Chicago Electric 67648 Grinder User Manual


 
Page 14 For technical questions, please call 1-800-444-3353. SKU 67648
OPERATING INSTRUCTIONS
Read the ENTIRE IMPORTANT
SAFETY INFORMATION
section at the beginning of this
manual including all text under
subheadings therein before set up
or use of this product.
Tool Set Up
TO PREVENT
SERIOUS INJURY
FROM ACCIDENTAL
OPERATION:
Turn the Power Switch of the tool
off and unplug the tool from its
electrical outlet before installing
accessories.
Do not install a circular saw
blade, a wood carving blade,
carving disc with saw chain
cutters, or a cutting-carving disc
on this tool.
Each accessory must have the
correct arbor size and must t
properly on the shoulder
bushing. Make sure accessories
are tightened down securely.
Installing the Grinding Wheel
The Grinding Wheel (Sold separately) 1.
MUST be:
rated to at least 8,000 RPM.
no larger than 7” in diameter.


suitable for surface grinding, not edge 
grinding.
dry and clean.
proven undamaged by inspection and 
by the ring-test explained following.
2.
Button (21) to prevent the Spindle (6)
from turning.
Remove the Outer Flange (1). Keep 3.
the Inner Flange (2) in position on the
Spindle.
Closely inspect the Grinding Wheel 4.
before mounting. Perform a ring-test on
the wheel (unless wheel is smaller than
4” or is an unusual shape) as follows:
a.
through the arbor hole.
Tap
Wheel
Here
45° 45°
45° 45°
Hang
Wheel
from
Pin
V
E
R
T
I
C
A
L
C
E
N
T
E
R
b. 
light non-metallic object, such as a
screwdriver handle, at a point 45° from
the vertical center line on each side of
the wheel and 1 – 2 inches from the
edge of the wheel (see Illustration).
Rotate the wheel 90° and repeat the c.
test until the entire wheel has been
checked.
An undamaged wheel will give a clear d.
tone. If cracked, there will be a dead
sound and not a clear ring.
For wheels with paper gaskets (blotters) 5.
or metal gaskets: Slip the grinding wheel

The gasket should be centered on the
grinding wheel and the wheel and gasket