AH-A129E
AU-A129E
11
10.Power on start
If the connecting wire "POWER ON" is cut on the
PWB ass’y, when the power is supplied by turning
on a circuit breaker, the air conditioner automatically
starts of operation in “AUTO” mode.
(Refer to Figure L-2. Printed Wiring Board.)
11.Auto restart
Power failure occurs during operation, the unit will
restart in the same operation mode as before after
power recovery.
(Refer to Figure L-2. Printed Wiring Board.)
12.Outputs in each operation mode
Table H-4
13.Diagnosis procedure
When indoor fan motor is out of order or compressor lock occurs, the compressor, inddor fan motor, outdoor fan
motor, and louver are all stopped and the operation LED(red) turns on or off syncronously with the timimg of the
timer LED.
When the thermistor for room temperature or pipe temperature is open or short state, the operation LED turns on
or off syncronously with the timing of the timer LED by pushing continously for more than three seconds both
"TEST" button and "AUX." button.
Timing chart of Timer LED and Operation LED of DIAGNOSIS PROCEDURE.
When "OI" button the remote controller or "AUX." button in the unit is pushed, the unit is free from DIAGNOSIS
PROCEDURE.
Indoor
fan motor
Comp.-lock
Thermistor
short state
Thermistor
open state
Timer
LED
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
Operation
LED
Operation
LED
Operation
LED
Operation
LED
1sec.
1sec.
4sec.
ON
OFF
ON
ON
OFF
ON
OFF
ON
ON
OFF
ON
ON
L/UL
UL/D
D/OFF
OFF
OFF
ON
Cooling
Dehumidifying
Circulating
DRY
Compressor
Outdoor
Fan motor
Indoor
Fan motor
FAN ONLY
COOL
Cooling
Circulating
