Haier DD450R* User Manual

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Centigrade degree,buzzer will ring once. Press and hold “select” for 3 seconds,it will change 

form Centigrade to be Fahrenheit, buzzer will ring once again. 

Display panel has power button”Power”,If you want to stop unit working for short time or to 

restart,press and hold“power” for 3 seconds to open and close. 

Notes:If you want to stop unit working for long time,please shut off power supply,take off plug 

of socket, cut off the fuser,clean RF,and remove door of unit to get rid of Odour 

Note: This mode is available for the observance of certain religious holidays. 

   Press and hold 

” and  “

” at the same time for 3 seconds, buzzer will ring once, 

∧

∨

display panel will flash for 3 times and close.This indicates that the unit has entered Sabbath 

mode.In this mode,normal cooling operations still take place(compressor,magnetic 

valve,fan,heater strip),but all luminous equipment    including display panel,LED bulb will shut 

off no matter door is opening or closing. 

   Press and hold ∧” and  “∨” at the same time for 3 seconds,after figure of display panels 

flashs for 3 times,you can exit from Sabbath mode. 

Sound alarm system can keep temperature from exceeding so much 

If the door of unit is kept open for long time and affect temperature so much,the system will 

give an alarm,if you want to close it,press “SET” button. 

    When interior temperature of  unit is too hot or cold,product will give an 

alarm.Temperature display will change and flash.It will keep flashing until the cause is 

removed.If you want to close alarm system,press “SET”button. 

     Notes: When display error appears,alarm system will take effect,you can shut off the 

power supply for 10 minutes if not aware of cause. Restart it again.If problems remain,please 

contact with nearest customer sevice center. 

Unit can defrost automatically: the water of back wall will drain into water tank  and be 

evaporated by the calorie of condensator.Please check if water can drain into the tank 

automatically.