DUST SENSOR (OPTION)
Dust Sensor Operations
•Indicates the amount of dust being picked up and passing by the sensor which assist the user to clean more effi ciently.
•The dust sensor is activated au tomatically when the cleaner runs and is turned off when the cleaner is stopped.
Green : Amount of dust passing
sensor is small.
Red : Amount of dust passing sensor is large.
If the red light does not light up when cleaning a dusty location
-Clean the sensors (2EA) with a dry cloth.
-Take care when you use the cleaner because the dust sensor may malfunction or may break due to an impact.
Installing the Batteries
If the dest sensor does not work, change the batteries.
BATTERY TYPE : AAA Size 
14_ Operating cleaner