window or door assembly from the helicopter, potentially damaging the tail rotor and resulting in loss of control.
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Required Actions
Within 30 days, inspect each door assembly integral frame for cracks and replace the door assembly if a crack is found. Inspect the weather seal set to ensure it is airworthy and properly installed, and reinstall or replace if necessary. Inspect each door hinge for proper cotter pin installation and install if missing. Thereafter, inspect each door assembly integral frame for cracks at intervals not exceeding 100 hours time-in-service (TIS), replacing the door assembly if a crack is found. Report any cracks found to the FAA.
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Compliance Time
Within 30 days for initial inspections and replacements; thereafter, at intervals not exceeding 100 hours TIS.
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Affected Aircraft
Robinson Helicopter Company Model R-22 series helicopters modified with door assemblies manufactured by Tech-Tool Plastics, Inc., in accordance with Supplemental Type Certificate (STC) No. SR09189RC.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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