AH-A189E
AH-A249E
19.Diagnosis procedure
When indoor fan motor is out of order or compressor lock occurs, the compressor, indoor fan motor, outdoor fan
motor, and louver are all stopped and the operation LED(red) turns off and the timer LED(yellow) flickers.
When the following troubles occur, 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 during suspension.
1sec. 1sec.
Timer
ON4sec.
LED
OFF
Indoor
ONOperation
fan motorLED
OFF
ON
Comp.-lockOperation
LED
OFF
ON
Thermistor
Operation
short stateLED
OFF
ON
Thermistor
Operation
open stateLED
OFF
Timing chart of Timer LED and Operation LED of DIAGNOSIS PROCEDURE.
17 |