Function Setting Of Outdoor Unit - Gree GMV-140WL/A-T User Manual

DC Inverter Multi VRF System User Manual
Drop
protection of
discharge
E temperature
sensor of
compressor
1
F
J
Drive current
detection
circuit
P
malfunction
of
compressor
Drive current
detection
H circuit
malfunction
of fan
Setting of
U
main IDU is
successful
Debugging
Malfunction
of lack of
C
main control
unit
A Cooling
Status
Cooling only
n
unit
Content
symbol
Division
symbol
Debugging C
Status A

8 Function Setting of Outdoor Unit

When debugging is finished, press SW3 on the master unit and unit will be ready for function
setting. Default display of outdoor unit's main board is as below:
Function code
A7
Then press SW1 button(▲) and SW2 button(▼) on the master unit to switch function codes of
High-pressure
protection
Low-voltage
protection of
compressor's
drive DC bus
bar
Low-voltage
protection of
fan's drive DC
bus bar
Wrong
button-dial
Rated capacity
is too low
Charging
refrigerant
automatically
U
Communication
malfunction Overflow
between IDU distribution
and the
receiving lamp address
plate
Long-distance Emergency
emergency stop of
stop operation
LED1
Display Current progress
Blink
Drive
charging
Phase-lacking
circuit
of inverter
malfunction
compressor
of
compressor
Drive
charging
Phase-lacking
circuit
of inverter fan
malfunction
of fan
Charging of
refrigerant is
invalid
Malfunction
of multiple
main control
units
Charging
refrigerant Fan
manually
Negative sign
Fan model
code
b d
of IP
Limit
operation
LED2
Display Current status
00 Blink
27
Malfunction
of DC motor
Failure AC current
startup of protection of
inverter inverter
compressor compressor
Failure AC current
startup of protection of
inverter fan inverter fan
Malfunction Malfunction
of multiple of multiple
main wired main wired
controllers controllers
Debugging
Alarm for
confirmation
cleaning
for startup of
filter
n y
LED3
Display
00 Blink
unit