Yamaha YZ250T1 Owner's Service Manual page 156

CRANKCASE AND CRANKSHAFT
4-67
EC4N3401
Crankshaft bearing
1. Remove:
9 Bearing 1
NOTE:
9 Remove the bearing from the crankcase by
pressing its inner race as shown in å.
9 If the bearing is removed together with the
crankshaft, remove the bearing using a general
bearing puller 2 as shown in ∫.
9 Do not use the removed bearing.
EC4N4000
INSPECTION
EC4N4101
Crankcase
1. Inspect:
9 Contacting surface a
Scratches ¡ Replace.
9 Engine mounting boss b, crankcase
Cracks/Damage ¡ Replace.
2. Inspect:
9 Bearings 1
Rotate inner race with a finger.
Rough spot/Seizure ¡ Replace.
3. Inspect:
9 Oil seal 1
Damage ¡ Replace.
ENG