Repair Procedures - Daikin Emura RXJ20A5V1B Service Manual

To check if the power supply is compliant with the regulations
To check the wiring between the outdoor unit and the indoor unit

5.1.2 Repair procedures

To adjust the power supply
RXJ20~50A + FTXJ-A(W)(S)(B)
Split Emura 3 R32
ESIE22-04B – 2022.08
Is the measured voltage (power supply)
correct?
No
6 Check the power supply to the unit, see
Does the unit receive power?
Yes
No
1 Check that the power source is in line with the requirements described in the
databook.
Is the power supply compliant with the
regulations?
Yes
No
1 Check that all wires are properly connected and that all connectors are fully
plugged‑in.
2 Check that no connectors or wires are damaged.
3 Check that the wiring corresponds with the wiring diagram, see
4
diagram" [ 199].
INFORMATION
Correct the wiring as needed.
Is the problem solved?
Yes
No
1 Make sure that the power source is in line with the requirements described in
the databook.
2 Adjust the power supply within 50 Hz ± 3%.
Is the problem solved?
Yes
5 Third party components
|
Action
Continue with the next step.
"5.1.1 Checking procedures" [
Action
Correct the wiring from the main power
supply terminal to the indoor unit
power supply terminal, see
"5.1.2 Repair procedures" [
Adjust the power supply to the unit, see
"5.1.2 Repair procedures" [
Action
Return to the troubleshooting of the
specific error and continue with the
next procedure.
Adjust the power supply, see
"5.1.2 Repair procedures" [
Action
No further actions required.
Return to the troubleshooting of the
specific error and continue with the
next procedure.
Action
No further actions required.
4
180].
4
181].
4
181].
4
181].
"7.2 Wiring
Service manual
181