AD 2011-23-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Socata | TBM 700 | Airworthiness Directives; SOCATA Airplanes |
| aircraft | Aviat | Various | Airworthiness Directives; SOCATA Airplanes |
Unsafe Condition
The electrical protection of some TBM 700 airplanes is insufficient to allow in-flight handling of the standby compass lighting cover when energized, leading to failure of both essential bus bars (ESS BUS 1 and ESS BUS 2) and loss of instruments and navigation systems.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Install a protection fuse on the wire at the standby compass connector as specified in SOCATA Service Bulletin 70-192-34.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 12 months of the effective date (December 6, 2011).
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
SOCATA Model TBM 700 airplanes, serial numbers 148, 434 through 572, 574, and 576, certificated in any category.
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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