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251
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Item
No.
Wrong connection example
Indication
and 2/N reversing
and
reversing
2/N and
reversing
,
2/N and
,
wrongly connected
1
2
3
4
5
1
2/N
2/N
2/N
2/N
2/N
3
1
2
3
Indoor Unit
Outdoor Unit
1
3
1
2
3
Indoor Unit
Outdoor Unit
1
3
1
2
3
Indoor Unit
Outdoor Unit
1
3
1
2
3
Indoor Unit
Outdoor Unit
1
3
1
2
3
Indoor Unit
Outdoor Unit
Remote Control: “ WAIT ”
Indoor:
Green LED keeps flashing.
Red LED stays OFF.
Outdoor: Green LED keeps flashing.
Red LED 2 time flash.
Remote Control: No-indication.
Indoor:
Green LED stays OFF. Red LED stays OFF.
Outdoor: Green LED keeps flashing.
Red LED 2 time flash.
The power supply is not supplied to the
indoor unit’s controller.
Remote Control: “ WAIT ”
Indoor:
Green LED keeps flashing.
Red LED stays OFF.
Outdoor: Green LED keeps flashing.
Red LED 2 time flash.
Remote Control: No-indication.
Indoor:
Green LED stays OFF. Red LED stays OFF.
Outdoor: Green LED keeps flashing.
Red LED 2 time flash.
The power supply is not supplied to the
indoor unit’s controller.
Remote Control: “ WAIT ”
Indoor:
Green LED keeps flashing.
Red LED stays OFF.
Outdoor: Green LED keeps flashing.
Red LED 2 time flash.
Setting Method
No.
Result
1
2
3
4
Setting Method
No.
Result
5
6
7
8
#1 Master
#1 Slave
If the master/slave setting is not set
when there are multiple slave units.
In case the wiring among indoor units
has 2 cores.
Remote controller display is normal.
Only the indoor unit which is
connected directly to the outdoor
unit will run.
Outdoor unit runs normally.
Press the check SW and check the
indoor units that are registered.
The remote controller display is
normal.
Only the indoor unit that in
connected directly to the outdoor
unit will operate.
The outdoor unit operates normally.
Press the check SW and check the
registered indoor units.
Remote controller display is normal.
Only the indoor units that are
connected directly to the outdoor
unit operate.
The outdoor unit operates normally.
Press the check SW and check the
registered indoor units.
Remote controller continues to show
“ WAIT .”
The outdoor unit’s red LED flashes 2
times.
If the indoor units address setting are
not set when they are controlled by
single remote controller.
Remote controller continues to show
“ WAIT .”
Remote controller display is normal.
Press the check SW and check the
registered indoor units.
If the address is set instead of master/slave setting
in case prural indoor units are connected to an
outdoor unit.
In case the wiring among indoor units has 2 cores.
If the address is set instead of master/slave setting
in case prural indoor units are connected to an
outdoor unit.
In case the wiring among indoor units has 3 cores.
If both address and master/slave
setting are set in case prural indoor
units are connected to an outdoor unit.
Remote controller continues to show
“ WAIT .”
The outdoor red LED flashes 2 times.
Remote controller continues to show
“ WAIT .”
Remote controller continues to show
“ WAIT .”
Indoor unit’s red LED flashes 3 times
(E14).
If the master/slave setting is not set
when there are multiple slave units.
In case the wiring among indoor units
has 3 cores.
If slave remote controller setting is not
set.
If multiple slave units are set for a single
unit.
Outdoor
Outdoor
Outdoor
Outdoor
Outdoor
Indoor
Indoor
Indoor
Indoor
Indoor
Indoor
Indoor
Indoor
Indoor
#0 Master
#0 Master
#0 Master
#0 Master
#0 Master
#0 Master
Indoor #0 Master
R Master
R Master
R Master
R Master
R Master
R Master
R Master
R Master
R Master
Outdoor
Outdoor
Indoor
Outdoor
Outdoor
Indoor
#0 Master
Indoor #0 Master
Slave #0
Indoor Slave #0
Remarks: If the remote control wires (red and black wires) are shorted, the green indoor unit LED is stays
OFF
and the remote
controller does not work.
#1 Master
,
2/N and
,
wrongly connected
Indication example in case of wrong interconnection
Behavior when address setting is wrong
