Table Of Debugging Codes - Gree XK49 Owner's Manual

Wired Controller XK49
A8 Vacuum-pumping Mode
AH
AC
AF
AJ Filter Clean Reminder

5.4 Table of Debugging Codes

Error
Content
Code
Outdoor Unit
Capacity
U2
Code/Jumper Cap
Setting Error
Phase Sequence
U3 Protection of Power
Supply
Protection of Lack of
U4
Refrigerant
Wrong Address of
U5 Compressor Drive
Board
Valve Abnormal
U6
Alarm
Indoor Unit Tube
U8
Malfunction
Outdoor Unit Tube
U9
Malfunction
Master indoor unit is
UC
successfully set.
Heating
Cooling
Fan
Error
Code
UE Refrigerant Charging is ineffective.
Emergency Operation DIP switch
UL
setting of the compressor is wrong.
Communication between indoor unit
and outdoor unit and the
C0 communication between indoor unit
and wired controller have
Communication error between
C2 master control and inverter
compressor drive
Communication error between
C3 master control and inverter fan
C4 Error of Lack of Indoor Unit
Alarm of Indoor Unit Project
C5
Number Collision
Alarm of Wrong Number of Outdoor
C6
nL Target low pressure modification
High temperature prevention under
nJ
Temperature-adjusting value during
nP
Clear the remote control shielding order of
nU
Content
malfunction.
motor drive
Unit
23
heating mode
defrosting
indoor unit
Error
Content
Code
Rated capacity is too
CH
high.
Rated capacity is too
CL
low.
Error of Multiple Master
CF
Indoor Unit
System addresses is
CJ
incompatible.
Error of Multiple Master
CP
Wired Controller
Communication Error
CU between Indoor Unit
and Remote Receiver
Outflow of Units IP
Cb
Address