Gree GMV-160WL/A-T - Page 29

DC Inverter Multi VRF System User Manual
26
system
cycle K1
IDU/ODU
capacity
distribution ratio
capacity/output
capacity
Content
symbol
Division
symbol
6
7
8
9
A
H
Indoor
L
Mode shock
No main
IDU
Power
supply is
insufficient
1-to-more:
number of IDU
is inconsistent
1-to-more:
IDU series is
inconsistent
Alarm due to
bad air
quality
(Fresh air
unit)
d
Malfunction
of exit-tube
temperature
sensor
Malfunction
of humidity
sensor
Malfunction of
jumper cap
Web
address of
IDU is
abnormal
PCB of wired
controller is
abnormal
J
Gas-mixing
protection of
4-way valve
High
pressure
ratio
protection of
system
Low pressure
ratio protection
of system
Protection
due to
abnormal
pressure
b
Malfunction
of inlet temp
sensor of
gas-liquid
separator
Malfunction
of outlet
temp sensor
of gas-liquid
separator
Malfunction of
heat exchanger
temperature
sensor
Clock of
system is
abnormal
P
Drive IPM
module
protection of
compressor
Malfunction
of drive
temperature
sensor of
compressor
Drive IPM
high
temperature
protection of
compressor
Desynchronizing
protection of
inverter
compressor
High-voltage
protection of
compressor’s
drive DC bus
bar
H
Drive IPM
module
protection of
fan
Malfunction
of drive
temperature
sensor of
fan
Drive IPM
high
temperature
protection of
fan
Desynchronizing
protection of
inverter fan
High-voltage
protection of
fan’s drive
DC bus bar
Debugging
U
Alarm
because
valve is
abnormal
Short-circuit
malfunction
of IDU
Malfunction of
pipe-line for
ODU
C
Emergency
status of
compressor
Emergency
status of fan
Rated
capacity is
too high
Status
A
Heat pump
function
setting
Quiet mode
setting
Vacuum
pump mode
IPLV test
EU AA level
EER test
mode
Heating
n
Inquiry of
project code
of IDU
Inquiry of
malfunction
Inquiry of
parameters
Heat pump
unit
Heating only
unit
Content
symbol
Division
symbol
C
L
E
F
J
P
Indoor
L
Models for
IDU and
ODU are not
matched
d
Abnormal
setting for
capacity
button
Malfunction of
air-outlet
temperature
sensor(Fresh
air unit)
Malfunction of
indoor CO
2
sensor (fresh
air unit)