Idiomas disponibles
Idiomas disponibles
Check method
On the wired remote controller, central control remote controller and the interface P.C. board of the outdoor unit (I/F), a check display LCD (Remote controller) or 7-segment display (on the outdoor interface P.C. board) to display the operation is
provided. Therefore the operation status can be known. Using this self-diagnosis function, a trouble or position with error of the air conditioner can be found as shown in the table below.
Check code list
The following list shows each check code. Find the check contents from the list according to part to be checked.
• In case of check from indoor remote controller: See "Wired remote controller display" in the list.
• In case of check from outdoor unit: See "Outdoor unit 7-segment display" in the list.
• In case of check from indoor unit with a wireless remote controller: See "Sensor block display of receiving unit" in the list.
Check code
Outdoor unit 7-segment display
Wired remote
controller display
E01
─
E02
─
E03
─
E04
─
No. of indoor units in which sensor has been
E06
E06
normally received
─
E07
E08
E08
Duplicated indoor unit addresses
E09
─
E10
─
E11
─
01:Indoor / Outdoor units communication
E12
E12
02:Outdoor / Outdoor units communication
E15
E15
00:Capacity over
E16
E16
01 ~:No. of connected units
E18
─
00:No header
E19
E19
02:Two or more header units
01:Outdoor unit of other line connected
E20
E20
02:Indoor unit of other line connected
02:No header unit
E21
E21
00:Multiple number of header units
E22
E22
E23
E23
E25
E25
No. of outdoor units which received signal
E26
E26
normally
E28
E28
Detected outdoor unit number
E31
E31
Number of IPDU (*1)
43-EN
Wireless remote controller
Sensor block display of receiving unit
Auxiliary code
Operation
Timer
─
─
─
─
─
─
─
─
─
─
─
─
─
Ready
Flash
Communication error between indoor unit and remote controller (Detected at remote controller
side)
Remote controller transmission error
Communication error between indoor unit and remote controller (Detected at indoor unit side)
Communication circuit error between indoor / outdoor unit (Detected at indoor unit side)
Decrease of No. of indoor units
Communication circuit error between indoor / outdoor unit (Detected at outdoor unit side)
Duplicated indoor unit addresses
Duplicated master remote controllers
Communication error between indoor unit MC
Communication error between Application control kit and indoor unit
Automatic address start error
No indoor unit during automatic addressing
Capacity over / No. of connected indoor units
Communication error between header and follower units Indoor unit
Outdoor header units quantity error
Other line connected during automatic address
Error in number of heat storage master units
Reduction in number of heat storage units
Sending error in communication between outdoor units
Error in number of heat storage units (trouble with reception)
Duplicated follower outdoor addresses
Decrease of No. of connected outdoor units
Follower outdoor unit error
IPDU communication error
– 22 –
: Lighting,
IPDU: Intelligent Power Drive Unit
ALT: Flashing is alternately when there are two fl ashing LED.
SIM: Simultaneous fl ashing when there are two fl ashing LED.
Check code name
: Flashing,
: Goes off
Judging device
Remote controller
Remote controller
Indoor unit
Indoor unit
I/F
I/F
Indoor unit • I/F
Remote controller
Indoor unit
Indoor unit
Application control kit
I/F
I/F
I/F
Indoor unit
I/F
I/F
I/F
I/F
I/F
I/F
I/F
I/F
I/F
44-EN
