Service Instruction No. 1503
Accessory Drive Gear and Shaft Dowel Replacement
DATE: December 20, 2000
MODELS AFFECTED
Textron Lycoming VO-435-B1A model engines.
TIME OF COMPLIANCE
At overhaul or whenever the accessory drive gear and shaft assembly P/N 76327 is disassembled.
Any time the accessory drive gear and shaft assembly, P/N 76327, is disassembled, replace the three standard dowels, P/N 76323, connecting the gear and shaft with oversize dowels P/N 76323-P15.
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