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10.2.8  Auto switch operation 
  The following operations can be performed by 
pressing the “AUTO” switch. 
1  AUTO OPERATION MODE 
The Auto operation will be activated 
immediately once the Auto Switch is pressed. 
2  TEST RUN OPERATION (FOR PUMP 
DOWN/SERVICING PURPOSE) 
The Test Run operation will be activated if the 
Auto Switch is pressed continuously for more 
than 5 sec. to below 8 sec. A “pep” sound will 
occur at the fifth sec., in order to identify the 
starting of Test Run operation. 
 
 
 
 
 
 
 
 
10.2.9 Changing the remote control transmission code 
1  Press AUTO switch on indoor unit 
continuously for 11 seconds (Buzzer sound = 
pep pep pep) 
2  After 11 seconds, release AUTO switch, then 
press remote control TIMER “▼” button 
continuously for 5 seconds. Reset code will be 
transmitted. After transmitted reset code, 
release TIMER “▼” button. 
3  Press remote control “OFF/ON” button. The 
new remote control number will be accepted 
and memorized, after which the new remote 
control number can be used. 
 
 
 
 
 
 
Remote control number change in Remote Controller 
1  Remove battery from the battery compartment 
in the Remote Controller. 
2  At left side of battery compartment, there is a 
small opening at the centre in which a Jumper 
(J_A) can be seen. Also in remote control 
PCB shown below, Jumper (J_B) can be 
seen. 
 
 
 
 
 
J_A J_B 
Remote control 
number 
Short Open A(Default) 
Open Open  B 
Short Short  C 
Open Short  D