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If the battery can not charge, check the following:
• contact voltage
• makes good contact with the charger contacts
If the battery can not be charged again, visit an authorized RAIDER service center.
To make sure that the lithium-ion rechargeable battery will last longer, you must recharge it
immediately. You must recharge the battery when you notice that the power of the cordless tool is
decreasing.
16.2. Battery capacity indicator.
Press the button on the battery capacity indicator. It shows the status of the battery charge using 3
LEDs.
All 3 LEDs glow: The battery is charged
2 LED (s) are on: The battery has enough residual charge
1 LED is on: The battery is running low, charge the battery
All LEDs blink: The battery has completely broken down and defective. Do not use or charge a
defective battery.
16.3. Turn on and off.
The angle grinder is equipped with a safety switch to prevent mischief. f. To turn it on, press the on /
off switch to the straight and then down. To turn off the angle grinder, press the switch back. The on
/ off switch will return to your original set. Check the work tools before using them. The working tool
must be installed in a flawless way and rotated without touching anywhere. Let it rotate without a load
for at least one minute. Do not use damaged, beating or vibrating work tools. Damaged work tools can
be damaged and cause serious injuries.
Before the disc touches the work area, the machine must work at maximum speed.
Be careful when slitting channels into load-bearing walls. Before you start work, consult the building
engineer, architect or building site manager.
Lock the machined parts appropriately.
Do not overload the angle grinder to the extent that its rotation stops.
16. 4. Replacing the Grinding Discs.
Use a fork key to swap the discs.
Warning:
Simple swapping of spindle locking discs:
Push the spindle lock and allow the grinding wheel to lock in place. Open the flange nut with the fork
key. Replace the grinding or cutting discs and tighten the flange nut with the fork key.
Only push the spindle lock when the electric motor and the spindle are stationary! You must keep the
spindle lock depressed while changing the disc!
While working, the grinding and cutting discs are heavily heated, do not touch them until they have
cooled.
16.5. Rough grinding.
Never use rough grinding discs.
When working at a gradient of 30 ° to 40 ° when grinding you will achieve the best results. Move the
angle grinder with moderate pressure back and forth. The machined part will not overheat, its surface
will change its color, and deep furrows will not form.
16.6. Sanding with a lamellar disc with sandpaper.
You can also work on bent surfaces with a sanding sanding disc.
16.7. Cutting of metal.
When cutting, work with a moderate, tailored feed. Do not press the cutting disc, do not wedge it or
rotate it with it. When turning off the angle grinder, do not force the disc. When cutting profiles and
pipes with a rectangular cross section, it is best to start cutting from the smallest cross section.
16.8. Cutting of stone materials.
It is only possible to use the angle grinder for dry cutting and dry grinding.
When cutting stone materials, it is best to use a diamond cutting disc. Only use the angle grinder
with a dust collection system and operate a dust mask. When cutting particularly hard materials,
such as high gravel concrete, the diamond cutting disc may overheat and become damaged. This is
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