14
[Output pattern A] Errors detected by indoor unit
[Output pattern B]
E9
*1If the beeper does not sound again after the initial
2 beepsto confirm the self-check star t signal was received and
theOPERATION INDICATORlamp does not come on,
there are no error records.
*2If the beeper sounds 3 times continuously “beep, beep, beep (0.4 + 0.4 + 0.4 sec.)” after the initial 2 beeps to confirm
the self-check start signal was received, the specified refrigerant address is incorrect.
OPERATION
INDICATOR
lampblink
pattern
peeBpeeBpeeBpeeBpeeB
Beep Beep
Off
Approx. 2.5 sec.
On
Approx. 3 sec.
On
0.5 sec.
On
0.5 sec.
On
0.5 sec.
On
0.5 sec.
Off
Approx. 2.5 sec.
On
Approx. 3 sec.
On
0.5 sec.
On
0.5 sec.
·· · Repeated
Number of blinks/beeps in pattern indicates the check
code in the following table (i.e., n=5 for“U2”)
Number of blinks/beeps in pattern indicates
the check code in the following table
nth
1st 2nd 3rd 1st 2nd
Self-check
starts
(Start signal
received)
Beeper sounds
[Output pattern B]
OPERATION
INDICATOR
lampblink
pattern
Beep Beep Beep Beep Beep Beep Beep
Off
Approx. 2.5 sec.
On
0.5 sec.
On
0.5 sec.
On
0.5 sec.
On
0.5 sec.
Off
Approx. 2.5 sec.
On
0.5 sec.
On
0.5 sec.
·· · Repeated
Number of blinks/beeps in pattern indicates the check
code in the following table (i.e., n=5 for“P5”)
Number of blinks/beeps in pattern indicates
the check code in the following table
nth
1st 2nd 3rd 1st 2nd
Self-check
starts
(Start signal
received)
Beeper sounds
• Refer to the following tablesfor details on the check codes.
[Output pattern A]
Beeper sounds/OPERATION
INDICATOR lamp blinks Check code krameRmotpmyS
(Number of times)
IR wireless remote controller
Wired remote controller
Beeper sounds/OPERATION
INDICATOR lamp blinks Check code
(Number of times)
IR wireless remote controller
Wired remote controller
1P1
Intake sensor error
P9 Pipe (TH5) sensor error
2P2 Pipe (TH2) sensor error
3E6,E7
Indoor/outdoor unit communication error
4 P4 Floatswitch connector (CN4F) open
5P5
PA
Drain pump error
Forced compressor stop(due to water leakage abnormality)
6 P6 Freezing/Overheating protection operation
7 EE Communication error between indoor and outdoor units
8 P8 Pipe temperature error
9 E4, E5 Remote controller signal receiving error
10
–
11
–
–
–
Errors detected by unit other than indoor unit (outdoor unit, etc.)
krameRmotpmyS
1Indoor/outdoor unit communication error
2
(Transmitting error) (Outdoor unit)
3Open/short of outdoor unit thermistors
4Compressorovercurrent interruption (When compressor locked)
5Abnormal high discharging temperature/49Coperated/
insufficient refrigerant
6Abnormal high pressure (63H operated)/Overheating
protection operation
7Abnormal temperature of heatsink
8Outdoor unit fan protection stop
9Compressorovercurrent interruption/Abnormal of power module
10 Abnormality of superheat due to low discharge temperature
11 Abnormality such as overvoltage or voltage shortage and
abnormal synchronous signal to main circuit/Current sensor error
12
13
U2
U5
UP
U3,U4
UF
U1,Ud
U8
U6
U7
U9,UH
Others
–
–
–
–
14 Other errors (Refer to the technical manualfor the outdoor unit.)
Fordetails, check
the LED display
of the outdoor
controller board.
Asfor outdoor
unit, refer to
outdoor unit's
service manual.
12 Fb Indoor unit control system error (memory error, etc.)
–E0, E3
– E1, E2 Remote controller control board error
Remote controller transmission error
Compressorovercurrent interruption