Haier HSU-12LEA03 User Manual - Page 23

Maintenance Replacement of Air Purifying Filter 1.Open the lnlet Grille Prop up the inlet grille by using a small device named grille-support which located in the right side of the indoor unit. 2.Detach the standard air filter Slide the knob slightly upward to release the filter, then withdraw it. 3.Attach Air Purifying Filter Put air purifying filter appliances into the right and left filter frames. Detach old Air Purifying Filter 4.Attach the standard air filter (Necessary installation) ATTENTION: The white side of the photocatyal st air purifying filter face outside, and the black side face the unit. The green side of the bacteria-killing medium air purifying filter face outside, and the white side face the unit. 5.Close the Inlet Grille Close the Grille surely NOTE: The photocatalyst air purifying filter and the bacteria-killing medium air purifying filter will be used based on real situation. The bacteria-killing medium air purifying filter will be used for a long time,no need for replacement. But in the period of using them ,you should remove the dust frequently by using vacuum cleaner or flaping them lightly,otherwise ,its performance will be affected. Please keep the bacteria-killing medium air purifying filter in the cool and dry conditions avoid long time directly sunshine when you stop using it,or its ability of sterilization will be reduced. 22