General Engine Inspection Criteria; Requirements For Engine Maintenance; Approved Parts - Lycoming TEO-540-C1A Maintenance Manual

TEO-540-C1A Engine Maintenance Manual
TEO-540-C1A Engine Maintenance Manual

7. General Engine Inspection Criteria

During visual inspection:
• Replace the crankcase, oil sump, or accessory housing if there is any raised metal on surfaces
• Replace the crankcase, oil sump, or accessory housing if there is any scratch, ding, dent, or
pit, that exceeds 0.050 in. (1.27 mm) depth
• Replace the crankcase if the dowels do not fully seat into the crankcase holes
• Replace any bent, damaged, or stripped studs, refer to Appendix A

8. Requirements for Engine Maintenance

A. These engines must be maintained using Lycoming Engines' approved methods and
procedures.
B. Refer to the latest revision of Service Bulletin No. SB-240 for a list of parts that must be
replaced whenever they are removed.

9. Approved Parts

CAUTION LYCOMING DOES NOT GIVE APPROVAL FOR USE OF PARTS
MANUFACTURER APPROVAL (PMA) PARTS ON ITS ENGINES.
LYCOMING INSTALLATION INSTRUCTIONS DO NOT APPLY TO PMA
PARTS. EQUIPMENT FAILURE COULD OCCUR IF LYCOMING
INSTRUCTIONS ARE USED TO INSTALL PMA PARTS. DAMAGES
RELATED TO THE INSTALLATION OF PMA PARTS COULD VOID THE
WARRANTY.
Lycoming Engines recommends these engines be maintained using only genuine Lycoming parts
(PMA parts have not been approved for use by Lycoming Engines).
Refer to the TEO-540-C1A Illustrated Parts Catalog for genuine Lycoming parts.
Before installing a component, complete a check of the shelf-life of the part as per the latest
revision of Service Letter No. L247.
© 2018 Avco Corporation. All Rights Reserved
November 2018
05-00
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