-40-
Model W1877 (For Machines Mfd. Since 7/20)
SE
RV
IC
E
The motor on the W1877 is equipped with two long-life
carbon brushes—one on the front and one on the back of
the motor. The brush life is affected by motor loads and
usage. Worn brushes will result in intermittent operation
and difficulty starting the motor. If either brush is worn
down to
1
⁄
4
" (6mm) or less, replace both brushes as a set.
Tools.Needed.
Qty
Flat Head Screwdriver .........................................1
To.check/replace.motor.brushes,.do.these.steps:
1.
DISCONNECT MACHINE FROM POWER!
2.
Unscrew plastic brush covers, and remove motor
brush assemblies (see
Figure
37
).
Note:
As you remove brush assembly, make note
of carbon tip orientation. If found acceptable,
re-install in same way.
3.
Measure length of carbon tip. If carbon tip is worn
down to
1
⁄
4
" (6mm) or less, replace both brush
assemblies with new ones.
4.
Insert brush assemblies back into motor, and
re-install plastic caps.
Figure.37.
Removing front motor brush.
Brush Assembly
Replacing.Motor.Brushes
Содержание Shop Fox W1877
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