39
3.13 Other Functions
a. Lock
Upon startup of the unit without malfunction or under the “Off” state of the unit, press
or
at the
same time for 5s till the wired controller enters the Lock function. In this case, LCD displays
. After that,
repress these two buttons at the same time for 5s to quit this function.
Under the Lock state, any other button press won’t get any response.
b. Memory
Memory switchover: Under the „Off“ state of the unit, press Mode and
at the same time for 5s to
switch memory states between memory on and memory off. When this function is activated, Memory will be
displayed. If this function is not set, the unit will be under the “Off” state after power failure and then power
recovery.
Memory recovery: If this function has been set for the wired controller, the wired controller after power
failure will resume its original running state upon power recovery. Memory contents: On/Off, Mode, set
temperature, set fan speed, Save function and Lock function.
c. Enquiry of the Outdoor Ambient Temperature
Under the “On” or “Off” state of the unit, press Enter/Cancel for 5s, and the outdoor ambient temperature
will be displayed after a sound of click. This enquiry state will quit by pressing Function or On/Off or during
the temperature adjustment. If there is not any operation for 10s, it will also quit automatically.
4 Errors
If there is an error occurring during the operation of the system, the error code will be displayed on the
LCD, as show in Fig.20. If multi errors occur at the same time, their codes will be displayed circularly.
Note: In event of any error, please turn off the unit and contact the professionally skilled personnel.
Fig.20
®
User’s Instructions
