GMV DC Inverter VRF
64
Outdoor:
Current sensor of compressor 2 is
abnormal
Current sensor of compressor 3 is
abnormal
Discharge low-temperature
protection
Current sensor of compressor 4 is
abnormal
Current sensor of compressor 5 is
abnormal
High discharge temperature
protection of compressor
Current sensor of compressor 6 is
abnormal
Protection for other modules
Over-current protection of
compressor 1
Malfunction of casing top
temperature sensor of compressor 1
Over-current protection of
compressor 2
Malfunction of casing top
temperature sensor of compressor 2
Over-current protection of
compressor 3
Malfunction of exit tube temperature
sensor of mode exchanger
Over-current protection of
compressor 4
Malfunction of inlet tube temperature
sensor of mode exchanger
Over-current protection of
compressor 5
Malfunction of outdoor ambient
temperature sensor
Over-current protection for
compressor 6
Malfunction of defrosting
temperature sensor 1
Gas-mixing protection of 4-way valve
Malfunction of defrosting
temperature sensor 2
High pressure ratio protection of
system
Malfunction of liquid temperature
sensor of sub-cooler
Low pressure ratio protection of
system
Malfunction of gas temperature
sensor of sub-cooler
Protection because of abnormal
pressure
Malfunction of inlet tube temperature
sensor of vapor liquid separator
Water flow switch protection
Malfunction of exit tube temperature
sensor of vapor liquid separator
Protection because high pressure is
too low
Malfunction of outdoor humidity
sensor
Oil-return pipe is blocked
Malfunction of gas temperature
sensor of heat exchanger
Oil-return pipe is leaking
Malfunction of oil-return temperature
sensor 1
malfunction of driving board of
compressor
Clock of system is abnormal
Driving board of compressor
operates abnormally
Malfunction of inlet tube temperature
sensor of condenser
Voltage protection of driving board
power of compressor
Malfunction of outlet tube
temperature sensor of condenser
Reset protection of driving module of
compressor
High-pressure sensor and
low-pressure sensor are connected
reversely
Drive PFC protection of compressor
Malfunction of temperature sensor of
oil-return 2
Over-current protection of inverter
compressor
Malfunction of temperature sensor of
oil return 3
Drive IPM module protection of
compressor
Malfunction of temperature sensor of
oil return 4
Malfunction of drive temperature
sensor of compressor
Malfunction of driving board of fan
Drive IPM high temperature
protection of compressor
Driving board of fan operates
abnormally
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