AD 85-09-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bell Helicopter Textron Canada Limited | 206L | Airworthiness Directives; BELL HELICOPTER TEXTRON, INC. Model 206L, 206L-1, and 206L-3 Helicopters |
| aircraft | Bell Helicopter Textron Canada Limited | 206L-1 | Airworthiness Directives; BELL HELICOPTER TEXTRON, INC. Model 206L, 206L-1, and 206L-3 Helicopters |
| aircraft | Bell Helicopter Textron Canada Limited | 206L-3 | Airworthiness Directives; BELL HELICOPTER TEXTRON, INC. Model 206L, 206L-1, and 206L-3 Helicopters |
Unsafe Condition
Failure of main rotor blades due to possible loss caused by inboard trim tabs, Part Number 206-015-516-101.
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Required Actions
Remove all main rotor inboard trim tabs P/N 206-015-516-101 per BHTI Alert SB 206L-85-35 Part II, paragraph A. Perform inspection and repair procedures per SB Part II paragraphs B & C. Equivalent methods require approval from FAA's Helicopter Certification Branch.
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Compliance Time
within the next 50 hours time in service after the effective date of this AD
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Affected Aircraft
Bell Helicopter Textron Inc. Model 206L, 206L-1, and 206L-3 helicopters with main rotor blades P/N 206-015-001-001 or 206-015-001-103 and inboard trim tabs P/N 206-015-516-101.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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