AD 85-17-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Embraer S.A. | EMB-110P1 | Airworthiness Directives; Empresa Models EMB-110P1 and EMB-110P2 Airplanes |
| aircraft | Embraer S.A. | EMB-110P2 | Airworthiness Directives; Empresa Models EMB-110P1 and EMB-110P2 Airplanes |
Unsafe Condition
Failure of the elevator control rod tube due to corrosion or cracks in aluminum tubes P/N 4A-500-10-09-01.
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Required Actions
Within 50 hours time-in-service after the effective date, visually inspect elevator control rod tubes for corrosion or cracks. If found, replace with steel tubes P/N 110-500-10-00-04-01 before further flight. Within 150 hours time-in-service or 30 days, whichever comes first, replace both left and right aluminum tubes with steel tubes and reidentify the assembly with new P/N 110-500-10-00-09.
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Compliance Time
Within the next 50 hours time-in-service after the effective date of this AD, and within 150 hours time-in-service or 30 days, whichever occurs first, after the effective date of this AD.
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Affected Aircraft
Embraer S.A. Models EMB-110P1 and EMB-110P2 (all serial numbers) with aluminum elevator control rod tubes P/N 4A-500-10-09-01 installed.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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