-38-
Model G0449/G0450 (Mfd. Since 8/13)
Bearing
Replacement
The Model G0449/G0450 is designed for many
years of reliable service. But after long periods
of heavy use, it may be necessary to replace the
pillow bearings. Always replace both bearings on
the same drum.
Tools Needed:
Qty
Hex Wrench 3mm .............................................. 1
Wrench/Socket 17mm ........................................ 1
Flat Head Screwdriver ................................................1
Grease Gun ................................................................1
Grease ...................................................... (As needed)
To replace the pillow bearings:
1. DISCONNECT POWER TO SANDER!
2. Open the top cover, and remove the mount-
ing nuts, washers, and set screws shown in
Figure 46.
Figure 46. Pillow bearing mounting nuts,
washers, and set screws.
Grease Fitting
and Cap
Mounting Nuts &
Washers
Set Screws
NOTICE
Do not hammer on the bearing or housing,
as you WILL damage these precision parts.
3. Lift the drum and slide the bearing housing
and bearing from the drum shaft.
4. Clean and inspect the drum shaft for cracks,
burrs, wear, and other damage; replace/
repair as required.
5. Use a screwdriver to pry and rotate the bear-
ing so it is horizontal to the bearing-housing
mounting flanges, as shown in
Figure 47.
Figure 47. Bearing positioning for removal.
Mounting Flange
6. Slide the bearing out of the bearing housing,
as shown in
Figure 48.
Figure 48. Typical removal and installation
bearing positioning.
Bearing
Housing
Guide Pin
Summary of Contents for G0449
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