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The instrument cannot be powered ON when starting the rotating function

Check if  the power cable is connected.

Rotating function is not working

If the power/overload protection light is red, and LCD displays “Er 03”, it means that the overload protection system is on.

1. Press the speed/timer control knob first to close the rotating function.

2. Restart the rotating function after the load is lowered.

3. If the rotating function cannot start, repeat the steps above and gradually reduce the load.

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