Yamaha YZ250F Owner's Service Manual page 256

SWINGARM
Connecting rod
1. Inspect:
• Bearing 1
• Collar 2
Free play exists/unsmooth revolution/rust
→ Replace bearing and collar as a set.
2. Inspect:
• Oil seal 3
Damage → Replace.
EC575000
ASSEMBLY AND INSTALLATION
Bearing and oil seal
1. Install:
• Bearing 1
• Oil seal 2
To swingarm.
NOTE:
• Apply the molybdenum disulfide grease on
the bearing when installing.
• Install the bearing by pressing it on the side
having the manufacture's marks or numbers.
• First install the outer and then the inner bear-
ings to a specified depth from inside.
Installed depth of bearings:
Outer a: Zero mm (Zero in)
Inner b: 8.5 mm (0.33 in)
2. Install:
• Bearing 1
• Washer 2
• Oil seal 3
To relay arm.
NOTE:
• Apply the molybdenum disulfide grease on
the bearing when installing.
• Install the bearing by pressing it on the side
having the manufacture's marks or numbers.
• Apply the molybdenum disulfide grease on
the washer.
Installed depth of bearings a:
Zero mm (Zero in)
5 - 56
CHAS