Oil Filter Element, Water Pump And Right Crankcase Cover Removal Points; Impeller Shaft; Oil Seal; Oil Delivery Pipe Inspection - Yamaha WR250F(P) Owner's Service Manual

OIL FILTER ELEMENT, WATER PUMP AND RIGHT
CRANKCASE COVER
REMOVAL POINTS

Impeller shaft

1. Remove:
Impeller 1
G
Washer 2
G
Impeller shaft 3
G
NOTE:
Hold the impeller shaft on its width across the
flats a with spanners, etc. and remove the
impeller.
EC4G3210

Oil seal

NOTE:
It is not necessary to disassemble the water
pump, unless there is an abnormality such as
excessive change in coolant level, discolora-
tion of coolant, or milky transmission oil.
1. Remove:
Bearing 1
G
2. Remove:
Oil seal 1
G
INSPECTION
Oil delivery pipe
1. Inspect:
Oil delivery pipe 1
G
Bend/damage → Replace.
Clogged → Blow.
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ENG