14
7. Test run
• Refer to the following tables for details on the check codes. (Wireless remote controller)
[Output pattern A]
[Output pattern A] Errors detected by indoor unit
Wireless remote controller
Wired remote
controller
Symptom
Remark
Beeper sounds/OPERATION
INDICATOR lamp blinks
(Number of times)
Check code
1
P1
Intake sensor error
2
P2
Pipe (TH2) sensor error
P9
Pipe (TH5) sensor error
3
E6, E7
Indoor/outdoor unit communication error
4
P4
Float switch connector open
5
P5
Drain pump error
PA
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
Remote controller signal receiving error
10
—
—
11
—
—
12
Fb
Indoor unit control system error (memory error, etc.)
14
PL
Refrigerant circuit abnormal
No sound
E0, E3
Remote controller transmission error
No sound
E1, E2
Remote controller control board error
No sound
– – – –
No corresponding
OPERATION
INDICATOR
lamp blinking
pattern
Beep
Beep
Beep
Beep
Beep
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
n
th
1
st
2
nd
3
rd
1
st
2
nd
Self-check
starts
(Start signal
received)
Beeper sounds
[Output pattern B]
OPERATION
INDICATOR
lamp blinking
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
n
th
1
st
2
nd
3
rd
1
st
2
nd
Self-check
starts
(Start signal
received)
Beeper sounds
