F1, Indoor unit. (Room Temp Sensor Failure)
Indoor Cooling LED, flash 1 time.
F2, Indoor unit. (Tube Temp Sensor Failure)
Indoor Cooling LED, flash 2 times.
# Check the Indoor Ambient & Indoor Tube sensors for correct connection.
# Check the continuity of the relevant sensor, if the sensor is open circuit, change it. Refer pages
117 to 119 for resistance values.
Note: If all the above checks relating to the sensors & wiring have been completed, yet the error
code still exists, replace the indoor PCB.
Room & Tube temperature sensors on indoor PCB.
Page 102 KSSSI116