AC Fan Coil Unit Two-pipe Wall-
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10. Front cover installation 
1) After adjusting the front cover and then buckle the front cover; avoid clamping the communication switching wire 
during installation. 
 
2) Correct install the back cover and firmly buckle the front cover and back cover, if not you maybe make the front 
cover drop off. 
 
11. Wired controller initial parameters setting 
1. Change the related functions of the controller through adjusting the initial parameters, details refer to table. 
2. The wired controller initial parameter includes two codes "XY", the first code "X" means functions class, and the 
second code "Y" means the detailed configuration of this function. 
3. Setting method:   
1) Press "Mode" and "Fan" button simultaneously for 5 seconds to enter the parameter setting state; 
2) The value of this first code "X" is "0"; press the temperature setting button UP and DOWN to adjust the second 
code value; 
3) After setting the second code value, press Silent/OK button to switch the first code to the next value; 
4) When the first code value is "6", press Silent /OK button again to exit the parameters setting. 
4. The parameters setting function only under the situation which needs to adjust the default functions' setting states; 
otherwise do not need to be set. 
First code  Functions 
Second code   
0  1  2  3  4 
0  Cool-only/ Cool-Heat selection  Cool-Heat (Default)  Cool-only  /    / 
1  Indoor unit communication address setting  Yes(Default)  None  /  /  / 
2  Auto-restart  Yes(Default)  None  /  /  / 
3  Air filter cleaning reminding function 
Cancel the reminding 
function 
1250 hours
2500 hours 
(Default) 
5000hours 
10000 
hours 
5  Remote receiving function  Yes(Default)  None  /  /  / 
6 
Centigrade/ 
Fahrenheit display 
Centigrade  Fahrenheit  /  /  / 
Notes: The second code of the filter cleaning reminding is 2500 hours, which as default.