Daikin EUWA/Y5-30HB/C(Z) - Procedure for PCB Changing (EUWA;Y15-30 HC(Z))

Troubleshooting ESIE98–06A
3–28 Part 3 – Troubleshooting
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4.6 Procedure for PCB Changing (EUWA/Y15-30HC(Z))
Changing the PCB To change the PCB, proceed as follows:
Entering the factory
menu
The factory menu is used to set up the identification parameters of the unit according to its PCB. To
enter the factory menu, proceed as follows:
For more information concerning the controller, refer to ‘The EUWA/Y15-30HC(Z) Controller’ on
page 2-26.
Load defaults When you have entered the factory menu, proceed as follows:
Initialization Follow the next screens to insert the settings of the former PCB.
Step Action
1 Remove the connections of the old PCB.
2 Remove the old PCB.
3 Place the new PCB in the same way as the old PCB.
4 Reconnect the PCB.
Step Action Result
1 Put on the power supply. After a few seconds, the user terminal
will enter the read-out menu. Refer to
‘a Read-out Menu’ on page 2-31.
2 Press a and e simultaneously for 5
seconds.
The leds above a and e light up.
(also when you release the buttons)
3 Scroll using h to go to 1914.
4 Press j. You have entered the factory menu.
Step Action Action
1 Scroll downwards using h to go to the next
screen.
2 Press j 3 times. The cursor is blinking on N on the
load defaults line.
3 Scroll downwards using h to change N into Y.
4 Press j. When Y becomes N again, all the
default values are loaded into the
new PCB.
5 Scroll upwards using h to go to the first screen. You can start initialization.
6 Press j.