46
Technical Information
Service Manual
Replacement of batteries in remote 
controller
①
 ).
Lift the cover along the direction of arrow (as shown in Fig
Take out the original batteries (as shown in Fig 1 
②
 ).
Place two 7#  (AAA 1.5V)  dry  batteries, and make  sure  the
During cleaning, please make sure the room is well ventilated
to avoid af
fecting the degree of comfort.
e  self-cleaning function  can  only  work  under  normal 
  temperature.  If  the  room is  dusty,  clean once  a 
if  not,  clean  once  every  three  months. After  the  self-
function is turned on, you may leave the room. When 
mode.
This function is applicable for some models.
4.Reinstall the cover (as shown in Fig 2 
④
 ).
Fig.1
Fig.2 
of “ + ” polar and “ - ” polar is correct (as shown in 
③
 ).
①
②
③
④
During operation, point the remote control signal
sender at the receiving window on indoor unit.
●
The distance  between signal  sender and receiving window
●
should be no more than 8m, and there should be no obstacles 
between them.
Signal  may  be  interfered  easily  in  the  room  where  there
Replace new batteries of the same model when replacement
fluorescent  lamp  or  wireless  telephone;  remote  controller 
should be close to indoor unit during operation.
take out the batteries.
●
When you don't use remote controller for a long time, please
y, please replace batteries.
If the  display  on remote controller is  fuzzy  or there's  no