Gree GMV-280WL/C-X - Page 36

DC Inverter Multi VRF System
33
UL
Wrong button-dial
UE
Charging of refrigerant is invalid
C0
Communication malfunction
between IDU, ODU and
IDU’s wired controller
C2
Communication malfunction
between main control and inverter
compressor driver
C3
Communication malfunction
between main control and
inverter fan driver
C4
Malfunction of lack of IDU
C5
Alarm because project code of
IDU is inconsistent
C8
Emergency status of compressor
C9
Emergency status of fan
CH
Rated capacity is too high
CC
Malfunction of lack of main
control unit
CL
Rated capacity is too low
CF
Malfunction of multiple main
control units
CJ
Malfunction of multiple main wired
controllers
CP
Malfunction of multiple main
wired controllers
CU
Communication malfunction
between IDU and the receiving
lamp plate
Cb
Overflow distribution of IP
address
Status
A0
Unit waiting for debugging
A1
Inquiry of compressor operation
parameters
A2
Refrigerant recovery
operation of after-sales
A3
Defrosting
A4
Oil-return
A5
Online test
A6
Heat pump function setting
A7
Quiet mode setting
A8
Vacuum pump mode
A9
IPLV test
AA
EU AA level EER test mode
AH
Heating
AC
Cooling
AL
Charging refrigerant automatically
AE
Charging refrigerant manually
AF
Fan
AJ
Alarm for cleaning filter
AP
Debugging confirmation for
startup of unit
AU
Long-distance emergency
stop
Ab
Emergency stop of operation
Ad
Limit operation
n0
SE operation setting of system
n1
Setting of defrosting cycle K1
n2
Setting of upper limit of IDU/ODU
capacity distribution ratio
n4
Limit setting for max.
capacity/output capacity
n6
Inquiry of project code of IDU
n7
Inquiry of malfunction
n8
Inquiry of parameters
nA
Heat pump unit
nH
Heating only unit
nC
Cooling only unit
nE
Negative sign code
nF
Fan model
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