Daikin Altherma 3 M - Page 162

3 | Components
Service manual
162
EBLA09~16DA + EDLA09~16DA
Daikin Altherma 3 M
ESIE20-06A – 2021.03
Is the measured output voltage on the
main PCB correct?
Action
No Perform a check of the main PCB, see
"Checking procedures"[4181].
To check the HAP LED of the hydro PCB
Prerequisite: First check the power supply to the hydro PCB, see "3.12.1Checking
procedures"[4160].
1 Locate the HAP LED on the hydro PCB.
a
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)?
Action
Yes Return to "3.12.1Checking
procedures"[4160] of the hydro PCB
and continue with the next procedure.
No Replace the hydro PCB, see
"3.12.2Repair procedures"[4164]
To check if the correct spare part is installed
Prerequisite: First perform all earlier hydro PCB checks, see "3.12.1 Checking
procedures"[4160].
1 Visit your local spare parts webbank.
2 Enter the model name of your unit and check if the installed spare part
number corresponds with the spare part number indicated in the webbank.