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WARNING
Examine the machine before you use. The machine must be
installed correctly and can move freely. Do a test to operate
for 1 minute with no load. Do not use damaged, out of
centre or vibration machine. Damaged machine can break
and cause injuries
4.3 ADJUST THE GUARD
Figure 6.
WARNING
Adjust the guard on the machine correctly refer to which
side you install the handle.
WARNING
Let the guard in front of the machine. If not, sparks and
loose pieces of the grinding wheel can cause injury to the
operator. Put the guard in the correct location.
1. Remove the battery pack.
2. Pull the guard clasp to unlock the guard.
3. Turn the guard to its correct position.
4. Push the guard clasp in to lock the guard.
NOTE
Make sure that you install the ridge on the guard in the
groove of the bearing cap.
4.4 REPLACE THE GUARD
WARNING
Do not change or loosen guard screw. Failure to follow this
warning can make the guard to become loose during
operation and cause injury.
After extended use, you must replace the guard. If you fall the
machine and cause damage the guard. It is also necessary for
you to replace the guard.
WARNING
To prevent loss of control and possible injury, operate the
machine with two hands and keep one hand on the auxiliary
handle.
• Remove the battery pack from the machine.
• Push the spindle lock.
• Use a wrench to loosen and remove clamp nut.
• Remove grinding wheel and disc flange.
• Pull the guard clasp to unlock the guard.
• Remove the guard from the groove in the housing.
• Put the new guard on the shoulder of the bearing cap.
• Adjust the guard to the correct position.
NOTE
Make sure you install the ridge on the guard in the groove
on the bearing cap.
• Install disc flange, grinding wheel, and clamp nut.
• Tighten the clamp nut.
4.5 OPERATE THE MACHINE
Use correct grinding wheels that are recommended for the
material. Make sure that the minimum speed of a accessory
wheel is 6,500 r/min. or more. The grinding wheel is correct
for grinding welds, preparing surfaces to be welded, grinding
structural steel, and grinding stainless steel.
CAUTION
Do not use the machine without the guard. Use the machine
without guard will cause injury to the operator.
NOTE
Make sure all work in a vise or clamp to a workbench.
1. Use two hands to hold the machine in front and away
from you and the workpices.
2. Start the grinder and let the engine and grinding wheel
increase to full speed.
3. Lower the grinder until the grinding wheel touches the
workpiece.
4. Keep the machine tilted at an angle from 5° to 15° and
move at a stable speed.
5. Use sufficient pressure to keep the machine stable.
6. Lift the machine away from the workpiece before you
stop the machine.
WARNING
To prevent loss of control and injury,operate the machine
with two hands and keep one hand on the auxiliary handle.
NOTE
If you put the machine in one point too long or hold the
machine at too sharp an angle, it will make grooves in the
workpiece.
NOTE
Heavy pressure decreases the speed and put a strain on the
engine. The weight of the machine is sufficient for most
grinding works. Use light pressure when you grind jagged
edges or loose bolts where there is the possible to stop the
machine on the metal edge.
5
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