Installation
3.4 ELECTRICAL INSTALLATION
1 Make sure that indoor unit is switched off, and then, open the electrical box.
2 Disconnect the Remote Control (RCS) cable from the electrical box terminals of the indoor unit and connect it into the PC-AMTB
screw terminals "RC-A,B".
3 Disconnect the H-LINK cable from the electrical box terminals of the indoor unit and connect it into the PC-AMTB screw terminals
"HLINK1-1,2".
4 Remove wire <4> from IU electrical box (from terminal box and "CN2" connector).
5 Connect wire <1> from PC-AMTB "HLINK 2" connector to IU PCB "CN2".
6 Connect wire <2> between PC-AMTB "EV IN" and IU PCB "CN11".
7 Disconnect EVI wire <3*> from IU PCB "CN11" and switch it to connector wire <3>. The other ending of wire <3*> must be switched
to PC-AMTB "EV OUT".
8 Connect power wires <5> to PC-AMTB screw terminals "POWER SUPPLY".
IU BEFORE PC-AMTB CONNECTION
IU AFTER PC-AMTB CONNECTION
N O T E
• IU PCB: Indoor unit printed circuit board.
• EVI: Indoor unit expansion valve.
• Connectors in wires named after connectors in PC-AMTB and IU PCB.
3
PMML0325A rev.0 - 07/2014