Maintenance
1.Open the lnlet Grille
2.Detach the standard air filter
3.Attach Air Purifying Filter
4.Attach the standard air filter
(Necessary installation)
5.Close the Inlet Grille
Close the Grille surely
Slide the knob slightly upward to release the
filter, then withdraw it.
Put air purifying filter appliances into the
right and left filter frames.
Detach old Air Purifying Filter
Replacement of Air Purifying Filter
NOTE:
The photocatalyst air purifying filter and the bacteria-killing medium air purifying
filter will be used based on real situation.
Prop up the inlet grille by using a small device named 
grille-support which located in the right side of the ind-
oor unit. 
  ATTENTION:
The white side of the photocatalystairpurifyingfilterfaceoutside,
andtheblacksidefacetheunit.
The green side of the bacteria-killing medium air purifying filter face outside,
and the white side face the unit.
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. 
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.
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