– 60 –
Lamp indication
Operation
Timer Ready
Alternate flash
Operation
Timer Ready
Alternate flash
Operation
Timer Ready
Simultaneous flash
Operation
Timer Ready
Simultaneous flash
Operation
Timer Ready
Flash
Operation
Timer Ready
Simultaneous flash
Operation
Timer Ready
Simultaneous flash
Check code
F01
F02
P10
F04
F06
F07
F08
F12
F13
F15
F29
F31
H01
H02
H03
H04
H06
L03
L07
L08
L09
L10
L20
L29
L30
L31
Cause of trouble occurrence
Heat exchanger sensor (TCJ) trouble
Heat exchanger sensor (TC) trouble Indoor unit sensor trouble
Heat exchanger sensor (TA) trouble
Discharge temp. sensor (TD) trouble
Temp. sensor (TE) trouble
Temp. sensor (TL) trouble
Temp. sensor (TO) trouble Sensor trouble of outdoor unit ∗1
Temp. sensor (TS) trouble
Temp. sensor (TH) trouble
Temp. sensor miswiring (TE, TS)
Indoor EEPROM trouble
Outdoor EEPROM trouble
Compressor break down
Outdoor compressor system trouble ∗1
Compressor lock
Current detection circuit trouble } Power supply, outdoor P.C. board trouble
Case thermostat worked. }
Compressor overheat, outdoor wiring trouble
PS pressure sensor trouble,Outdoor unit
low pressure protective operation low pressure system trouble
Duplicated header indoor units
There is indoor unit of group connection → AUTO address
in individual indoor unit.
* If group construction and
Unsetting of group address
address are not normal
Missed setting when power supply turned on,
(Unset indoor capacity) automatically goes to address
setup mode.
Unset model type (Service board)
Duplicated indoor central addresses
Outdoor unit and other trouble
Outside interlock trouble
Negative phase trouble
∗1: These are representative examples and the check code differs according to the outdoor unit to be combined.
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