AD 90-06-10
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Schweizer Aircraft Corporation | 269A | Airworthiness Directives; Schweizer aircraft Corporation Models 269A, 269A-1, 269B, and 269C Helicopters |
| aircraft | Schweizer Aircraft Corporation | 269A-1 | Airworthiness Directives; Schweizer aircraft Corporation Models 269A, 269A-1, 269B, and 269C Helicopters |
| aircraft | Schweizer Aircraft Corporation | 269B | Airworthiness Directives; Schweizer aircraft Corporation Models 269A, 269A-1, 269B, and 269C Helicopters |
| aircraft | Schweizer Aircraft Corporation | 269C | Airworthiness Directives; Schweizer aircraft Corporation Models 269A, 269A-1, 269B, and 269C Helicopters |
Unsafe Condition
Loss of throttle control due to threaded steel end fittings with insufficient hardness or exposed threads on the throttle cable assembly.
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Required Actions
Inspect and replace throttle cable assemblies with swaged steel end fittings if aluminum fittings are non-magnetic (hardness < B-85) or if threaded fittings are present. Conduct daily visual inspections for exposed threads on threaded fittings until replacement. Replace cables before further flight if abnormalities or exposed threads are found. Install specified swaged steel cable assemblies within 400 hours' time in service or 12 months, whichever comes first.
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Compliance Time
Within the next 25 hours' time in service or within 30 days, whichever occurs first after the effective date of this AD, for initial inspections. Replacement must be done within 400 hours' time in service or 12 months, whichever occurs first.
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Affected Aircraft
Schweizer Model 269A, 269A-1, 269B, and 269C helicopters with Serial Numbers 0004 through 0819 and those subsequent to 0819 that have had throttle cables replaced.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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