Correcting After Abnormal Completion; Error Code; Low-Temperature Hydrobox Test Operation - Daikin VRV EMERION RXYQ-AATJA Service Manual

Test Operation
5. Check the test operation results on the outdoor unit 7-segment display.
3.3

Correcting after Abnormal Completion

The test operation is only completed if there is no error code displayed on the user interface or
outdoor unit 7-segment display. In case an error code is displayed, refer to Error Codes and
Descriptions on page 234 to perform correcting actions. Carry out the test operation again and
confirm that the abnormality is properly corrected.
3.4

Error Code

In case an error code is displayed, perform correcting actions as explained in the error code table
referring to Outdoor Unit, System on page 237.
After correcting the abnormality, press the RETURN (BS3) button to reset the error code and retry
operation.
The error code which is displayed on the outdoor unit will indicate a main code and a sub code. The
sub code indicates more detailed information about the error code. The error code will be displayed
intermittent.
Example:
With an interval of 1 second, the display will switch between main code and sub code.
3.5

Low-Temperature Hydrobox Test Operation

Regarding the test operation of the low-temperature hydrobox (HXY-TA), refer to the service
manual SiUS392016EA.
221
Normal completion: no indication on the 7-segment display (idle)
Abnormal completion: indication of error code on the 7-segment display
Take actions for correcting the abnormality. When the test operation is fully completed, normal
operation will be possible after 5 minutes.
Main code Sub code
SiUS342303E
Part 5 Field Settings and Test Operation