Daikin VRV IV+ Service Manual page 361

To check the wiring between the outdoor unit and the indoor unit
4.1.2 Repair procedures
To adjust the power supply
To adjust the wiring between the outdoor unit and the indoor unit
REYQ8~20+REMQ5U7Y1B
VRV IV+ Heat Recovery
ESIE18-15B – 2020.05
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" [ 385].
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
No
1 Adjust the wiring according to the wiring diagram and connection diagram,
see "6.2 Wiring diagram" [
2 Check that all wires are properly connected and that all connectors are fully
plugged‑in.
3 Check that no connectors or wires are damaged.
Is the problem solved?
Yes
No
4 Third party components
|
Action
No further actions required.
Return to the troubleshooting of the
specific error and continue with the
next procedure.
Action
No further actions required.
Return to the troubleshooting of the
specific error and continue with the
next procedure.
4
385].
Action
No further actions required.
Return to the troubleshooting of the
specific error and continue with the
next procedure.
"6.2 Wiring
Service manual
361