Gree FGR20Pd/DNa-X

Ducted Type Split Air-Conditioner Units(Inverter Series)
31
Content
symbol
Division
symbol
0 1 2 3 4 5
Outdoor
E
Malfunction of
ODU (uniform)
High-pressure
protection
Discharge
low-temperature
protection
Low-pressure
protection
High discharge
temperature
protection of
compressor
High discharge
temperature
protection of
compressor 1
F
Main board of
ODU is poor
Malfunction of
high-pressure
sensor
-
Malfunction of
low-pressure
sensor
-
Malfunction of
discharge
temperature
sensor of
compressor 1
J -
Over-current
protection of
compressor 1
- - - -
b -
Malfunction of
outdoor ambient
temperature
sensor
Malfunction of
defrosting
temperature
sensor 1
-
Malfunction of
liquid
temperature
sensor of
sub-cooler
Malfunction of
gas temperature
sensor of
sub-cooler
P
malfunction of
driving board of
compressor
(uniform)
Driving board of
compressor
operates
abnormally
(uniform)
Voltage protection
of driving board
power of
compressor
(uniform)
Reset protection
of driving module
of compressor
Drive PFC
protection of
compressor
Over-current
protection of
inverter
compressor
H
Malfunction of
driving board of
fan (uniform)
Driving board of
fan operates
abnormally
(uniform)
Voltage protection
of driving board
power of fan
(uniform)
Reset protection
of driving module
of fan
Drive PFC
protection of fan
Over-current
protection of
inverter fan
Debugging
U
Preheat time of
compressor is
insufficient
-
Wrong setting of
ODU’s capacity
code/jumper cap
-
Refrigerant-
lacking
protection
Wrong address
for driving board
of compressor
C
Communication
malfunction
between IDU,
ODU and IDU’s
wired controller
-
Communication
malfunction
between main
control and
inverter
compressor driver
Communication
malfunction
between main
control and
inverter fan
driver
Malfunction of
lack of IDU
Alarm because
project code of
IDU is
inconsistent
Status
A
Unit waiting for
debugging
Inquiry of
compressor
operation
parameters
Refrigerant
recovery
operation of
after-sales
Defrosting Oil-return Online test
n
SE operation
setting of
system
Setting of
defrosting cycle
K1
Setting of upper
limit of IDU/ODU
capacity
distribution ratio
-
Limit setting for
max.
capacity/output
capacity
-