Checking/Replacing Motor Brushes; Squaring Blade To Table - Grizzly G0969 Owner's Manual

21" vs scroll saw w/foot pedal
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Checking/Replacing
Motor Brushes
The motor on the Model G0969 is equipped with
two long-life carbon brushes—one on each side
of the motor. The brush life is affected by motor
loads and usage. Worn brushes will result in inter-
mittent operation and difficulty starting the motor.
If either brush is worn down to
replace both brushes as a set.
Items Needed
Flat Head Screwdriver
Motor Brushes (P0969370) ............................... 2
To check/replace motor brushes:
1.
DISCONNECT MACHINE FROM POWER!
2.
Unscrew plastic brush covers, and remove
motor brush assemblies (see Figure 35).
Note: As you remove brush assembly, make
note of carbon tip orientation. If acceptable,
re-install in same way.
Figure 35. Motor brush location.
3.
Measure length of carbon tip. If carbon tip is
worn down to
" (6mm) or less, replace both
1
4
brush assemblies with new ones.
4.
Insert brush assemblies back into motor, and
re-install plastic caps.
-30-
" (6mm) or less,
1
4
Qty
".................................. 1
1
2
Motor
Brush
(1 of 2)
Squaring Blade
to Table
It is normal for the blade to become slightly out of
alignment with regular use. Regularly check the
blade to ensure it is aligned correctly.
Note: The tilt scale is only an approximate scale
and should not be used when precise angle mea-
surements are required for the operation.
Tools Needed
Hex Wrench 4mm.............................................. 1
Machinist's Square ............................................ 1
To square blade to table:
1.
DISCONNECT MACHINE FROM POWER!
2.
Tilt frame to 0° and tighten frame lock lever.
3.
Remove hold-down shoe.
4.
Place a machinist's square flat on table
against side of blade (see Figure 36).
— If blade is square, no adjustment is
necessary.
— If blade is not square, proceed to Step 5.
Blade
Table
Figure 36. Squaring blade to table.
Model G0969 (Mfd. Since 07/23)
Qty
Square

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