Daikin Perfera RXM R Series Service Manual page 104

3 | Components
To check the HAP LED of the indoor unit main PCB
Service manual
104
3 Measure the output voltage between the pins 1‑4 of the connector S102 on
the innndoor unit power PCB.
Result: The measured voltage MUST be 324 V DC.
Output voltage on indoor unit power
PCB correct?
Yes
No
INFORMATION
HAP LED is ONLY available on the main PCB of the floor standing indoor units.
Prerequisite: First perform a power check of the indoor unit main PCB, see
"Checking procedures" [
1 Locate the HAP LED on the indoor unit 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
Action
Correct the wiring between the indoor
unit main PCB and indoor unit power
PCB, see
Perform a check of the indoor unit
power PCB, see
procedures" [
4
102].
a
Action
Return to
procedures" [
main PCB and continue with the next
procedure.
Replace the indoor unit main PCB, see
"Repair
RXM20~71R + ARXM25~71R + FTXM20~71R + ATXM25~50R +
4
"Repair procedures" [
"Checking
4
110].
"Checking
4
102] of the indoor unit
4
procedures" [ 106].
Split New Perfera R32
ESIE20-11 – 2021.01
203].
FVXM25~50A