Glossary Of Terms For Woodworking - Craftsman Contactor 113.236400 Owner's Manual

Contractor series 20" variable speed scroll saw
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Improper connection
of the equipment
grounding con-
ductor can result in a risk of electric shock. The conduc-
tor with insulation having an outer surface that is green
with or without yellow stripes is the equipment grounding
conductor. If repair or replacement of the electric cord or
plug is necessary, do not connect the equipment-ground-
ing conductor to a live terminal.
If the grounding
instructions are not completely
under-
stood, or if you are in doubt as to whether the tool is prop-
erly grounded check with a qualified electrician or service
)ersonnel,
WARNING: If not properly grounded, this tool can
cause an electrical shock, particularly when used
in damp locations, in proximity to plumbing, or out
of doors. If an electrical shock occurs there is the
potential
of a secondary
hazard, such as your
hands contacting the sawblade.
Properly
Grounded
Outlet
\
\
O
3-Prong Plug
Grounding
Prong
Motor Safety Protection
:
!. Connect this too! to a power source with the appropri-
ate voltage for your model and a 15-amp branch circu t
with a 15-amp time delay fuse or circuit breaker. Using
the wrong size fuse can damage the motor.
2. This motor has an electronic control that regulates the
speed and prov des overload protection to the motor, if
the motor fails to start after about 2 seconds push the
Speed Control
Knob "OFF'.
Check
that the blade
moves freely up and down by rotating the motor using
a screwdriver in the slot in the end of the motor shaft. It
the blade is free, try starting the motor again, if the
motor still will not start, refer to the "Motor Trouble-
shooting Chart".
3. If the motor should stall during cutting, push the Speed
Control Knob to the "OFF" position and unplug the tool.
Check that the blade is free. Free the blade, if neces-
sary. Plug in the power cord The motor may now be
restarted.
NOTE: If the internat overload
protector
has been
tripped, pushing the Speed Control
Knob "OFF" will
reset it.
4. Most motor troubles may be traced to loose or incor-
rect connections, overload, low voltage (such as small
size wire in the supply circuit) or to overly long supply
circuit wire. Always check the connections
the toad
and the supply circuit whenever
motor doesn't work
well. Check wire sizes and length with the Wire Size
Chart.
Wire Sizes
Green
Grounding
3-Prong
_"
Plug
\
Adapter
Make sure this
is Connected
to a Known
2-Prong
Outlet
NOTE: Make sure the proper extension cord is used and
is in good condition,
The use of any extension cord wi!l cause some loss ot
power. To keep this to a minimum and to prevent over-
heating and motor bum-out,
use the table shown to
determine
the minimum
wire size (A.W.G_) extenston
cord.
Use 0nly 3_wire extension
cords which have 3-prong
grounding
type plugs
and 3-pole
receptacles
which
accept the tools plug.
Extension
!
Wire Sizes Required for
!
NOTE: The adapter illustratedis for use only if you already
Cord Length
t
(A.W,G.)
have a properly grounded 2oprong outlet.
__
0-50 Ft.
_[
16
t
m
glossary of erms for woodworking
!. Kerr - the Slotcut by the blade,
i
.
5. Blade Tooth Set - the distance that the edge ot the
2. Leading
Edge - the edge of the workpiece which =s
pushed into the blade first.
3. Sawblade Path -the area of the workpiece directly in
line with and moving toward the sawblade edge.
4. Bevel Cut - the ability to tilt the table to make angle
cuts, An angle cutting operation made through the face
of the board
sawblade tooth is bent {or set) outward from the side of
the blade_
6. Trailing Edge - the workpiece
edge test cut by the
sawblade.
7. Workpiece-
the item on which the cutting operation is
being pedormed.

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