AD 70-13-03

final rule
Data completeness: 70%

CONTINENTAL Model TSIO-520-C Engines

AD Number
70-13-03
Status
final_rule
Effective Date
Product Category
engine
Docket
Unknown
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
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.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

within the next 12 months after the effective date of this AD

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

Continental Motors TSIO-520-C engines (Serial Numbers 140001 through 140678) installed in Cessna Model TU206, TP206, and T210 airplanes

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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