INDOOR UNIT
and REMOTE CONTROL
ERROR DETECTION
If an error occurs, the following
display will be shown.
(“Er” will appear in the set room
temperature display.)
2011.01.20 11
SU
MO
TU
WE
TH FR
SA
Unit number of
INDOOR UNIT
Error code
Ex. Self-diagnosis
Indoor unit
Wired
remote
control
Mode DESCRIPTION
OPERATION
lamp
(green)
TIMER
lamp
(orange)
ECO
lamp
(green)
(1) (1)
Communication
Serial communication error
(2)(1) Communication
Wired remote control
communication error
(2) (2)
System Indoor unit capacity error
(3) (1)
Indoor unit
Indoor unit
Indoor unit
Indoor unit
Indoor unit
Indoor unit
Indoor unit
Indoor unit
Indoor unit
Power supply interruption error
(3) (5)
Manual auto switch error
(3) (9)
fan motor driving circuit error
(4) (1)
Inlet air temp. senser error
(4) (2)
Indoor Heat Ex. Middle
Temp. Sensor error
(5) (1)
Indoor unit fan motor1 error
(5) (3)
Drainage error
(5) (9)
Indoor unit fan motor2 error
(5) (15)
Indoor unit error
(6) (2)
Outdoor unit
Outdoor unit
Outdoor unit
Outdoor unit
Outdoor unit
Outdoor unit
Outdoor unit
Outdoor unit
Outdoor unit
Outdoor unit
Outdoor unit
Outdoor unit
Outdoor unit
Outdoor unit
Outdoor unit
Outdoor unit model
information error
(6)
(3)
Inverter error
(6) (5)
I.P.M. error
(7) (1)
Discharge temp. sensor error
(7) (2)
Compressor temp. sensor error
(7) (3)
Heat Ex. centre temp. sensor error
Heat Ex. Liquid outlet
temp. sensor error
(7) (4)
Outdoor temp. sensor error
(7) (7)
Heat sink temp. sensor error
(8) (4)
Current sensor error
(8) (6)
Pressure sensor error
High pressure switch error
(9) (4)
Over current error
(9) (5)
Compressor control error
(9) (7)
Outdoor unit fan motor 1 error
Outdoor unit fan motor 2 error
(9) (8)
(9) (9)
4-way valve error
(10) (1)
Refrigerant
system
Refrigerant
system
Refrigerant
system
Discharge temp. error
(10) (3)
Compressor temp. error
(10) (5)
Low pressure error
: 0.5s ON / 0.5s OFF
: 0.1s ON / 0.1s OFF
( ) : Number of flashing
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