HSU09VHJ˄DB˅-SM  
Funcitions and Control 
Domestic Air Conditioner
18
5.1.3.5 Sleeping function
a.
After setting the sleeping function, the refrigerating mode and dehumidification mode will run as per 
the following rules:
 
    1 hour  1 hour             6hours 
   T()
    Ts+4 
    Ts+2  
   Ts     Sleep                           OFF       t(hour) 
b.After setting the sleeping function, the heating mode will run as per the following rules: 
  
         T()      1 hour 1 hour    3hours        3hours     
    Ts 
 Ts-4    
         Ts-6 
        Ts-8 
     Ts          Sleep                    OFF    t(hour) 
 
As shown in the above diagram, after running for 1 hour under refrigerating mode and 
dehumidification mode, the setting temperature will increase about2
; after another 1 hour, it will 
increase about2
  again, and after 6 hours, it will cease; after running for 1 hour under heating 
mode, the setting temperature will decrease about4
, after another 1 hour, it will decrease the 
about 4
  again, and after 3 hours, it will increase about 2 , and after other 3 hours, it will cease.ć
5.1.3.6 Trial running 
The indicated frequency for trial running is 58Hz, wind volume is strong. 
The trial running will last for 30 minutes and then the unit will be powered off. The unit will exit the trial 
running if it receives any remote-control signal during the trial running period. 
There is no low-intense running protection. 
5.1.3.7 Power failure compensation 
To enter into the function please press the sleep key 10 times with 4 beeps in 7 seconds 
Under the power failure compensation mode, unplug and plug again ,the indoor unit will resume 
original operation   
Under the power failure compensation mode, unplug and plug again, the unit will be on OFF state. 
Mode, Fan speed, Healthy, Set temperature  can be memoried. Swing, Timer, Sleep cannot be