NOTE
In order to accommodate clearer type, larger charts and graphs, and more
detailed illustrations, this edition of the IO-320 Series Operator’s Manual,
Lycoming Part Number 60297-31 is presented in an 8-1/2 x 11 inch
format. This edition is a complete manual, current as of the date of issue.
The manual incorporates all previously issued revisions.
This manual will be kept current by revisions available from Lycoming
distributors or from the factory. All revisions will be accompanied by an
Operator’s Manual Revision page which will identify the revision level, the
date of the revision, and the pages revised, added or deleted. All revisions
will be supplied in the 8-1/2 x 11 inch format.