AD 2022-16-03

final rule
Data completeness: 80%

Airworthiness Directives; Continental Aerospace Technologies, Inc., Lycoming Engines, and Textron Lycoming/Subsidiary of Textron, Inc. Reciprocating Engines

AD Number
2022-16-03
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2022-0983
FR Citation
87 FR 45633

Applicability

TypeManufacturerModelDetails
aircraft Textron Lycoming/Subsidiary of Textron Airworthiness Directives; Continental Aerospace Technologies, Inc., Lycoming Engines, and Textron Lycoming/Subsidiary of Textron, Inc. Reciprocating Engines
engine Lycoming Engines Airworthiness Directives; Continental Aerospace Technologies, Inc., Lycoming Engines, and Textron Lycoming/Subsidiary of Textron, Inc. Reciprocating Engines
engine Continental Aerospace Technologies Airworthiness Directives; Continental Aerospace Technologies, Inc., Lycoming Engines, and Textron Lycoming/Subsidiary of Textron, Inc. Reciprocating Engines

Unsafe Condition

A manufacturing quality escape of improperly lubricated roller bearings installed in certain magnetos, which may result in overheating and magneto seizure.

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

Required Actions

The replacement of affected magneto or inspection of the affected magneto and, if no white grease is detected, replacement of magneto components, as applicable, and reassembly of the magneto.

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

Compliance Time

Within 25 operating hours time-in-service (TIS) or, if any affected magneto has accumulated more than 25 operating hours TIS, before further flight after the effective date of this AD.

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Affected Aircraft

Continental Aerospace Technologies, Inc. GTSIO-520, IO-346, IO-470, IO-520, IO-550, LTSIO-520, O-470, TSIO-520, and TSIOL-550 series model reciprocating engines, Lycoming Engines AEIO-320, AEIO-360, AEIO-540, AIO-320, AIO-360, GO-480, GSO-480, HIO-360, HIO-540, IGO-480, IGO-540, IGSO-480, IGSO-540, IO-320, IO-360, IO-540, LIO-360, LTIO-540, O-235, O-320, O-360, O-540, TIGO-541, TIO-360, TIO-540, TIO-541, TVO-435, VO-435, and VO-540 series model reciprocating engines, and Textron Lycoming/Subsidiary of Textron, Inc. IO-720 series model reciprocating engines.

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

Source: Official FAA Source ↗

Retrieved: Apr 4, 2026

Rights: U.S. Government Public Domain

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