Yamaha WR250FM service manual Impeller shaft gear, Bearing, Assembly and Installation Oil seal

OIL FILTER ELEMENT, WATER PUMP AND RIGHT CRANKCASE COVER

ENG

EC444200

Impeller shaft

1.Inspect:

•Impeller shaft 1 Bend/wear/damage → Replace. Fur deposits → Clean.

EC444300

Impeller shaft gear

1.Inspect:

•Gear teeth a Wear/damage → Replace.

EC4H4600

Bearing

1.Inspect:

•Bearing

Rotate inner race with a finger. Rough spot/seizure → Replace.

EC444400

Oil seal

1.Inspect:

•Oil seal 1

Wear/damage → Replace.

ASSEMBLY AND INSTALLATION Oil seal

1. Install:

• Oil seal 1 New

NOTE:

•Apply the lithium soap base grease on the oil seal lip.

•Install the oil seal with its manufacture’s marks or numbers facing the right crankcase cover 2.

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