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Wired
Outdoor unit 7-segment display
remote
controller
display
L13
L13 Detected indoor unit address
L14
L14 Detected indoor unit address
L17
L17
L18
L18 Detected indoor unit address
L20
—
L22
—
01: Duplication of Flow
Selector unit address
L24
L24
02: Indoor unit operation
mode priority setting
L28
L28
*1 Inverter quantity
L29
L29
information
L30
L30 Detected indoor unit address
—
L31
P01
—
P03
P03
1 * : Comp. 1 side
P04
P04
2 * : Comp. 2 side
1 * : Comp. 1 side
P05
P05
2 * : Comp. 2 side
1 * : Comp. 1 side
2 * : Comp. 2 side
P07
P07
04: Heat sink
P10
P10 Detected indoor unit address
P11
P11
P12
—
P13
P13
01: TS condition
P15
P15
02: TD condition
P16
P16
P17
P17
P18
P18
0#: 4-way valves
1#: 4-way valve1
P19
P19
2#: 4-way valve2
* Put in outdoor unit No. in
[#] mark.
P20
P20
1 * : Compressor 1 side
P22
P22
2 * : Compressor 2 side
01 * : Comp. 1 side
P26
P26
02 * : Comp. 2 side
01 * : Comp. 1 side
P29
P29
02 * : Comp. 2 side
P31
—
• For details about check codes determined with an Interface P.C. Board or an Inverter P.C. Board, refer to the
Installation Manual of the outdoor unit.
33-EN
Wireless remote controller
Auxiliary code
Operation Timer Ready Flash
—
—
—
—
—
—
—
—
—
—
—
—
—
—
SIM
Safety device setting unmatch
SIM
Safety device nonconformity
SIM
Outdoor unit type mismatch trouble
SIM
Flow Selector unit trouble
SIM
Duplicated central control addresses
There is a DX-kit (heat source capacity
command) non-compliant machine in
SIM
the group (DDC control, TA control and
SIM
Flow Selector unit setting trouble
SIM
Too many outdoor units connected
SIM
No. of inverter trouble
SIM
Indoor unit outside interlock
—
ALT
Indoor fan motor trouble
ALT
Discharge temp. TD1 trouble
ALT
High-pressure SW system operation
Phase missing detection/Power failure
ALT
detection
Inverter DC voltage trouble (comp.)
Heatsink overheat trouble
ALT
Heatsink dew condensation trouble
ALT
ALT
trouble
ALT
Indoor unit fan motor trouble
ALT
Outdoor liquid back detection trouble
ALT
Gas leak detection
ALT
ALT
Discharge temp. TD2 trouble
ALT
Discharge temp. TD3 trouble
ALT
4-way valve inverse trouble
ALT
High-pressure protective operation
ALT
Outdoor unit fan inverter trouble
ALT
IPM short protection trouble
Comp. position detective circuit system
ALT
trouble
Other indoor unit trouble
ALT
(Group follower indoor unit trouble)
– 33 –
Installation Manual
Judging
I/F
I/F
I/F
I/F
Indoor unit
Indoor unit
I/F
I/F
I/F
Indoor unit
I/F
Indoor unit
I/F
Inverter
I/F
Inverter, I/F
Indoor unit
I/F
Indoor unit
I/F
I/F
I/F
I/F
I/F
I/F
I/F
Inverter
Inverter
Inverter
Indoor unit
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