Instructions For Dip Switch; Electrical Wiring Work For Indoor Unit - Gree GWHD(48S)NM3CO Service Manual

Super Free Match
Service Manual

7.8 Instructions for DIP Switch

2 digits DIP is adopted to assign the address when using multi-BU modules and the address cannot be
repeated in the same unit.
One outdoor unit can connect to no more than 3 BU modules.
"ON" side means "ON" and the opposite side represents "OFF". (Note: The black part is lever.)
Number
1
2
3

7.9 Electrical Wiring Work for Indoor Unit

1) Open surface panel.
2) Remove the electrical box cover.
3) Route the power connection cord from the back of the indoor unit and pull it toward the front through
the wiring hole upward.
4) Connect the wiring (communication) through the piping hole of the chassis and the bottom of the
appliance upward, then connect the brown wire to the Terminal board "3";black wire(the
communication wire) to the Terminal board"2";blue wire to the Terminal board "N(1)",and connect the
ground wire to the screw terminal on the electric box. Clamp them with the corresponding wire clamp
packed in the chassis.
5) Reassemble the electrical box cover.
6) Recover the surface panel.
7) The temperature of refrigerant circuit will be high, please keep the interconnection cable away from the
copper tube.
INSTALLATION 112
DIP Code
DIP 1 DIP 2
OFF OFF
OFF ON
ON OFF
Icon Address
BU 1
BU 2
BU 3