Replacing Brushes - Grizzly T31999 Owner's Manual

Replacing Brushes

This tool is equipped with a universal
motor that uses two carbon brushes to
transmit electrical current inside the motor.
These brushes are considered to be regu-
lar "wear items" or "consumables" that will
need to be replaced during the life of the
motor. The frequency of required replace-
ment is related to how much the motor is
used and how hard it is pushed.
Replace both carbon brushes at the same
time when the motor no longer reaches full
power, or when the brushes measure less
than ⁄ " long (new brushes are
1
4
To replace motor brushes:
1. DISCONNECT TOOL FROM POWER!
2. Remove (4) tap screws from left side
of main joiner handle (see Figure 28),
and separate both sides of handle.
Note: Make sure not to pull on or dam-
age the wires located in main handle
during disassembly.
Figure 28. Location of main handle
fasteners.
-24
-
3. Locate and remove (2) motor brushes
⁄ " long).
5
Figure 29. Replacing motor brush (1 of 2).
8
4. Replace motor brushes and install
x4
(see Figure 29).
Note: If removing the brushes by hand
is too difficult, carefully use a small
screwdriver to push down on the brush
holder tabs to release them.
main handle.
Model T31999 (Mfd. Since 02/20)