TroubleshootingSamsung Electronics 1134-3-29 Suction-2 Temperature Sensor Error (OPEN/SHORT)1. Inspection MethodYesSuction2 sensor connector (CN44)connected to PBA?Is the resistor value matching with“NOTE1” table?Separate the connector of the Suction-2 sensorfrom the PBA, and measure the resistance valuebetween the two terminals.Restart operation after changing PBARestart operation after connecting theconnector to PBAChange this part as it is the fault of theoutdoor Suction-2 sensor itself.YesNoNoResistance value measure partCN46 (1, 2)NOTE1Temperature(°C) Resistance(KΩ)706050403020100-102.23.04.25.88.312.118.027.343.0Outdoor unitdisplayIndoorunitdisplayDuct, Cassette (1/2 Way),Console, Celing Cassette (4/Mini4 Way) Wall-mounted (NeoForte)Operation Defrost Timer Fan Filter/MPI Operation Defrost Timer Filter Operation Timer Turbo: ON : Flash ×: OFFJudgmentMethod ∙ Detect according to temperature detected with the Suction #2 pipe temperature thermistor.Cause ofproblem ∙ Suction #2 temperature sensor is defective. (open/short)4-3 Appropriate Measures for Different Symptom (cont.)
