AY/AE-A079E
AY/AE-A099E
14
19.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 syncrnoously 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.
