What to do if all 4 LEDs blink on my Hilti Grinder?
If all 4 LEDs are blinking and the Hilti Grinder doesn't run, it likely means the tool has been overloaded. To resolve this, release the control switch, then press it again, and let the grinder run under no load for about 30 seconds.
Why is 1 LED blinking on my Hilti Grinder and it won't run?
If 1 LED blinks and the Hilti Grinder doesn't run, it could be due to a low battery. Try changing the battery and charging the empty one. Alternatively, the battery might be too hot or too cold; allow it to cool down or warm up slowly to room temperature.
Why does the motor have no braking effect on my Hilti AG 500-A22?
If the motor on your Hilti Grinder has no braking effect, this could be due to a low battery. Try changing the battery and charging the empty one. It could also be that the power tool was briefly overloaded, in which case you should release the control switch and then press it again.
What to do if the battery doesn’t engage with an audible click on my Hilti Grinder?
If the battery doesn’t engage with an audible click on your Hilti Grinder, the retaining lugs on the battery may be dirty. Clean the retaining lugs and refit the battery.
What to do if all 4 LEDs flash on my Hilti AG 500-A22 Grinder and it doesn't work?
If all 4 LEDs are flashing and the device isn't working, it means the tool has been overloaded. Release the control switch, then press it again. Allow the power tool to run under no load for approximately 30 seconds.
Why does my Hilti AG 500-A22 motor have no braking effect?
If the motor has no braking effect, it could be due to a low battery. Try changing the battery and charging the empty one. Alternatively, the power tool may have been briefly overloaded. In that case, switch the power tool off and then on again.
How to fix a Hilti Grinder that does not achieve full power?
If the tool doesn't achieve full power, it's possible that a battery with inadequate capacity was used. Try using a battery with adequate capacity.
What to do if 1 LED flashes on my Hilti Grinder and it doesn't work?
If 1 LED flashes and the device isn't working, it could be due to a low battery. Change the battery and charge the empty one. Another possibility is that the battery is too hot or too cold. Allow the battery to cool down or warm up slowly to room temperature.
Why is my Hilti AG 500-A22 or battery getting very hot?
If the angle grinder or battery gets very hot, it could be due to an electrical fault. Switch the power tool off immediately, remove the battery, keep it under observation, and allow it to cool down.
Why does the battery on my Hilti Grinder run down more quickly than usual?
If the battery runs down more quickly than usual, it could be due to a very low ambient temperature. Allow the battery to warm up slowly to room temperature.
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