Receiver JS13
18
d6
Outlet Pipe Temperature
o7 IDU Losing Step Protection
IDU Driver Communication Error
d8
Water Temperature
o9
Communication Error of IDU
High Temperature of IDU Module
dA
Indoor Unit Hardware Address
oC IDU Charging Circuit Error
dH
Wired Controller PC-Board
ob
Temperature Sensor Error of IDU
dC
Capacity DIP Switch Setting
— —
5.3 Table of Debugging Codes
Debugging
Content
Debugging
Content
U2
Outdoor Unit Capacity
Code/Jumper Cap Setting
Error
C0
Communication between indoor
unit and outdoor unit and the
communication between indoor
unit and wired controller have
U3
Phase Sequence Protection of
C1
Communication error of expansion
U4
Protection of Lack of
Refrigerant
C2
Communication error between
master control and inverter