POWER Turns air conditioner off.
SPEED "LOW" Low speed fan operation with cooling or not. SPEED "HI" High speed fan operation with cooling or not. This automatically controls the temperature of indoor air. Turn the knob so that arrow points to the cooler marks for more moderate cooling.
Normal Fan
1.Turn the SPEED mode switch to the "HI" or the "LOW" setting.
2.Set the thermostat control to the temperature mark "FAN ONLY".
Normal cooling
1.Turn the SPEED mode switch to the "HI" or the "LOW" setting.
2.Set the thermostat control to the desire temperature (the
If the room temperature is not satisfactory after a reasonable time, adjust the control to a warmer setting, as appropriate.
Maximum cooling
1.Turn the SPEED mode switch to the "HI" setting
2.Set the thermostat control to the MAX COOL temperature mark.
Quieter operation
1.Turn the SPEED mode switch to the "LOW" setting.
2.Set the thermostat control as needed.
CAUTION:
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Also when you shut off the air conditioner wait for 3 minutes before turning it on again. 
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