AD 70-13-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| engine | Continental Motors | TSIO-520-C | CONTINENTAL Model TSIO-520-C Engines |
Unsafe Condition
Hydraulic lock and resulting engine damage and power loss
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Replace the Teledyne Continental Motors Part Number 633125 balance tube assembly with Part Number 635645 and install associated aircraft installation drainage provisions per Cessna Service Kit SK206-10 or an equivalent method approved by the FAA.
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Compliance Time
within the next 12 months after the effective date of this AD
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Affected Aircraft
Continental Motors TSIO-520-C engines (Serial Numbers 140001 through 140678) installed in Cessna Model TU206, TP206, and T210 airplanes
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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