Repair Procedures - Daikin EBLA04E V Series Service Manual

4 | Components
Problem solved?

4.5.2 Repair procedures

To remove the booster heater
To install the booster heater
To remove the booster heater contactor(s)
Service manual
146
draft – 31/05/2022 15:53
Is the measured operating voltage of
the booster heater contactor correct?
No
After all checking procedures listed above have been performed:
Is the problem solved?
Yes
No
1 For the correct procedure, see the installation manual of the water tank.
2 To install the booster heater, see
1 For the correct procedure, see the installation manual of the water tank.
Is the problem solved?
Yes
No
2 For the correct procedure, see the installation manual of the water tank.
Is the problem solved?
Yes
No
Prerequisite: Stop the unit operation via the user interface.
Prerequisite: Turn off the respective circuit breaker of the unit and the booster
heater.
Prerequisite: Remove the required plate work, see
1 Disconnect the wiring from the booster heater contactor terminals.
2 Remove the screws and remove the booster heater contactor(s) from the
switch box.
3 To install the
4
procedures" [ 146].
Action
Check for the reason of faulty operating
voltage (wiring, faulty contact, ...), see
"7.2 Wiring
Action
No further actions required.
Return to the troubleshooting of the
specific error and continue with the
next procedure.
"4.5.2 Repair
Action
No further actions required.
Return to the troubleshooting of the
specific error and continue with the
next procedure.
Action
No further actions required.
Return to
procedures" [
heater and continue with the next
procedure.
booster heater contactor(s),
diagram" [ 4 281].
4
procedures" [ 146].
"4.5.1 Checking
4
142] of the booster
4
"4.16 Plate work" [ 202].
see "4.5.2 Repair
EBLA04~08E + EDLA04~08E
Daikin Altherma 3 M
ESIE22-09 – 2022.05