Gree FGR20Pd/DNa-X Owner's Manual page 38

Content
symbol
Division
symbol
Models for IDU
L and ODU are not
matched
Abnormal setting
d for capacity
Drop protection
of discharge
E
temperature
sensor of
compressor 1
F
J
Drive current
detection circuit
P
malfunction of
compressor
Drive current
detection circuit
H
malfunction of
Setting of main
U
successful
Malfunction of
C lack of main
control unit
A
n Cooling only unit
Content
symbol
Division
symbol
Communication
between IDU
Debugging C
receiving lamp
Long-distance
Status A
Ducted Type Split Air-Conditioner Units(Inverter Series)
C L
-
Malfunction of
air-outlet
temperature
button sensor(Fresh air
unit)
-
- -
High-pressure
-
protection
Low-voltage
protection of
compressor's
drive DC bus bar
Low-voltage
protection of
fan's drive DC
fan bus bar
Wrong
IDU is
button-dial
Rated capacity
is too low
Charging
Cooling refrigerant
automatically
-
U
malfunction
Overflow
distribution of IP
and the
address
plate
Emergency stop
emergency
of operation
stop
E
-
Malfunction of
indoor CO
2
sensor (fresh
air unit)
-
-
-
Phase-lacking Drive charging
of inverter circuit malfunction
compressor of compressor
Drive charging
Phase-lacking
circuit malfunction
of inverter fan
Charging of
refrigerant is
invalid
Malfunction of
- multiple main
control units
Charging
refrigerant
manually
Negative sign
Fan model
code
b d
-
Limit operation
33
F J
- -
- -
- -
- -
- -
Failure startup
of inverter
compressor
Failure startup
of inverter fan
of fan
- -
Malfunction of
multiple main
wired
controllers
Alarm for
Fan
cleaning filter
-
n
-
-
P
-
-
-
Malfunction of
DC motor
-
AC current
protection of
inverter
compressor
AC current
protection of
inverter fan
-
Malfunction of
multiple main
wired
controllers
Debugging
confirmation for
startup of unit
-
y
-
-