AD 85-07-07
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Airbus Helicopters | SA 3180-Alouette Astazou | Airworthiness Directives; SOCIETE NATIONALE INDUSTRIELLE AEROSPATIALE (SNIAS) Model SE3130, SE313B, SA3180, SA318B, SA318C, and SA315B Helicopters |
| aircraft | Airbus Helicopters | SA 318B-Alouette Astazou | Airworthiness Directives; SOCIETE NATIONALE INDUSTRIELLE AEROSPATIALE (SNIAS) Model SE3130, SE313B, SA3180, SA318B, SA318C, and SA315B Helicopters |
| aircraft | Airbus Helicopters | SA 318C-Alouette Astazou | Airworthiness Directives; SOCIETE NATIONALE INDUSTRIELLE AEROSPATIALE (SNIAS) Model SE3130, SE313B, SA3180, SA318B, SA318C, and SA315B Helicopters |
| aircraft | Airbus Helicopters | SA.315B Alouette III | Airworthiness Directives; SOCIETE NATIONALE INDUSTRIELLE AEROSPATIALE (SNIAS) Model SE3130, SE313B, SA3180, SA318B, SA318C, and SA315B Helicopters |
| aircraft | Airbus Helicopters | SE 3130-Alouette II | Airworthiness Directives; SOCIETE NATIONALE INDUSTRIELLE AEROSPATIALE (SNIAS) Model SE3130, SE313B, SA3180, SA318B, SA318C, and SA315B Helicopters |
| aircraft | Airbus Helicopters | SE 313B-Alouette II | Airworthiness Directives; SOCIETE NATIONALE INDUSTRIELLE AEROSPATIALE (SNIAS) Model SE3130, SE313B, SA3180, SA318B, SA318C, and SA315B Helicopters |
Unsafe Condition
Failure of the tail rotor pitch change control rod due to possible cracks caused by improper shot peening.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect and ensure proper shot peening of the control rod per Aerospatiale Service Bulletin No. 01.19 or 01.50, dated May 2, 1984. Equivalent means must be approved by the FAA. Flights to a maintenance base are allowed under FAR Sections 21.197 and 21.199.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 50 hours time in service after the effective date of the AD or before the accumulation of 750 hours total time in service for tail rotor gearboxes, whichever occurs later.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Societe Nationale Industrielle Aerospatiale (SNIAS) Model SE3130, SE313B, SA3180, SA318B, SA318C, and SA315B helicopters equipped with a tail rotor pitch change control rod modified per AMS2178.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.