Daikin Sensira Series Service Manual page 75

To check the HAP LED of the main PCB
To check if the correct spare part is installed
FTXF20~71A + FTXF20~25B + FTXF20~42C + ATXF20~71A + ATXF20~42C
+ RXF20~71A + RXF20~60B + RXF20~42C + ARXF20~71A + ARXF20~42C
Split Sensira R32
ESIE18-12E – 2021.02
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" [ 74].
1 Locate the HAP LED on the main PCB.
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 main PCB checks, see
4
procedures" [ 74].
1 Visit your local spare parts webbank.
Action
Return to "Checking
of the PCB and continue with the next
procedure.
Continue with the next step.
"3.1.1 Checking
Action
Replace the main PCB, see
4
procedures" [
Adjust the power supply to the unit, see
"3.1.2 Repair procedures" [
a
Action
Return to "Checking
of the main PCB and continue with the
next procedure.
Replace the main PCB, see
4
procedures" [
2 Components
|
4
procedures" [ 74]
4
procedures" [ 127].
"Repair
81].
4
128].
"Checking
4
procedures" [ 74]
"Repair
81].
"Checking
Service manual
75