Daikin Perfera RXM R Series Service Manual page 133

To check the HAP LED of the main PCB
RXM20~71R + ARXM25~71R + FTXM20~71R + ATXM25~50R +
FVXM25~50A
Split New Perfera R32
ESIE20-11 – 2021.01
1 Turn ON the power of the unit.
2 Measure the voltage between the black and white wires.
Result: The measured voltage MUST be 230 V AC.
a
b
a Black wire
b White wire
Is the measured voltage on the PCB
correct?
Yes
No
3 Check the power supply to the unit, see
Does the unit receive power?
Yes
No
Prerequisite: First check the power supply to the main PCB, see
4
procedures" [ 132].
1 Locate the HAP LED on the main PCB.
a HAP LED
3
|
Action
Return to "Checking
procedures" [ 4 132] of the PCB and
continue with the next procedure.
Continue with the next step.
"Checking procedures" [
Action
Replace the main PCB, see
4
procedures" [ 138].
Adjust the power supply to the unit, see
4
"Repair procedures" [ 203].
a
Components
4
202].
"Repair
"Checking
Service manual
133