User manual SAMSUNG AQV12NSD SERVICE MANUAL

[. . . ] SPLIT-TYPE AIR CONDITIONER INDOOR UNIT Basic : AQV09NSBN AQV12NSBN Model : AQV09NSD AQV12NSD Model Code : AQV09NSD AQV12NSD OUTDOOR UNIT AQV09NSDX AQV12NSDX AIR CONDITIONER THE FEATURE OF PRODUCT Air Conditioner Simple Flat Grille Design good'sleep Mode : good'sleep Mode can help you sleep quickly and soundly and wake up refreshed. AQV09NSD/AQV12NSD Multi Functional Cleaning System : Silver Nano Health System and Deodorizing/ Catechin Filter are adopted. Silence Mode : When you use the "Silence Mode", you can experience extremely quiet operation of your air conditioner. AQV09NSDX/AQV12NSDX Refer to the service manual in the GSPN(see the rear cover) for the more information. Operating Instructions and Installation Contents 11. Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1 1-1 Installing the air conditioner . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1 1-1 1-1 1-2 1-2 1-2 Power supply and circuit breaker . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3 During operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ] OK NG Outdoor fan error Dose the voltage of DC300V apply to the connector of outdoor fan during the operation of outdoor unit?No Outdoor PCB error Yes Check the motor wire. Samsung Electronics 12-8 Troubleshooting 12-2-7 Outdoor temperature sensor error 1. 3) Does the both terminal of sensor satisfy the resistance value in accordance with temperature?Troubleshooting procedure Is the sensor connector connected correctly in accordance with a color?Yes No Is the temperature sensor connected correctly without separation?Yes Does the both terminal of sensor satisfy the resistance value in accordance with temperature?(Refer to the R/T TABLE) Yes No Is the resistance value of sensor connection pull_up 18. 2K?No No No Reconnect the sensor connector. Change the position of sensor. Exchange the sensor. Exchange the PCB. Yes Exchange the PCB. Normal operation Exit 400. 0 350. 0 300. 0 250. 0 200. 0 150. 0 100. 0 50. 0 0. 0 -32 -23 103 -41 -14 22 49 -50 94 -5 4 13 31 40 58 67 76 85 12-9 Samsung Electronics Troubleshooting 12-2-8 Discharge temperature sensor error 1. 3) Does the both terminal of sensor satisfy the resistance value in accordance with temperature?Troubleshooting procedure Is the sensor connector connected correctly in accordance with a color?Yes No Is the temperature sensor connected correctly without separation?Yes Does the both terminal of sensor satisfy the resistance value in accordance with temperature?(Refer to the R/T TABLE) Yes No Is the resistance value of sensor connection pull_up 24K?No No No Reconnect the sensor connector. Change the position of sensor. Exchange the sensor. Exchange the PCB. Yes Exchange the PCB. Normal operation Exit 600. 0 500. 0 400. 0 300. 0 200. 0 100. 0 0. 0 136 144 152 120 104 128 112 160 0 8 16 32 56 64 72 80 88 96 24 40 48 Samsung Electronics 12-10 Troubleshooting 12-2-9 Coil temperature sensor error 1. 3) Does the both terminal of sensor satisfy the resistance value in accordance with temperature?Troubleshooting procedure Is the sensor connector connected correctly in accordance with a color?Yes No Is the temperature sensor connected correctly without separation?Yes Does the both terminal of sensor satisfy the resistance value in accordance with temperature?(Refer to the R/T TABLE) Yes No Is the resistance value of sensor connection pull_up 18. 2K?No No No Reconnect the sensor connector. Change the position of sensor. Exchange the sensor. Exchange the PCB. Yes Exchange the PCB. [. . . ] When you finished, insert air filters by fixing it to each tab of the grille. To close the front grille, fix it to hooks and push down the lower right and left tabs of the grille. Front grille Air filter Body groove Body 6. Clean the front grille with a damp cloth and mild detergent (do NOT use benzene, solvents or other chemicals). Front grille Hook Body Note : · If you have not used the air conditioner for a long period of time, set the fan going for three to four hours to dry the inside of the air conditioner thoroughly. 14-7 Samsung Electronics Reference Sheet 14-5-2 Cleaning Deodorizing and Bio filter (Option) To remove minute dust particles and odors, deodorizing and Bio filter are installed in the air conditioner. Open the upper front grille by pulling the lower right and left tabs of the grille. Deodorizing Filter 2. [. . . ]