Daikin FTXV25AV1B Service Manual page 65

SiK011003
(11) Overload and high discharge temperature malfunction
Main detection points:
If the electronic expansion valve is connected well? Is the electronic expansion valve damaged?
If the refrigerant is leaked?
The compressor overload protection terminal is not connected well with the mainboard?
If the overload protector is damaged?
Heat exchange of unit is not good? (heat exchanger is dirty and unit radiating environment is bad)
Too much load of the system causes high temperature of compressor after working for a long time?
Malfunction of discharge temperature sensor?
Troubleshooting
Troubleshooting
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