Carbon Brush (Sold Individually)

remove the brush cover on the end oppisite blade, unplug brush and remove bronze brusholder, if not replacing brushes , mark them for left and right. In my case the bearing had seized to the armature shaft much tighter than its normal shrink fit, so a bearing puller was needed, once the bearing is off, clean up shaft , heat bearing to abo ... Read more ut 200 deg F and blast end of shaft with cyrofreeze -60 F quickly drop bearing onto shaft and with very little effort it should slide on and bottom out on shaft. work quickly the shrink fit only lasts a few seconds. the trick is to heat bearing but not get it too warm and distort the plastic bearing cover. reinstall brush cap and old or new brushes. these old bucksaws are great for siding jobs , problem is only thing still available is the bearings and brushes. I think this saw is 35-40 years old , maybe I can get another 10 years out of it and by then I will be too old to lift it.