Chicago Electric Power Tools 7" Angle grinder 67648 - Manual (Page 17)

Page 17 For technical questions, please call 1-800-444-3353. SKU 67648
carbon brush (40) replacement
The Carbon Brushes (40) may
require maintenance when the motor
performance of the tool decreases or
stops working completely. To maintain
the brushes:
Figure 5
Side of Housing (36)
Brush Holder (39)
Carbon Brush (40)
Carbon Brush Cap (41)
1. Unscrew the Brush Holder Cap (41)
using a flat head screwdriver (Sold
separately).
Pull the Brush from the Housing (36),
2.
noting the orientation of the old carbon
brushes to prevent needless wear if they
will be reinstalled.
The Carbon Brushes (41) are
3.
approximately 1/2” long. If either carbon
brush is worn down by more than 1/3,
replace both carbon brushes.
To clean old carbon brushes before
4.
reusing them, rub the contact areas with
a pencil eraser.
Hold the spring clips to the side and
5.
carefully, without forcing them, reinsert
the old carbon brushes in the same
orientation to reduce wear.
When installing the carbon brushes,
6.
make sure the carbon portions of the
carbon brushes contact the motor
armature and that the springs operate
freely.
Replace the Brush Caps. Do not 7.
overtighten.
Accessory Storage and handling
Handle accessories carefully to prevent 1.
dropping or bumping. Do not use wheels
that have been dropped or bumped.
Store accessories in shelves, racks,
2.
boxes, or drawers. Storage area must
be kept dry, and above freezing. Any
grinding wheels exposed to humidity or
freezing temperatures must not be used.