AD 47-10-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Lockheed Aircraft Corporation | 49-46 | LOCKHEED Model 49 |
Unsafe Condition
The absence of grounding jumpers between the engine autosyn transmitters and their support brackets could lead to electrical interference or shorts.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Install 12 grounding jumpers between the engine autosyn transmitters and their support brackets as specified in LAC Service Bulletin 049/SB-20.
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Compliance Time
prior to March 15, 1947
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Affected Aircraft
Lockheed Aircraft Corporation Model 49-46, serial numbers 2021, 2022, 2026, 2027, 2028, 2034, and 2035.
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
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