Bearing Removal
2
Note:
bearing failure.
Replace both roller bearings as a set after a
1
3
5
1.
Remove the roller seals (see Roller Seal Removal
in this chapter of this manual).
2.
Remove both spiral retaining rings from the roller
shaft.
Note:
body and a slip fit on the roller shaft.
Roller bearings have a press fit into the roller
4
Figure 28
3.
Loosely secure roller body in a vise. Lightly tap one
end of the roller shaft with a plastic hammer to drive the
shaft and one of the bearings from the roller body.
1.
2.
3.
Roller shaft
Roller body
Seal
4.
5.
Bearing
Spiral retaining ring
4.
Use the roller shaft to remove the remaining bear-
ing.
5.
Clean roller bearing cavity and remove any rust or
corrosion with an abrasive cloth.
6.
Inspect bearings, roller shaft, spiral retaining rings,
and roller body for wear or damage. Replace compo-
nents as necessary.
Bearing Installation
1.
Pressing against the outer race of the bearing only,
drive one bearing all the way into either end of the roller
body (Fig. 28).
2.
Slide roller shaft through roller body and installed
bearing.
3.
Install spiral retaining ring against installed bearing.
4.
Slide the remaining bearing onto the roller shaft.
Pressing against the outer race of the bearing only, drive
the remaining bearing all the way into the end of the roll-
er body (Fig. 28).
5.
Install remaining spiral retaining ring.
6.
Install new seals (see Roller Seal Installation in this
chapter of this manual).
Greensmaster 3250−D
Page 7.1 − 23
Dual Point Adjust Cutting Units (Rev. D)
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