After Sales Service - Gree GMV-VQ280WM/C-X Owner's Manual

Error
Type
Code
Address DIP switch code of system is
CJ
shocking
Communication malfunction between
CU
IDU and the receiving lamp
Debugging
Communication malfunction between
Cd
mode exchanger and ODU
Communication malfunction of mode
Cy
exchanger
A0 Unit waiting for debugging
A3 Defrosting
A6 Heat pump function setting
A8 Vacuum pump mode
AC Cooling
AE Charge refrigerant manually
AJ Cleaning reminding of filter
AU Long-distance emergency stop
Ad Limit operation
Ay Shielding status
Status
n3 Compulsory defrosting
Compulsory excursion of engineering
n5
code of IDU
n7 Inquiry of parameters
n9 Check quantity of IDU on line
nH Heating only unit
nE Negative code
High temperature prevention when
nJ
heating
nb Bar code inquiry
8 After-sales Service
In case the air-conditioning unit you bought has any quality problem or you have any inquiry,
please contact the local after-sales service agency designated by Gree.
Warranty should meet the following requirements:
(1) First run of the unit should be operated by professional personnel from Gree appointed
service center.
(2) Only Gree manufactured accessories can be used on the machine.
(3) All the instructions listed in this manual should be followed.
(4) Warranty will be automatically invalid if fails to obey any item mentioned above.
Content
74
GMV Heat Recovery DC Inverter VRF
Error
Code
CP Malfunction of multiple wired controller
Cb Overflow distribution of IP address
Malfunction of network for IDU and ODU of
Cn
mode exchanger
—
A2 Refrigerant recovery operation of after-sales
A4 Oil-return
A7 Quiet mode setting
AH Heating
AL Charge refrigerant automatically
AF Fan
Debugging confirmation when starting up the
AP
unit
Ab Emergency stop of operation
An Child lock status
n0 SE operation setting of system
Limit setting for max. capacity/output
n4
capacity
n6 Inquiry of malfunction
n8 Inquiry of project code of IDU
nA Heat pump unit
nC Cooling only unit
nF Fan model
Eliminate the long-distance shielding
nU
command of IDU
Length modification of connection pipe of
nn
ODU
Content
—