1. Wire connection instruction
VRF SYSTEM
Wire connection instruction

2. Indoor Part 5 4 3 2 1 5 4 3 2 1 5 4 3 2 1 5 4 3 2 1 5 4 3 2 1
Indoor unit A
Wired controller Port
Indoor unit B
Wired controller Port
Indoor unit C
Wired controller Port
Indoor unit D
Wired controller Port
Wired controller
Remark:
Max. 4 indoor units can be controlled
Max. length of each signal wire is 10m
Only Indoor unit A parameter can be enquired by the wired controller.

3. Additional wire connect to controller wire1 2 3 4 5
Peel the wire 2,3,4
Additional wire connect to controller wire

4. Connect the two wires together
Insulate the wire with insulated tape
Note:
Please note the wire color , don’t mixed them , 2 should connect to 2 , 3 to3 ,4 to 4

5. Indoor 1# Wired controller Indoor 2#
Remove the wire 1 and 5, from indoor 1# to indoor 2#, just wire 2,3,4 is OK
3-core wire
5-core wire

6. Wired controller
Indoor 1#
Indoor 2#

7. Thank You!