Gree GMV-72WM/B-U Owner's Manual page 57

Outdoor:
Error Code
E0 Malfunction of ODU
E1 High-pressure protection
E2 Discharge low-temperature protection
E3 Low-pressure protection
High discharge temperature protection of
E4
compressor
J0 Protection for other modules
J1 Over-current protection of compressor 1
J2 Over-current protection of compressor 2
J3 Over-current protection of compressor 3
J4 Over-current protection of compressor 4
J5 Over-current protection of compressor 5
J6 Over-current protection for compressor 6
J7 Gas-mixing protection of 4-way valve
J8 High pressure ratio protection of system
J9 Low pressure ratio protection of system
JA Protection because of abnormal pressure
JC Water flow switch protection
Protection because high pressure is too
JL
low
JE Oil-return pipe is blocked
JF Oil-return pipe is leaking
malfunction of driving board of
P0
compressor
Driving board of compressor operates
P1
abnormally
Voltage protection of driving board power
P2
of compressor
Reset protection of driving module of
P3
compressor
P4 Drive PFC protection of compressor
Over-current protection of inverter
P5
compressor
Drive IPM module protection of
P6
compressor
Malfunction of drive temperature sensor
P7
of compressor
Content
53
Error Code
Current sensor of compressor 1 is
FH
abnormal
Current sensor of compressor 2 is
FC
abnormal
Current sensor of compressor 3 is
FL
abnormal
Current sensor of compressor 4 is
FE
abnormal
Current sensor of compressor 5 is
FF
abnormal
Current sensor of compressor 6 is
FJ
abnormal
FP Malfunction of DC motor
Malfunction of casing top temperature
FU
sensor of compressor 1
Malfunction of casing top temperature
Fb
sensor of compressor 2
Malfunction of exit tube temperature
Fd
sensor of mode exchanger
Malfunction of inlet tube temperature
Fn
sensor of mode exchanger
Malfunction of outdoor ambient
b1
temperature sensor
Malfunction of defrosting temperature
b2
sensor 1
Malfunction of defrosting temperature
b3
sensor 2
Malfunction of liquid temperature
b4
sensor of sub-cooler
Malfunction of gas temperature sensor
b5
of sub-cooler
Malfunction of inlet tube temperature
b6
sensor of vapor liquid separator
Malfunction of exit tube temperature
b7
sensor of vapor liquid separator
b8 Malfunction of outdoor humidity sensor
Malfunction of gas temperature sensor
b9
of heat exchanger
Malfunction of oil-return temperature
bA
sensor 1
bH Clock of system is abnormal
Malfunction of inlet tube temperature
bE
sensor of condenser
Malfunction of outlet tube temperature
bF
sensor of condenser
High-pressure sensor and low-pressure
bJ
sensor are connected reversely
Malfunction of temperature sensor of
bP
oil-return 2
Malfunction of temperature sensor of oil
bU
return 3
Malfunction of temperature sensor of oil
bb
return 4
GMV DC Inverter VRF
Content