Daikin 2MXS40H2V1B Service Manual page 158

Service Check Function
5. Press the [TEMP]
6. Diagnose by the sound.
7. Determine the error code.
8. Press the [MODE] button to exit from the diagnosis mode.
9. Press the [ON/OFF] button twice to return to the normal mode.
Note: When the remote controller is left untouched for 60 seconds, it returns to the normal mode.
147
or
beep : The left-side number does not correspond with the error code.
two consecutive beeps : The left-side number corresponds with the error code but the
long beep : Both the left-side and right-side numbers correspond with the error code.
The numbers indicated when you hear the long beep are the error code.
(Error codes and description
The display means the trial operation mode.
(Refer to page 221 for trial operation.)
button and change the number until you hear the long beep.
right-side number does not.
→
Refer to page 155, 156.)
SiBE121123_A
(R4277)
(R4278)
(R14969)
(R9670)
Service Diagnosis