MCAC-UTSM-201503 R410A Full DC Inverter Split Duct Type Technical Manual
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(3) Fan key
Under the setting operation mode, press this key to set the fan of the indoor unit to run in the automatic,
high, medium or low level of air.
(4) Time on key
Under the setting operation mode, press this key can set the timing to turn on the air conditioner; press
this key again can exit the timing setting, and restore the normal temperature regulation operation mode
(5) Time off key
Under the setting operation mode, press this key can set the timing shutdown of air conditioner, press this
key again will exit the timing setting, and restore the normal temperature regulation operation mode.
(6) Swing key
Under the setting operation mode, press this key can enable or disable the swing function. If all currently
selected air conditioners have no swing function, no effect will result after pressing the key.
(7) Leftward key
In the query mode, if this key is pressed, the operation state data of the previous air conditioner will be
displayed. If it is currently on the first machine, the data of the last machine will be displayed, when the
key is pressed. If you hold down this key, the address will decrease one by one. In the setting mode, if it is
in single operation mode, the air conditioner of the previous in-service address number will be selected,
when this key is pressed, if it is in the global operation mode, no effect will result when this key is pressed.
In the main page, press the key to enter the query mode. By default, it is the first in-service air conditioner.
(8) Rightward key
In the query mode, when the key is pressed, the next in-service air conditioner is selected, and its
operational state data will be displayed. If it is currently on the last air conditioner, the first one is selected
→ auto
→ low → medium → high →
