Service Guide

29
(B) Denition and description of SW03
Note 2:
• Set the address by dip switch when connecting the centralized controller or gateway or charge system.
• Address of centralized controller =communication address + 0 or +64.
SW03_ 2=OFF, address of centralized controller =communication address+0=communication address SW03_
2=ON, address of centralized controller=communication address+64 (applies when centralized controller is used
and there are more than 64 indoor units)
•To use with 0010451181A in use, it is required to use code for address setting. Set SW03_1=0N and SW03_
2=OFF; SW03_3, SW03_ 4, SW03_5, SW03_6, SW03_7 and SW03_ 8 are address codes which are set
according to actual address.
(C) Jumper denition description
Electronic expansion valve PMV manual control settings (CN27, CN29)
Manually fully open CN27: short circuit CN27 for 2 seconds after power, the PMV fully opened.
Manually fully close CN29: short circuit CN29 for 2 seconds after power, the PMV fully closed.
(D) 26°C Lock function Activation:
Default: Deactivated
Activation: Press "Health" button on remote controller 8 times in 5 seconds, and you hear 4 times beep, then
activate the function.
Deactivation: Press "Health" button on remote controller 8 times in 5 seconds, and you hear 2 times beep, then
deactivate the function.
SW03
Set the
communication
and central
control address
by dip switch
(*Note 2)
[1] [2] [3] [4] [5] [6] [7] [8]
Communication
address
Central control
address
ON OFF OFF OFF OFF OFF OFF OFF
0
(default)
0
(default)
ON OFF OFF OFF OFF OFF OFF ON 1 1
ON OFF OFF OFF OFF OFF ON OFF 2 2
… … … … … … … … … …
ON OFF ON ON ON ON ON ON 63 63
ON ON OFF OFF OFF OFF OFF OFF 0 64
ON ON OFF OFF OFF OFF OFF ON 1 65
ON ON OFF OFF OFF OFF ON OFF 2 66
… … … … … … … … … …
ON ON ON ON ON ON ON ON 63 127
OFF … … … … … … …
Set the address by wired controller
or automatically (default)