Gree GMV-680WM/E-X Manuel D'utilisateur page 69

Debugging:
Error Code
Preheat time of compressor is
U0
insufficient
Wrong setting of ODU's capacity
U2
code/jumper cap
Power supply phase sequence
U3
protection
U4 Refrigerant-lacking protection
Wrong address for driving board of
U5
compressor
U6 Alarm because valve is abnormal
U8 Malfunction of pipeline for IDU
U9 Malfunction of pipeline for ODU
UC Setting of main IDU is succeeded
Emergency operation DIP switch
UL
code of compressor is wrong
UE Charging of refrigerant is invalid
Identification malfunction of IDU of
UF
mode exchanger
Communication malfunction between
C0
IDU, ODU and IDU's wired controller
Communication malfunction between
C1
main control and DC-DC controller
Communication malfunction between
C2 main control and inverter compressor
driver
Communication malfunction between
C3
main control and inverter fan driver
C4 Malfunction of lack of IDU
Alarm because project code of IDU is
C5
inconsistent
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Error Code
Alarm because ODU quantity is
C6
inconsistent
Abnormal communication of
C7
converter
C8 Emergency status of compressor
C9 Emergency status of fan
CA Emergency status of module
CH Rated capacity is too high
CC No main unit
The matching ratio of rated capacity
CL
for IDU and ODU is too low
Communication malfunction
CE
between mode exchanger and IDU
Malfunction of multiple main control
CF
units
Address DIP switch code of system
CJ
is shocking
Malfunction of multiple wired
CP
controller
Communication malfunction
CU
between IDU and the receiving lamp
Cb Overflow distribution of IP address
Communication malfunction
Cd
between mode exchanger and ODU
Malfunction of network for IDU and
Cn
ODU of mode exchanger
Communication malfunction of mode
Cy
exchanger
GMV DC Inverter VRF
Content