EGO PSA1000 Guide D'utilisation page 131

Speed-Adjustment Function (Fig. 7)
The power head has two speeds. Position"1" is for low speed while Position "2" is for
high speed. Push or pull the high/low-speed switch to choose the suitable speed during
operation.
To stop the power head
Release the trigger to stop the power head.
WARNING:
Always remove the battery pack from the power head during work
breaks and after finishing work.
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56-VOLT LITHIUM-ION POWER HEAD—PH1400