3 | Components
Service manual
112
EBLA09~16DA + EDLA09~16DA
Daikin Altherma 3 M
ESIE20-06A – 2021.03
Is the problem solved? Action
Yes No further actions required.
No Return to "Checking
procedures"[4104] of the backup
heater and continue with the next
procedure.
To remove the backup heater contactor(s)
Prerequisite: Stop the unit operation via the user interface.
Prerequisite: Turn off the respective circuit breaker of the unit and the backup
heater.
Prerequisite: Remove the required plate work, see "3.17Plate work"[4230].
1 Disconnect the wiring from the backup heater contactor terminals.
2 Remove the screws and remove the backup heater contactor(s) from the
switch box.
3 To install the backup heater contactor(s), see "Repair procedures"[4108].
To install the backup heater contactor(s)
1 Install the backup heater contactor(s) in the switch box and fix them using the
screws.
2 Connect the wiring to the correct backup heater contactor terminals.
Is the problem solved? Action
Yes No further actions required.
No Return to "Checking
procedures"[4104] of the backup
heater and continue with the next
procedure.
3.3.2 Backup heater kit
Checking procedures
INFORMATION
It is recommended to perform the checks in the listed order.
To perform a resistance check of the backup heater
Prerequisite: Stop the unit operation via the user interface.
Prerequisite: Turn OFF the respective circuit breaker.
1 Remove the required plate work, see "3.17Plate work"[4230].