Gree Ultra Heat GMV Multi VRF Series Owner's Manual page 63

Outdoor:
Error Code
E0
High-pressure protection
E1
Discharge low-temperature protection
E2
Low-pressure protection
E3
High discharge temperature protection of
E4
Outdoor ambient temperature is beyond
Ey
compressor power protection
En
Protection for other modules
J0
Over-current protection of compressor 1
J1
Over-current protection of compressor 2
J2
Over-current protection of compressor 3
J3
Over-current protection of compressor 4
J4
Over-current protection of compressor 5
J5
Over-current protection for compressor 6
J6
Gas-mixing protection of 4-way valve
J7
High pressure ratio protection of system
J8
Low pressure ratio protection of system
J9
Protection because of abnormal pressure
JA
Water flow switch protection
JC
Protection because high pressure is too low
JL
Oil-return pipe is blocked
JE
Oil-return pipe is leaking
JF
malfunction of driving board of compressor
P0
Driving board of compressor operates
P1
Voltage protection of driving board power of
P2
Reset protection of driving module of
P3
Drive PFC protection of compressor
P4
Over-current protection of inverter
P5
Drive IPM module protection of compressor
P6
Malfunction of drive temperature sensor of
P7
Drive IPM high temperature protection of
P8
Content
Malfunction of ODU
compressor
normal range
abnormally
compressor
compressor
compressor
compressor
compressor
Ultra Heat GMV Multi VRF_Heat Recovery Serial
Error Code
Limited frequency reduction for high
FA
Limited frequency reduction for low pressure
FH
Limited frequency reduction for power
FC
Limited frequency reduction for IPM
FL
Current sensor of compressor 4 is abnormal
FE
Current sensor of compressor 5 is abnormal
FF
Current sensor of compressor 6 is abnormal
FJ
FP
Malfunction of casing top temperature
FU
Malfunction of casing top temperature
Fb
Malfunction of exit tube temperature sensor
Fd
Malfunction of inlet tube temperature sensor
Fn
Malfunction of outdoor ambient temperature
b1
Malfunction of defrosting temperature
b2
Malfunction of defrosting temperature
b3
Malfunction of liquid temperature sensor of
b4
Malfunction of gas temperature sensor of
b5
Malfunction of inlet tube temperature sensor
b6
Malfunction of exit tube temperature sensor
b7
Malfunction of outdoor humidity sensor
b8
Malfunction of gas temperature sensor of
b9
Malfunction of oil-return temperature sensor
bA
Clock of system is abnormal
bH
Protection because the temperature sensor
bC
at the top of compressor 1 is loose
Protection because the temperature sensor
bL
at the top of compressor 2 is loose
Malfunction of inlet tube temperature sensor
bE
Malfunction of outlet tube temperature
bF
High-pressure sensor and low-pressure
bJ
sensor are connected reversely
Malfunction of temperature sensor of
bP
Malfunction of temperature sensor of oil
bU
Malfunction of temperature sensor of oil
bb
58
Content
pressure protection
protection
protection
temperature protection
Malfunction of DC motor
sensor of compressor 1
sensor of compressor 2
of mode exchanger
of mode exchanger
sensor
sensor 1
sensor 2
sub-cooler
sub-cooler
of vapor liquid separator
of vapor liquid separator
heat exchanger
1
of condenser
sensor of condenser
oil-return 2
return 3
return 4