Toyotomi KURO Mini Service Manual page 111

Service Manual
Refrigerant amount is too much?
Installation and Maintenance
Desynchronizing happens
during operation
Outdoor unit is working?
Yes
Unit radiation is good?
Yes
Input voltage is normal?
Yes
No
Replace the outdoor
mainboard
Eliminate the malfunction
No
Replace the compressor
End
Check if fan
terminal is
No
connected well
Improve radiation
situation of the unit
No
(such as cleaning
the heat exchanger,
improve ventilation
Turn on the unit
after the power
No
supply voltage
resumes normal
Charge refrigerant
according to the
Yes
service manual
Yes
Replace the fan capacitor
Replace the outdoor unit
33