00 - Abnormal Increase Outlet Water Temperature - Daikin EBLA04E V Series Service Manual

3 | Troubleshooting
3.3.17 8H-00 – Abnormal increase outlet water temperature
Service manual
30
draft – 31/05/2022 15:53
Possible cause: Faulty outlet water after backup heater thermistor.
3 Check if the water circuit is clogged. See
Possible cause: Clogged water circuit.
4 Perform a check of the water pump. See
Possible cause: Faulty water pump.
5 Perform a check of the backup heater contactor(s). See
4
heater" [ 116].
Possible cause: Faulty backup heater contactor(s).
INFORMATION
If all procedures listed above have been performed and the problem is still present,
contact the helpdesk.
Trigger
Outlet water after backup
heater thermistor detects
a too high temperature
during space heating
without electrical heater.
To solve the error code
INFORMATION
It is recommended to perform the checks in the listed order.
1 Check the water flow. See
Possible cause: Water flow is too low.
2 Perform a check of the outlet water after backup heater thermistor. See
4
"4.19 Thermistors" [
Possible cause: Faulty outlet water after backup heater thermistor.
3 Check if the water circuit is clogged. See
Possible cause: Clogged water circuit.
4 Perform a check of the water pump. See
Possible cause: Faulty water pump.
5 Perform a check of the backup heater contactor(s). See
4
heater" [ 116].
Possible cause: Faulty backup heater contactor(s).
INFORMATION
If all procedures listed above have been performed and the problem is still present,
contact the helpdesk.
"5.3 Water
"4.23 Water
Effect
Unit will stop operating.
4
"5.3 Water circuit" [
217].
"5.3 Water
"4.23 Water
circuit" [ 4 265].
4
pump" [ 245].
"4.3 Backup
Reset
Manual reset via user
interface.
265].
4
circuit" [ 265].
4
pump" [ 245].
"4.3 Backup
EBLA04~08E + EDLA04~08E
Daikin Altherma 3 M
ESIE22-09 – 2022.05