Maintenance
REPLACING MOTOR BRUSHES
Next to the dual speed toggle on the motor is a light (Figure 8). If the light is on, the
brushes need to be replaced. To replace brushes, complete the following steps:
1. Disconnect machine from power; remove the safety key.
2. Remove (3) bolts on cover (Figure 9); remove cover.
Note:
Do not remove the com-
mutator end bracket. Brushes can be installed through the openings in the bracket.
3. Remove (4) screws inside motor next to each brush (Figure 10).
4. Pull back spring and remove brush (Figure 11).
5. Replace brushes (wires should be on the top half of the brush).
Note:
Brush shunt
should be out of the way of the spring or brush holder.
6. Repeat for remaining brushes.
12
FIG. 8
FIG. 9
FIG. 10
FIG. 11
Summary of Contents for HELIX
Page 1: ...Read Manual Before Servicing Machine 403315 Rev J HELIX GRINDER SERVICE MANUAL...
Page 2: ......
Page 28: ...Parts List and Diagrams 28 NOTES...
Page 30: ......
Page 31: ......