Daikin Emura RXJ20A5V1B Service Manual page 105

To check if the correct spare part is installed
To check the wiring of the indoor unit main PCB
RXJ20~50A + FTXJ-A(W)(S)(B)
Split Emura 3 R32
ESIE22-04B – 2022.08
a HAP LED
INFORMATION
Make sure the correct software is available on the PCB. If NOT, update using the
updater tool.
Does the HAP LED blink in regular
intervals (1 second ON/1 second OFF)?
Yes
No
Prerequisite: First perform all earlier checks of the indoor unit main PCB, see
"4.9.1 Checking procedures" [
1 Visit your local spare parts webbank.
2 Enter the model name of your unit and check if the installed spare part
number corresponds with the spare part number indicated in the webbank.
Is the correct spare part for the indoor
unit main PCB installed?
Yes
No
Prerequisite: First perform all earlier checks of the indoor unit main PCB, see
"4.9.1 Checking procedures" [
Prerequisite: Stop the unit operation via the user interface.
Action
Return to "4.9.1 Checking
procedures" [
main PCB and continue with the next
procedure.
Replace the indoor unit main PCB, see
"4.9.2 Repair
4
103].
Action
Return to "4.9.1 Checking
procedures" [
main PCB and continue with the next
procedure.
Replace the indoor unit main PCB, see
"4.9.2 Repair
4
103].
4 Components
|
a
4
103] of the indoor unit
4
procedures" [ 106].
4
103] of the indoor unit
4
procedures" [ 106].
Service manual
105