Checking The Balancer Shaft Assembly; Checking The Crankcase - Yamaha YP400T Service Manual

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Table of Contents

• crankshaft sprocket 1

• balancer drive gear 2

• crankshaft journal

• crankshaft journal oil passage

CHECKING THE BALANCER SHAFT

• balancer shaft assembly

1. Thoroughly wash the crankcase halves in a

2. Thoroughly clean all the gasket surfaces

• oil delivery passages

Damage/wear → Replace the crankshaft.

Scratches/wear → Replace the crankshaft.

Obstruction → Blow out with compressed

Cracks/damage → Replace.

mild solvent.

and crankcase mating surfaces.

Cracks/damage → Replace.

Obstruction → Blow out with compressed

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