AD 2013-06-07
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Eurocopter | France | Airworthiness Directives; Eurocopter France Helicopters |
Unsafe Condition
An undetected flight display error of a slow drift in the roll axis, which could result in disorientation of the pilot and subsequent loss of control of the helicopter.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Revise the Limitations section of the Rotorcraft Flight Manual (RFM) to prohibit flight in IMC or night VFR for helicopters with a GV76-1 vertical gyro unit installed on a non-reinforced shelf. Modify the GV76-1 vertical gyro unit shelf as specified and test for correct function of the navigation systems. Remove this AD from the RFM after compliance.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before further flight for RFM revision; within 110 hours time-in-service for shelf modification and testing.
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Affected Aircraft
Eurocopter France Model SA-365N1, AS-365N2, and AS 365 N3 helicopters with a GV76-1 vertical gyro unit installed on the left-hand (LH) or right-hand (RH) shelf in the rear cargo compartment, pre-MOD 365P081895, excluding serial numbers 6698, 6701, 6723, 6737, and 6741.
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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