Haier HB21FWRSS Service Manual page 19

CONTROL AND DISPLAY SYSTEM
When pressing chill-cold storage adjustment Button J and chill-cold storage adjustment
Button K at the same time for three seconds, the chill-cold storage sign I will be out after the
first sound of the buzzer an the chill-cold storage function is turn off; when pressing chill-cold
storage adjustment Button J and chill-cold storage adjustment Button K at the same time for
three seconds again, the chill-cold storage sign I will be on after the first sound of the buzzer
and the chill-cold storage function is turn on again.
F G
Press Button F and Button G and Button J on the vision board at the same time for three
seconds, the Celsius will be used after the first sound of the buzzer; Press Button F and Button
G and Button J on the vision board at the same time for three seconds again, the Fahrenheit
will be used after the first sound of the buzzer.
(Only apply for the models with the function of taking out cold drinks)
(Only apply for the models without the function of taking out cold drinks)
When the indicating light of the water filter is lighted, it means the water filter should be changed.
And after the water filter is changed, please press the water filter reset button M, and the
indicating light of the water filter N is out.
J K
J
M
M
N
N