Service Check Function SiUS04-924
70 Service Diagnosis
Check Method 2
1. Press the 3 buttons (TEMP, TEMP, MODE) simultaneously to enter the diagnosis mode.
The left-side numeral blinks.
2. Press TEMP
or button and change the figure until you hear the sound of “beep”.
3. Diagnose by the sound.
beep: The left-side numeral is incorrect; move to the next number.
beep-beep: The right-side number is incorrect; move to the next number.
long beeeeep: Both numbers are correct; this is your error code. Refer to the troubleshooting
section to learn more about his code. (
See 7.)
4. Press the MODE button.
The right-side numeral blinks.