T1,T2,T3,T4, 
T2B,T5,TH, 
Targeted 
Frequency, 
Actual 
Frequency   
1. All the displaying temperature is actual 
value. 
2. All the temperature is °C no matter what 
kind of remote controller is used. 
3. T1,T2,T3,T4,T2B display range:-25~70, 
T5 display range:-20~130. 
4. Frequency display range: 0~159HZ. 
5. If the actual value exceeds the range, it 
will display the maximum value or minimum 
value. 
Indoor fan 
speed 
/Outdoor fan 
speed 
Low speed, Medium 
speed, High speed, 
Turbo 
For some big capacity motors. 
Actual fan 
speed=Display value 
turns to    decimal 
value and then 
multiply 10. The unit 
is RPM.   
For some small capacity motors, 
display value is from 14-FF(hexadecimal), 
the corresponding fan speed range is from 
200-2550RPM. 
Actual EXV opening 
value=Display value 
turns to decimal 
value and then 
multiply 2. 
Compressor 
continuous 
running time 
If the actual value exceeds the 
range, it will display the maximum 
value or minimum value. 
Causes of 
compressor 
stop. 
For the detailed 
meaning, please 
consult with engineer 
 
For MCD1-24HRFN1-MT0W(GA), 
•  To enter engineer mode, in power-on or standby mode, and in non-locked state, press the key 
combination “ON/OFF + Air Speed” for 7s: 
•  After entering the engineer mode, the remote control will display icons of “Auto, Cool, Dry, Heat”, 
and the Battery icon; at the same time, it will also display the numeric code of the current engineer 
mode (for the initial engineer mode, the numeric code displayed is 0), and all other icons are inactive. 
•  In engineer mode, the value of the current numeric code can be adjusted circularly through the 
Up/Down key, with the setting range of 0 to 30. Each time the current numeric code is adjusted, the 
special code of the engineer mode will be transmitted with a delay of 0.6s. The code can also be 
transmitted by pressing “OK”, and the special code of the engineer mode sent contains information of