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Troubleshooting
Service manual
41
EBLA09~16DA + EDLA09~16DA
Daikin Altherma 3 M
ESIE20-06A – 2021.03
To solve the error code
INFORMATION
It is recommended to perform the checks in the listed order.
1
Perform a check of the main PCB. See
171].
Possible cause:
Faulty main PCB.
2
Perform a check of the noise filter PCB. See
194].
Possible cause:
Faulty noise filter PCB.
3
Check if the power supply is conform with the regulations. See
Possible cause:
▪
Faulty or disturbance of the power supply (imbalance >4%),
▪
Power drop,
▪
Short circuit.
Prerequisite:
Stop the unit operation via the user interface.
4
Turn OFF the respective circuit breaker.
DANGER: RISK OF ELECTROCUTION
Confirm the rectifier voltage is below 10 V DC before proceeding, see
5
Check that the thermal interface grease is applied properly on the (PCB or
refrigerant piping) contact surface of the heat sink. Adjust if needed.
Possible cause:
Thermal interface grease NOT applied properly on the heat
sink.
INFORMATION
Make sure to use thermal interface grease Shin Etsu G-776 (spare part number
2269571).
INFORMATION
If all procedures listed above have been performed and the problem is still present,
contact the helpdesk.
2.3.41 H1-00 – External temperature sensor problem
Trigger
Effect
Reset
Optional external indoor
or outdoor ambient
thermistor input is out of
range.
Unit will NOT stop
operating.
Automatic reset when
input is in range.
To solve the error code
INFORMATION
It is recommended to perform the checks in the listed order.
Summary of Contents for ALTHERMA
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