List Of Malfunction Code - Daikin VRV Service Manual

List of Malfunction Code

5. List of Malfunction Code
Content code
0
Section code
Malfunction
of external
A
protection
device
Indoor
C
Actuation of
protection
E
switch (Batch)
H
F
Outdoor
Malfunction
of pressure
J
sensor for
discharge
pipe
Faulty
inverter
L
cooling
P
Low pressure
drop due to
U
refrigerant
shortage or
faulty electronic
expansion
valve
System
M
6
Others
102
1 2
PC board
ass'y
Faulty
EEPROM
setting
PC board ass'y
Faulty
EEPROM
setting
Malfunction Malfunction
of pressure of current
sensor sensor for
compressor
Imbalance in
supplied
voltage.
Open phase
Reverse Malfunction of power
phase. supply voltage
Open phase Instantaneous
power failure
Faulty inverter board
or faulty contact of
main board
Faulty
centralized
controller PC
board
3 4
Malfunction
of drain level
control
system
Malfunction
of thermistor
for liquid pipe
(Faulty
contact ·
Disconnection
· Short circuit
Actuation of
Actuation of
low-pressure
high-pressure
switch
switch
Faulty high- Faulty low-
pressure pressure
switch switch
Abnormal
discharge
pipe
temperature
Malfunction Faulty
of thermistor thermistor for
for discharge low-pressure
pipe equivalent
saturation
temperature
Faulty
inverter
cooling
Malfunction Malfunction
of total of power unit
capacity on temperature
indoor unit sensor
Check
Malfunction of
operation not
transmission
executed
among indoor
unit, BS unit
and outdoor
unit
Malfunction
of thermistor
for indoor air
(HRV)
5 6
Fan motor
locked
Malfunction
of thermistor
for gas pipe
(Faulty
contact ·
Disconnection
· Short circuit
Inverter STD
compressor comopressor
lock overcurrent ·
lock
Refrigerant
over
charging
Malfunction Malfunction
of thermistor of thermistor
for suction for air heat
pipe exchanger
temperature
Motor for
Motor for
compressor
compressor
ground fault.
ground fault.
short circuit
Short circuit.
Power unit
short circuit
Malfunction of
transmission
between
remote
controller and
indoor unit
Malfunction
of thermistor
for outdoor
(HRV)
Troubleshooting
Si30-408
7
Malfunction
of swing flap
motor
Fan motor
locked
Malfunction
of fan motor
sensor
Malfunction
of thermistor
for liquid pipe
(Liquid
receiver)
Malfunction
of
transmission
between
outdoor units