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WACO YMF-5

Service and Safety information for all pilots and mechanics

Great Lakes
Service and Safety information for all pilots and mechanics

PARTS AND GEAR
Airframe parts, WACO Gear, Accessories and Art

Attention WACO Owners and Pilots

Please be sure that your current contact information, including email address, in on file with WACO Aircraft, to stay up-to-date on any new services letters, bulletins, or safety notices.

Please either sign up for the newsletter here, or contact the factory at (269) 565-1000. You may also email your information to us at wacosales@dimorgroup.com.

	Name	Type	Rev	Model	Effectivity Range	Date	Compliance
WA-SIL002	STREAMLINE BRACE WIRE INSPECTION AND MAINTENANCE	Service Information Letter	NR	YMF WACO F5	ALL	11/05/2025
GL-SB0002	CENTER SECTION FORMER RIB CRACKS	Service Bulletin	A	Great Lakes 2T-1A-2	S/N 1200, 1202 thru 1217, 1220, and 1221 with the 30116-100 configuration of the upper wing center section.	07/11/2024	Mandatory
GL-SIL003	GREAT LAKES FUEL SYSTEM INSPECTION	Service Information Letter	NR	Great Lakes 2T-1A-2	ALL	08/31/2023
GL-SB0003	REPLACEMENT OF FRONT CONTROL STICK	Service Bulletin	NR	Great Lakes 2T-1A-2	S/N 1214, 1220, and 1221.	04/24/2023	Mandatory
GL-SIL001	VERTICAL STABILIZER FIN FORWARD ATTACHMENT BRACKET INSPECTION	Service Information Letter	NR	Great Lakes 2T-1A-2	SN 1200 and subsequent	02/27/2021
WA-SIL001	INTERCHANGEABILITY OF CERTAIN JACOBS ENGINE MODELS	Service Information Letter	NR	YMF WACO F5C	F5C040 thru F5C121	01/18/2021
SB10-01	ELEVATOR CABLE WEAR	Service Bulletin	IR	YMF WACO F5A, YMF WACO F5B, YMF WACO F5C	F5001 thru F5009, F5010 thru F5036, F5C040 thru F5C122	07/21/2010	Mandatory