Troubleshooting
Samsung Electronics 4-79
4-4-45 : Suction Temperature sensor breakaway error
Indoorunit display
×(Operation) ስ (Reservation) ስ (Blast) ስ (Filter) ×(Defrost)
Judgment Method
Cause of problem
 If the suction temperature right before operating the Comp, when the operating order is highest, is set at Tsuc, ini,
and the suction temperature of the current Comp is set at Tsuc, real, it is considered to have an error if the condition of Tsuc,
real < Tsuc,ini| < 2°C is maintained for 30 minutes.
 Suction temperature sensor breakaway/defective.
Outdoor unit display
1.
Cause of problem
Complete
Is Suction sensor
and sensor Holder accurately
attached?
Is Suction sensor
resistance value reasonable?
(Refer to E231 )
Defective Sensor : Replace Sensor
No
Re-insert the sensor.
Re-attach the sensor holder.
No
Ye s
Ye s
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