105
1.
Improper input voltage
2.
Poor connection on reactor
3. Reactor damaged
4. Bad AP1 control board
Charging Malfunction of Capacitor
Status:
During cooling mode, compressor will stop,
indoor fan will run. Heating mode all units
stop.
PU
Error Code Diagnostics
PU Error Code
Capacity Charging Malfunction
Start Troubleshooting after unit
is powered on for 1 minute
Use a DC voltmeter to
measure the voltage
across the terminals of the
electrolytic capacitor
Yes
Check if the inductor wiring is
loose or induction is cut off
No
Shut down power and wait 20
minutes or connect a DC voltmeter
to the electrolytic capacitor until the
voltage is less than 20 v
Voltage higher than 100v
Yes
End Troubleshooting
Replace the inductor
or reconnect wires
No
Is the malfunction
corrected?
No
Yes
Replace the outdoor mainboard
Replace outdoor main
board
The detection
d=circuit of the
outdoor mainboard
has malfunctioned
No