(2) Others
Indication pattern
Indicator Name
OPERATION indicator lamp (Green)
TIMER indicator lamp (Orange)
FILTER indicator lamp (Red)
(Example) Function : 31, Setting number : 2
OPERATION
ON
indicator lamp
0.5s
0.5s
0.5s
(Green)
OFF
TIMER
ON
indicator lamp
0.5s 0.5s
(Orange)
OFF
ON
FILTER
0.5s
0.5s
0.5s
indicator lamp
OFF
(Red)
8. CASSETTE GRILLE INSTALLATION
• Operate according to the installation Manual CASSETTE GRILLE.
• Be sure to confi rm there is no gap between the cassette grille and main unit after
installing the CASSETTE GRILLE.
9. TEST RUN
9.1. Test run using Outdoor unit (PCB)
• Refer to the Installation Manual for the outdoor unit if the PCB for the outdoor unit is to
be used for the test run.
9.2. Test run using Remote Controller
• Refer to the Installation Manual for the remote controller to perform the test run using
the remote controller.
• When the air conditioner is being test run, the OPERATION and TIMER indicators
fl ash slowly at the same time.
10. CHECK LIST
Pay special attention to the check items below when installing the indoor unit(s).
After installation is complete, be sure to check the following check items again.
CHECK ITEMS
Has the indoor unit been installed
correctly?
Has there been a check for gas leaks
(refrigerant pipes)?
Has heat insulation work been
completed?
Does water drain easily from the indoor
units?
Is the voltage of the power source the
same as that indicated on the label on
the indoor unit?
Are the wires and pipes all connected
completely?
Is the indoor unit earthed (grounded)?
Is the connection cable the specified
thickness?
Are the inlets and outlets free of any
obstacles?
Does start and stop air conditioner
operation by remote control unit or
external device?
After installation is completed, has the
proper operation and handling been
explained to the user?
En-15
9371022260-01_IM.indb Sec1:15
9371022260-01_IM.indb Sec1:15
Indication pattern
Function number; tens place
(0.5s ON/0.5s OFF)
Function number; ones place
(0.5s ON/0.5s OFF)
Setting number: (0 to 9) (0.5s ON/0.5s OFF)
1 cycle 12 sec
0.5s 0.5s 0.5s
9 sec
11 sec
10 sec
0.5s
CHECK
If not performed correctly
BOX
Vibration, noise, indoor unit may
drop
No cooling, No heating
Water leakage
Water leakage
No operation, heat or burn
damage
No operation, heat or burn
damage
Short circuit
No operation, heat or burn
damage
No cooling, No heating
No operation
11. ERROR CODES
If you use a wired type remote controller, error codes will appear on the remote controller
display. If you use a wireless remote controller, the lamp on the photodetector unit will
output error codes by way of blinking patterns. See the lamp blinking patterns and error
codes in the table below.
Error indications
Remote
TIMER
OPERATION
FILTER
Controller
lamp
lamp (green)
lamp (red)
Error CODE
(orange)
(1)
(2)
(1)
(4)
(1)
(6)
(2)
(6)
(2)
(9)
(3)
(1)
(3)
(2)
(3)
(10)
(4)
(1)
(4)
(2)
(5)
(1)
(5)
(2)
(5)
(3)
(9)
(15)
(13)
(1)
Display mode
: 0.5s ON / 0.5s OFF
: 0.1s ON / 0.1s OFF
( ) : Number of fl ashing
Wired
Error contents
Remote controller communication
error
Network communication error
Peripheral device communication
error
Address setting error
Connection unit number error in
wired remote controller system
Indoor unit power supply abnormal
Indoor unit main PCB error
Indoor unit communication circuit
(wired remote controller) error
Room temp. sensor error
Indoor unit Heat Ex. sensor error
Indoor unit fan motor1 error
Coil (Expansion value) error
Water Drain Abnormal
Outdoor unit error
RB unit error
7/12/2012 4:02:54 PM
7/12/2012 4:02:54 PM