F6-00 - Outdoor Unit: Abnormal High Pressure In Cooling - Daikin Perfera ARXM25A Service Manual

3 | Troubleshooting
3.5.15 F6-00 – Outdoor unit: Abnormal high pressure in cooling
Service manual
26
draft – 21/12/2023 13:09
To solve the error code
INFORMATION
It is recommended to perform the checks in the listed order.
1 Check that all stop valves of the refrigerant circuit are open. See
"4.2 Refrigerant circuit" [
Possible cause: Closed stop valve in the refrigerant circuit.
2 Check if the refrigerant circuit is correctly charged. See
4
circuit" [ 53].
Possible cause: Refrigerant overcharge or shortage.
3 Check for the presence of non‑condensables and/or humidity in the
refrigerant circuit. See
Possible cause: Non‑condensables and/or humidity in the refrigerant circuit.
4 Check if the refrigerant circuit is clogged. See
Possible cause: Clogged refrigerant circuit.
5 Perform a check of the 4‑way valve. See 4-way valve.
Possible cause: Faulty 4‑way valve.
6 Perform a check of the expansion valve. See Expansion valve.
Possible cause: Faulty expansion valve.
7 Perform a check of the main PCB. See Main PCB.
Possible cause: Faulty main PCB.
8 Perform a check of all refrigerant side thermistors. See Thermistors.
Possible cause: Faulty refrigerant side thermistor(s).
INFORMATION
If all procedures listed above have been performed and the problem is still present,
contact the helpdesk.
Trigger
Outdoor heat exchanger
thermistor measures a
too high temperature.
To solve the error code
INFORMATION
It is recommended to perform the checks in the listed order.
1 Clean the outdoor heat exchanger. See "5 Maintenance" [
Possible cause: Dirty outdoor heat exchanger.
2 Check that all stop valves of the refrigerant circuit are open. See
"4.2 Refrigerant circuit" [
Possible cause: Closed stop valve in the refrigerant circuit.
4
53].
4
"4.2 Refrigerant circuit" [
"4.2 Refrigerant
Effect
Unit will NOT stop
operating.
4
53].
RXM20~50A + ARXM25~50A + FTXM20~50A + ATXM20~50A + CTXM15A
"4.2 Refrigerant
53].
4
circuit" [ 53].
Reset
Automatic reset when
temperature drops.
4
64].
Split Perfera ZETA R32
ESIE23-06 – 2023.12