D.C. Inverter Multi VRF Modular
54
Below is relevant error:
06_Detect
outdoor
components
System detects error in outdoor
components.
Elimination methods of above error can be found in Troubleshooting.
Step11:
progress 07 is “Detect indoor components”
If no error is detected, system will display as below and then start next progress.
07_Detect indoor
components
No error is detected in indoor
components. Start next progress.
If error is detected, system will stay at current progress. Error has to be solved manually.
Below is relevant error:
07_Detect indoor
components
System detects error in indoor
components.
XXXX is the project no. of the faulted IDU. 3s later, relevant error code is displayed. For
example, IDU no. 100 has d5 error, then LED3 displays like this: 01 (2s later) 00 (2s later) d5, and
repeat again.
Elimination methods of above error can be found in Troubleshooting.
Step 12:
progress 08 is “Confirm preheated compressor”
If more than 8h of preheat time is detected, system will display as below and start next
progress.
08_Confirm
preheated
compressor
Preheat time for compressor is 8h. Start
next progress.
If less than 8h of preheat time is detected, system will give error alarm and display as below.
Then press SW7 confirmation button to skip the wait time and start next progress. But this will
cause force start of the compressor, which may damage the compressor.
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