SERVICE INSTRUCTION NO. 1569 B
April 21, 2020
Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS)
Lycoming 4 and 6-Cylinder piston aircraft engines
TIME OF COMPLIANCE:
At the owner/operator’s discretion.
REASON FOR REVISION:
Revised the SUBJECT line. Formatted pages 4 through 18 to indicate separation between Installation, Operation, and Maintenance chapters. Revised Table 2 – Troubleshooting Guide.
Product Support Network
Wherever you are in the world, you have access to exceptional expertise and knowledge about Lycoming engines. Get the most comprehensive customer service and support in the general aviation industry.
Get It Exchanged
Use our Engine Exchange Program to order a new, rebuilt, or overhauled engine to experience more airtime and less downtime.