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Technical Information
Service Manual
 
button
● Press this button, can select Sleep 1 (   ), Sleep 2 (   ), Sleep 
3 (   ) and cancel the Sleep, circulate between these, after 
electried, Sleep Cancel is defaulted. Sleep 1 is Sleep mode 1, 
in Cool modes; sleep status after run for one hour, the main unit 
setting temperature will increase 1 , two hours, setting temperature 
increased 2 , then the unit will run at this setting temperature; 
In Heat mode: sleep status after run for one hour, the setting 
temperature will decrease 1 , two hours, setting temperature will 
decrease 2 , then the unit will run at this setting temperature.
● Sleep 2 is sleep mode 2, that is air conditioner will run according 
to the presetting a group of sleep temperature curve.
● Sleep 3-the sleep curve setting under Sleep mode by DIY;
(1) Under Sleep 3 mode, press “Turbo” button for a long time, 
remote controller enters into user individuation sleep setting 
status, at this time, the time of remote controller will display “1hour”, 
the setting temperature “88” will display the corresponding 
temperature of last setting sleep curve and blink (The rst entering 
will display according to the initial curve setting value of original 
factory);
(2) Adjust "▲" a nd " ▼" button, could change the corresponding 
setting temperature, after adjusted, press “Turbo” button for 
conrmation;
(3) At this time, 1hour will be automatically increased at the timer 
position on the remote control, (that are "2hours" or "3hours" or "8
hours " ), the place of setting temperature " 88 " will display the 
corresponding temperature of last setting sleep curve and blink;
(4) Repeat the above step (2)~(3) operation, until 8 h ours tempe 
rature setting  nished, sleep,curve setting nished, at this time, 
the remote controller will resume the original timer display; 
temperature display will resume to original setting temperature.
● Sleep 3-the sleep curve setting under Sleep mode by DIY could 
be inquired: The user could accord to sleep curve setting method 
to inquire the presetting sleep curve, enter into user individuation 
sleep setting status, but do not change the temperature, press 
“Turbo” button directly for confirmation. Note: In the above 
presetting or enquiry procedure, if continuously within 10s, there 
is no button pressed, the sleep curve setting within 10s, there 
is no button pressed , the sleep cu rve setting status will be 
automatically quit and resume to display the original displaying. 
In the presetting or enquiry procedure, press "ON/OFF" button,    
"Mode" button, " Sleep " butto n, the sleep curve setting or enquiry 
status will quit similarly.
 
button
Press this button to start I FEEL function and "   " will be 
displayed on the remote controller. After this function is set, the 
remote controller will send the detected ambient temperature 
to the controller and the unit will automatically adjust the indoor 
temperature according to the detected temperature. Press this 
button again to close I FEEL function and " " will disappear.
Please put the remote controller near user when this function 
is set. Do not put the remote controller near the object of high 
temperature or low temperature in order to avoid detecting 
inaccurate ambient temperature. When I FEEL function is turned 
on, the remote controller should be put within the area where 
indoor unit can receive the signal sent by the remote controller.
 button
● TIMER ON button
"TIMER ON" button can set th e time for timer on. After pressing 
this button, "   " icon disappears and the word "ON" on remote 
controller blinks. Press "▲"  or  "▼" button to adjust TIMER ON 
setting. After each pressing "▲" or "▼" button. TIMER ON setting 
will increase  or  decrease 1min.  Holding  "▲" or  "▼"  button, 2s 
later, the time will change quickly until reaching your required time.
Press "TIMER ON" to conrm it. The word "ON" will stop blinking. 
"   " icon resumes displaying. Cancel TIMER ON: Under the 
condition that TIMER ON is started up, press "TIMER ON" button 
to cancel it.
● TIMER OFF button
"TIMER OFF" button can set the time for timer off. After pressing 
this button, "  " icon disappears and the word "OFF" on remote 
controller blinks. Press "▲" or "▼" button to adjust TIMER  OFF 
setting. After  each  pressing  "▲"  or  "▼"  button,  TIMER  OFF 
setting will increase or decrease 1min. Holding "▲" or "▼" button, 
2s later, the time will change quickly until reaching your required 
time. Press "TIMER OFF" and the word "OFF" will stop blinking.   
"   " icon resumes displaying. Under the condition that TIMER 
OFF is started up, press "TIMER OFF" button to cancel it.
NOTE:
● Under on and off status, you can set TIMER OFF or TIMER ON 
simultaneously.
● Before  setting TIMER ON  or TIMER OFF,  please  adjust  the 
clock time.
● When turning on TIMER ON or TIMER  OFF function, set this 
function valid all the time and the air conditioner will be turned on 
or turned off at set temperature every day. "     " button has no 
affect to setting. If this function is not required, use the remote 
controller to cancel it.
 button
Press this button to set clock time. "   " icon on remote controller 
will blink. Press "▲" or "▼" button within 5s to set clock time. 
Each pressing of "▲" or "▼" button, clock time will increase or 
decrease 1 minute. If hold "▲" or "▼" button, 2s later, time will 
change quickly. Release this button when reaching your required 
time. Press "CLOCK" button to conrm the time. "   " icon stops 
blinking.
NOTE:
● Clock time adopts 24-hour mode.
● The interval between two operations can't exceed 5s.
Otherwise, remote controller will quit setting status.
Operation for TIMER ON/TIMER OFF is the same.