Bort BWS-900 [10/38] Kickback and related warnings

Bort BWS-900 [10/38] Kickback and related warnings
10
Service
Have your power tool serviced by a qualied repair person
using only identical replacement parts. This will ensure that
the safety of the power tool is maintained.
SAFETY WARNINGS FOR ANGLE GRINDER
This power tool is intended to function as a grinder, sand-
er, wire brush or cut–o tool. Read all safety warnings, in-
structions, illustrations and specications provided with
this power tool. Failure to follow all instructions listed be-
low may result in electric shock, re and/or serious injury.
Operations such as polishing are not recommended to
be performed with this power tool. Operations for which
the power tool was not designed may create a hazard
and cause personal injury.
Do not use accessories which are not specically de-
signed and recommended by the tool manufacturer. Just
because the accessory can be attached to your power
tool, it does not assure safe operation.
The rated speed of the accessory must be at least equal
to the maximum speed marked on the power tool. Ac-
cessories running faster than their rated speed can break
and y apart.
The outside diameter and the thickness of your acces-
sory must be within the capacity rating of your power
tool. Incorrectly sized accessories cannot be adequately
guarded or controlled.
Threaded mounting of accessories must match the
grinder spindle thread. For accessories mounted by
anges, the arbour hole of the accessory must t the
locating diameter of the ange. Accessories that do not
match the mounting hardware of the power tool will run
out of balance, vibrate excessively and may cause loss of
control.
Do not use a damaged accessory. Before each use in-
spect the accessory such as abrasive wheels for chips and
cracks, backing pad for cracks, tear or excess wear, wire
brush for loose or cracked wires. If power tool or acces-
sory is dropped, inspect for damage or install an undam-
aged accessory. After inspecting and installing an acces-
sory, position yourself and bystanders away from the
plane of the rotating accessory and run the power tool at
maximum no–load speed for one minute. Damaged ac-
cessories will normally break apart during this test time.
Wear personal protective equipment. Depending on ap-
plication, use face shield, safety goggles or safety glasses.
As appropriate, wear dust mask, hearing protectors,
gloves and shop apron capable of stopping small abra-
sive or workpiece fragments. The eye protection must be
capable of stopping ying debris generated by various
operations. The dust mask or respirator must be capable
of ltrating particles generated by your operation. Pro-
longed exposure to high intensity noise may cause hear-
ing loss.
Keep bystanders a safe distance away from work area.
Anyone entering the work area must wear personal
protective equipment. Fragments of workpiece or of a
broken accessory may y away and cause injury beyond
immediate area of operation.
Hold the power tool by insulated gripping surfaces only,
when performing an operation where the cutting acces-
sory may contact hidden wiring or its own cord. Cutting
accessory contacting a “live” wire may make exposed
metal parts of the power tool “live” and could give the
operator an electric shock.
Position the cord clear of the spinning accessory. If you
lose control, the cord may be cut or snagged and your
hand or arm may be pulled into the spinning wheel.
Never lay the power tool down until the accessory has
come to a complete stop. The spinning wheel may grab
the surface and pull the power tool out of your control.
Do not run the power tool while carrying it at your side.
Accidental contact with the spinning accessory could
snag your clothing, pulling the accessory into your body.
Regularly clean the power tool’s air vents. The motor’s
fan will draw the dust inside the housing and excessive
accumulation of powdered metal may cause electrical
hazards.
Do not operate the power tool near ammable materials.
Sparks could ignite these materials.
Do not use accessories that require liquid coolants. Using
water or other liquid coolants may result in electrocution
or shock.
Kickback and related warnings
Kickback is a sudden reaction to a pinched or snagged
rotating wheel, backing pad, brush or any other acces-
sory. Pinching or snagging causes rapid stalling of the
rotating accessory which in turn causes the uncontrolled
power tool to be forced in the direction opposite of the
accessorys rotation at the point of the binding. For ex-
ample, if an abrasive wheel is snagged or pinched by the
workpiece, the edge of the wheel that is entering into the
pinch point can dig into the surface of the material caus-
ing the wheel to climb out or kick out. The wheel may
either jump toward or away from the operator, depend-
ing on direction of the wheel’s movement at the point
of pinching. Abrasive wheels may also break under these
conditions. Kickback is the result of power tool misuse
and/or incorrect operating procedures or conditions and
can be avoided by taking proper precautions as given
below.
Maintain a rm grip on the power tool and position your
body and arm to allow you to resist kickback forces. Al-
ways use auxiliary handle, if provided, for maximum con-
trol over kickback or torque reaction during start–up. The
operator can control torque reactions or kickback forces,
if proper precautions are taken.
Never place your hand near the rotating accessory. Ac-
cessory may kickback over your hand.
Do not position your body in the area where power tool
will move if kickback occurs. Kickback will propel the tool
in direction opposite to the wheel’s movement at the
point of snagging.
Use special care when working corners, sharp edges, etc.
Avoid bouncing and snagging the accessory. Corners,
sharp edges or bouncing have a tendency to snag the
rotating accessory and cause loss of control or kickback.
Do not attach a saw chain woodcarving blade or toothed
saw blade. Such blades create frequent kickback and loss
of control.
Safety warnings specic for Grinding
and Abrasive Cutting–O operations
Use only wheel types that are recommended for your
power tool and the specic guard designed for the se-

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