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F3 Indoor unit.
Indoor Cooling LED, flash 3 times.
Red LED, Outdoor unit flashing 5 times.
(Outdoor Ambient Sensor)
F4, Indoor unit.
Indoor Cooling LED, flash 4 times.
Red LED, Outdoor unit flashing 6 times.
(Outdoor Coil Sensor)
F5, Indoor unit.
Indoor Cooling LED, flash 5 times.
Red LED, Outdoor unit flashing 7 times.
(Outdoor Compressor Discharge Sensor)
# Check the Condenser Coil, Outdoor Ambient & Compressor Discharge triple point sensor plug for
correct connection.
# Check the continuity of each individual sensor, if anyone of the sensors is open circuit; replace the
complete triple connector plug assembly.
Note: If all the above checks relating to the sensors & wiring have been completed, yet the error code
still exists, replace the main outdoor PCB.
Condenser Coil, Outdoor Ambient & Compressor Discharge sensor connector plug on main outdoor
PCB.
Page 22 KSSSI113
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