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Components
Service manual
261
EBLA09~16DA + EDLA09~16DA
Daikin Altherma 3 M
ESIE20-06A – 2021.03
WARNING
When reconnecting a connector to the PCB, make sure to connect it on the correct
location and do NOT apply force, as this may damage the connector or connector
pins of the PCB.
Is the problem solved?
Action
Yes
No further actions required.
No
Return to the troubleshooting of the
specific error and continue with the
next procedure.
3.20.3 Other thermistors
Checking procedures
To perform a mechanical check of the external thermistor
Prerequisite:
Stop the unit operation via the user interface.
Prerequisite:
Turn OFF the respective circuit breaker.
Prerequisite:
Remove the required plate work, see
1
Locate the thermistor.
2
Remove the insulation if needed. Check that the thermistor is correctly
installed and that there is thermal contact between the thermistor and the
piping or ambient.
Is the thermistor correctly installed
(thermal contact between the
thermistor and the piping or ambient)?
Action
Yes
Perform an electrical check of the
specific thermistor, see
261].
No
Correctly install the thermistor, see
To perform an electrical check of the external thermistor
Prerequisite:
First perform a mechanical check of the thermistor, see
261].
1
Locate the thermistor:
INFORMATION
Remove the thermistor from its holder if not reachable with a contact thermometer.
2
Measure the temperature using a contact thermometer.
Name
Symbol
Location
(PCB)
Connector
(pins)
Unit
terminal
(wires)
Referen
ce
(table)
External
indoor or
outdoor
ambient
thermistor
R6T
Hydro
X22A: 1‑2
X5M: 8-7
A
Summary of Contents for ALTHERMA
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