Sharp AH-A129E Service Manual page 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.)
12.Outputs in each operation mode
COOL
DRY
FAN ONLY
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.
Timer
LED
Indoor Operation
fan motor LED
Comp.-lock Operation
LED
Thermistor Operation
short state LED
Thermistor Operation
open state LED
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.
Table H-4
Compressor
Cooling
Circulating
Cooling
Dehumidifying
Circulating
1sec. 1sec.
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
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.)
Outdoor
Fan motor
ON ON
OFF OFF
ON ON
ON ON
OFF OFF
OFF OFF
4sec.
11
AH-A129E
AU-A129E
Indoor
Fan motor
ON
ON
L/UL
UL/D
D/OFF
ON