Lycoming TEO-540-C1A Maintenance Manual page 175

TEO-540-C1A Engine Maintenance Manual
TEO-540-C1A Engine Maintenance Manual
Crankshaft Inspection Checklist for TEO-540-C1A Engines (Cont.)
Crankshaft Trigger Gear Assembly Inspection
NOTICE: Any time the crankshaft gear bolt (Figure 25) is removed from the crankshaft trigger
gear assembly, the bolt is to be discarded and replaced with a new bolt for the
applicable crankshaft trigger gear assembly. The discarded bolt is not to be re-
installed on any engine.
Do not remove the alignment dowel (Figure 25) from the end of the crankshaft unless
it is damaged. Replace a damaged alignment dowel per the "Alignment Dowel
Replacement" procedure in this chapter.
Crankshaft Trigger Gear Assembly and Crankshaft Gear Bolt
Item
The crankshaft trigger gear assembly
has three scallops (the larger scallops
enable the shim check) as shown in
Figure 26.
© 2018 Avco Corporation. All Rights Reserved
November 2018
Figure 25
Comments
Figure 26
Crankshaft Trigger Gear Assembly
Findings/
Corrective Action
Page 145
Done
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