12
Beep
Off
Approx. 2.5 sec.
Self-check
starts
(Start signal
received)
Beeper sounds
OPERATION
INDICATOR
lamp flash
pattern
Beep
Beep
Off
Approx. 2.5 sec.
On
0.5 sec.
1
st
Self-check
starts
(Start signal
received)
Beeper sounds
Beep
Beep
Beep
Beep
Beep
Beep
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 flashes/beeps in pattern indicates the check
code in the following table (i.e., n=5 for “U2”)
Number of flashes/beeps in pattern indicates
the check code in the following table
n
th
1
st
2
nd
3
rd
1
st
2
nd
[Output pattern B]
Beep
Beep
Beep
Beep
Beep
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 flashes/beeps in pattern indicates the check
code in the following table (i.e., n=5 for “P5”)
Number of flashes/beeps in pattern indicates
the check code in the following table
n
th
2
nd
3
rd
1
st
2
nd
• Refer to the following tables for details on the check codes. (IR wireless remote controller)
[Output pattern A]
OPERATION
INDICATOR
lamp flash
pattern
7. Test run
7.1. Before test run
►
After completing installation and the wiring and piping of the indoor and
outdoor units, check for refrigerant leakage, looseness in the power
supply or control wiring, wrong polarity, and no disconnection of one
phase in the supply.
►
Use a 500-volt megohmmeter to check that the resistance between the
power supply terminals and ground is at least 1.0 M
Ω
.
►
Do not carry out this test on the control wiring (low voltage circuit)
terminals.
Warning:
Do not use the air conditioner if the insulation resistance is less than 1.0 M
Ω
.
Insulation resistance.
6. Electrical work
Function table
Select unit number 00
Mode
Settings
Mode No.
Setting no.
Initial setting
setting
Wired remote controller
(RF thermostat)
Power failure automatic
recovery
Not available
01
(101)
1
Available *1
2
Indoor temperature detecting
Indoor unit operating average
02
(—)
1
Set by indoor unit’s remote controller
2
Wired remote controller’s internal sensor
3
LOSSNAY connectivity
Not Supported
03
(103)
1
Supported (indoor unit is not equipped with outdoor-air intake)
2
Supported (indoor unit is equipped with outdoor-air intake)
3
Power voltage
230 V
04
(104)
1
208 V
2
Select unit numbers 01 to 03 or all units (AL [wired remote controller]/07 [wireless remote controller])
Mode
Settings
Mode No.
Setting no.
Initial setting
setting
Wired remote controller
(RF thermostat)
Filter sign
100Hr
07
(107)
1
2500Hr
2
No filter sign indicator
3
Fan speed
Silent
08
(108)
1
–
Standard
2
High ceiling
3
–
*1 When the power supply returns, the air conditioner will start 3 minutes later.
7.3. Self-check
■
Refer to the installation manual that comes with each remote controller for details.
■
RF thermostat is not established.
7.2. Test run
■
Refer to the installation manual that comes with each remote controller for details.
