4. USAGE
To avoid mis-operations, please lock the controller after parameter setting.
At the main interface, pressing “ ” for 5 seconds, when hearing one sound, the keyboard is locked.
When the keyboard is locked, pressing “ ” for 5 seconds, when hearing one sound, the keyboard
lock is open.
NOTES: When the unit is in alarming state, the key lock can be removed automaticly.
In the main interface,press “ ” and “ ” for 0.5s can set the mode,press “ ” or “ ” to change
the current mode,you can switch different modes of colling, heating and auto mode. If there is no
operation for 5s system will save the current mode and back to the main interface,press “ ” can
not save setting. (The modes switching is useless of the unit you buy is singel-cold/single-heat unit.)
4.2.3 Mode switch
4.2.4 Keyboard lock
10
Press“ ” and “ ”
Press“ ” or “ ”
Press“ ” or “ ”
Cooling mode
Auto mode
Heating mode
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