Hisense YXE-A03U Technical & Service Manual page 9

2. Wired Controller(YXE-A03U(E))
Auxiliary Heating Setting
In ON state, when the air conditioner is in heating mode, hold down "
auxiliary heating function. The auxiliary heating function will change in the following order:
When auxiliary heating is set to "ON", the auxiliary heating icon
or disappears according to the actual state after 5 minutes (auxiliary heating may not start as the
internal control condition is not satisfied);
After auxiliary heating is set to "OFF", the auxiliary heating icon
will be turned off immediately.
NOTE:
1. This function is only available for the models with auxiliary heating function and can be selected only
in heating mode.
2. If auxiliary heating function is not set manually, the default setting of the unit is to enable or disable
auxiliary heating function automatically according to external ambient temperature and other conditions.
3. After mode switching, power outage and ON/OFF operation, setting of manual auxiliary heating
function will be cleared.
Button Lock Setting
After setting of wired controller is completed, you can set the button lock to prevent children or others
from operating mistakenly. After button lock is set, any operation to the wired controller will be invalid.
Hold down " " key and "
again to cancel lock.
Filter Clean and Resetting
(Applicable to the existing filter hint function and shall be carried out by professionals)
When the filter needs to be maintained and washed, filter clean icon
the wired controller.
Please contact professionals to carry out maintenance of the filter. After completion, hold down "
button for 3s, then the buzzer will beep for four times to hint that the filter has been cleaned and reset.
NOTE:
Filter hint is only available to some of the models. For its washing, cleaning and replacement, please
read indoor unit operation instructions for details. During washing and maintenance, please always stop
operation of the air conditioner and turn off the power supply.
No display
Auxiliary heating OFF
Auxiliary heating ON
" key for 3s simultaneously to set the button lock. Repeat the operation
7
" button for 3s to select manual
will light up. It either displays
will disappear and auxiliary heating
will appear on screen of
"