Backup Heater Kit - Daikin altherma 3 M Service Manual

3 | Components

3.4.2 Backup heater kit

Checking procedures
To perform a mechanical check of the backup heater thermal protector
Service manual
124
a
a Backup heater thermal protector harness
b Screw
c Backup heater thermal protector
d Backup heater
2 Install and tighten the 2 screws to fix the backup heater thermal protector.
3 Route the backup heater thermal protector harness through the grommet
inside the switch box.
4 Connect the backup heater protector wiring to the wire terminal X7M: 5‑6.
5 Fix the backup heater thermal protector harness using new tie straps.
Is the problem solved?
Yes
No
INFORMATION
It is recommended to perform the checks in the listed order.
Prerequisite: Stop the unit operation via the user interface.
Prerequisite: Turn OFF the respective circuit breaker.
Prerequisite: Remove the required plate work, see
1 If the backup heater thermal protector has tripped:
▪ Sufficiently cool the sensor (7 K)
▪ Press the red button to reset the backup heater thermal protector
d
b c b
Action
No further actions required.
Return to the troubleshooting of the
specific error and continue with the
next procedure.
4
"3.17 Plate work" [ 230].
EBLA09~16DA + EDLA09~16DA
Daikin Altherma 3 M
ESIE20-06A – 2021.03