Daikin EBLA16DA3V3 Service Manual

2 | Troubleshooting
Service manual
57
EBLA09~16DA + EDLA09~16DA
Daikin Altherma 3 M
ESIE20-06A – 2021.03
INFORMATION
If all procedures listed above have been performed and the problem is still present,
contact the helpdesk.
2.3.68 U0-00 – Outdoor unit: Shortage of refrigerant
Trigger Effect Reset
Refrigerant shortage
detected.
Unit will stop operating. Automatic reset.
Power reset via outdoor
unit.
To solve the error code
INFORMATION
It is recommended to perform the checks in the listed order.
1 Perform a check of all refrigerant side thermistors. See
"3.20Thermistors"[4248].
Possible cause: Faulty refrigerant side thermistor(s).
2 Perform a check of the refrigerant pressure sensor. See "3.19 Refrigerant
pressure sensor"[4244].
Possible cause: Faulty refrigerant pressure sensor.
3 Check that all stop valves of the refrigerant circuit are open. See
"4.2Refrigerant circuit"[4286].
Possible cause: Closed stop valve in the refrigerant circuit.
4 Check if the refrigerant circuit is clogged. See "4.2Refrigerant circuit"[4286].
Possible cause: Clogged refrigerant circuit.
5 Check if the refrigerant circuit is correctly charged. See "4.2 Refrigerant
circuit"[4286].
Possible cause: Refrigerant shortage.
6 Check for the presence of non‑condensables and/or humidity in the
refrigerant circuit. See "4.2Refrigerant circuit"[4286].
Possible cause: Non‑condensables and/or humidity in the refrigerant circuit.
7 Perform a check of the compressor. See "3.7Compressor"[4134].
Possible cause: Faulty compressor or miswiring of the compressor power
supply cable.
8 Perform a check of all expansion valves. See "3.9Expansion valve"[4149].
Possible cause: Faulty expansion valve.
9 Check for leaks in the refrigerant circuit. Look for oil traces on the unit(s).
Check the brazing points on the field piping. Perform a pressure test, see
"4.2Refrigerant circuit"[4286].
Possible cause: Leak in the refrigerant circuit.
INFORMATION
If all procedures listed above have been performed and the problem is still present,
contact the helpdesk.

Daikin EBLA16DA3V3 Specifications

General

Brand	Daikin
Model	EBLA16DA3V3
Category	Heat Pump
Language	English