What do the “O” and “—“ symbols mean on the power switch?

The power switch is a rocker switch and it has two symbols on the face: “O” and “—“. They are the International symbols for power “On” and power “Off”.

“O” means the power is OFF and “–“means the power is ON.

To turn the power washer ON, press the “—“down on the power switch.

To turn the power washer OFF, press the “O” down on the power switch.