Specifications

Ducted Split Type Air-Conditioning
16
5.14 Debugging Functions
Under off state of the unit, press Function and Timer buttons continuously for 5s into debugging menu. Press
Mode button to adjust the setting items and ▲ or ▼ button to set the actual value.
5.14.1 Ambient Temperature Sensor Setting
In debugging mode, press Mode button to adjust the temperature displayed location displaying 00, and press
▲ or ▼ button to adjust setting state at timer displayed location. There are 3 types for selection:
(1) Indoor ambient temperature is that at return air inlet (01 is displayed at timer displayed location)
(2) Indoor ambient temperature is that at the place of displayer (02 is displayed at timer displayed location)
(3) Return air inlet temperature sensor shall be selected for cooling, dry and fan modes and wired
controller temperature sensor (03 is displayed at timer displayed location) shall be selected for heating
and auto modes.
5.14.2 Three Grades of Speed for Indoor Fan
In debugging mode, press Mode button to adjust the temperature displayed location displaying 01 and press
▲ or ▼ button to adjust setting state at timer displayed location. There are 2 types for selection:
(1) 3 low grades ( LCD displays 01)
(2) 3 high grades ( LCD displays 02)
Three low grades indicate high, medium and low grades and 3 high grades indicate super-high, high and
medium grades.
Press Enter/Cancel button to save the setting and quit after setting. If there is not any operation within 20s
after the system responds the latest button operation in this interface, the system will quit this menu and display
normal off state; meanwhile, current setting won’t be saved.
5.15 Other Functions
5.15.1 Lock Function
Upon startup of the unit without malfunction or under off state of the unit, press ▲ and ▼buttons at
the same time for 5s till the wired controller enters lock state. In this case, LCD displays . After that,
repress these two buttons at the same time for 5s to quit lock state.
Under lock state, any other buttons won’t give any response to the press.
5.15.2 Memory Function
Memory switchover: Under off state of the unit, press Mode and ▲ buttons at the same time for 5s to switch
memory modes. During setting memory mode, Memory will be displayed. If this function is not set, the unit
will be under off state after power failure and then power recovery.
Memory recovery: If memory mode has been set for wired controller, the wired controller after power failure
will resume its original running state upon power recovery.
Note:
It will take about 5s to save all the information. Please don’t cut down the power after content changed in 5
second, or It may be fail to save the content.
5.15.3 Gate-control Display Function*
If there is gate control system, the unit can run after plugging in card and stop after pulling out the card.
If memory function is on, the unit after plugging out of card and then plugging in will run according to the
memory. If the card is not plugged in (or poor plugging), the mark will show and the unit will be turned off.
If memory function is off, the unit after plugging out the out will be turned off and the mark will show.
If re-plugging in the card, the mark will disappear and the unit enter will enter off state.
Note:
1) During long-distance monitoring, the unit on /off can not be controlled by the card, but the mark will
also show after plugging in the card.
2) The unit can not be controlled by button operation after plugging out the card.