AD 2021-10-24
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Agusta S.p.A. | Various | Airworthiness Directives; Leonardo S.p.a. (Type Certificate Previously Held by Agusta S.p.A.) Helicopters |
Unsafe Condition
play on a slider, which could result in loss of tail rotor pitch control and consequently loss of helicopter control.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
inspect the slider for play within 25 hours time-in-service (TIS) after the effective date of this AD, and thereafter at intervals not to exceed 25 hours TIS, and replace the slider with a slider P/N 109-0130-11-7 with suffix "R" marked after the serial number if there is play greater than 2.3 millimeters (0.09 inch), and replace slider P/N 109-0130-11-7 with slider P/N 109-0130-11-7 with suffix "R" marked after the serial number within 800 hours TIS after the effective date of this AD, and installing slider P/N 109-0130-11-7 with suffix "R" marked after the serial number is a terminating action for the repetitive inspections required by paragraph (g)(1) of this AD.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 25 hours TIS after the effective date of this AD, and thereafter at intervals not to exceed 25 hours TIS, and within 800 hours TIS after the effective date of this AD.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Leonardo S.p.a. (Type Certificate previously held by Agusta S.p.A.) Model A109A and A109A II helicopters, certificated in any category, with a slider assembly pitch control (slider) part number (P/N) 109-0130-11-7 installed, except those sliders marked with an "R" after the serial number.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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