Photovoltaic Direct-driven Inverter VRF
71
Error Code
Content
Error Code
Content
U6
Alarm because valve is abnormal
CA
Emergency status of module
U8
Malfunction of pipeline for IDU
CH
Rated capacity is too high
U9
Malfunction of pipeline for ODU
CC
No main unit
UC
Setting of main IDU is succeeded
CL
The matching ratio of rated capacity
for IDU and ODU is too low
UL
Emergency operation DIP switch
code of compressor is wrong
CE
Communication malfunction
between mode exchanger and IDU
UE
Charging of refrigerant is invalid
CF
Malfunction of multiple main control
units
UF
Identification malfunction of IDU of
mode exchanger
CJ
Address DIP switch code of system
is shocking
Ud
Drive board of grid-connection is
abnormal
CP
Malfunction of multiple wired
controller
Un
Communication malfunction between
the drive board of grid-connection
and the main board
CU
Communication malfunction
between IDU and the receiving lamp
C0
Communication malfunction between
IDU, ODU and IDU’s wired controller
Cb
Overflow distribution of IP address
C1
Communication malfunction between
main control and DC-DC controller
Cd
Communication malfunction
between mode exchanger and ODU
C2
Communication malfunction between
main control and inverter compressor
driver
Cn
Malfunction of network for IDU and
ODU of mode exchanger
C3
Communication malfunction between
main control and inverter fan driver
Cy
Communication malfunction of mode
exchanger
C4
Malfunction of lack of IDU
Status:
Error Code
Content
Error Code
Content
A0
Unit waiting for debugging
Ay
Shielding status
A2
Refrigerant recovery operation of
after-sales
n0
SE operation setting of system
A3
Defrosting
n3
Compulsory defrosting
A4
Oil-return
n4
Limit setting for max. capacity/output
capacity
A6
Heat pump function setting
n5
Compulsory excursion of
engineering code of IDU
A7
Quiet mode setting
n6
Inquiry of malfunction
A8
Vacuum pump mode
n7
Inquiry of parameters
AH
Heating
n8
Inquiry of project code of IDU
AC
Cooling
n9
Check quantity of IDU on line
AL
Charge refrigerant automatically
nA
Heat pump unit
AE
Charge refrigerant manually
nH
Heating only unit
AF
Fan
nC
Cooling only unit
AJ
Cleaning reminding of filter
nE
Negative code
AP
Debugging confirmation when
starting up the unit
nF
Fan model
AU
Long-distance emergency stop
nJ
High temperature prevention when
heating
Ab
Emergency stop of operation
nU
Eliminate the long-distance shielding
command of IDU
Ad
Limit operation
nb
Bar code inquiry
An
Child lock status
nn
Length modification of connection
pipe of ODU
Содержание GMV-Y120WM/C-F
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