O-Re move end-bell
4.
Loosen (but do not remove) the end-bell screws. Rotate the end-bell assembly,
and pull it off the motor as shown in Fig. 3-5.
5.
Remove the armature from the motor can.
O-Worn brush and comm
6.
Inspect the brushes. If the brushes are less than 3/16” (5 mm) long, or if the
brushes are burnt and discolored, replace with new ones.
Warning!
DO NOT USE REPLACEMENT BRUSHES WITH A SERRATED OR WAVY
RUNNING SURFACE.
The serrated surface will cut into the commutator and
damage it.
Op er a tor's Guide
Electric Motors
LITE MA CHINES
3-7
Figure 3-4.
Figure 3-5.
