Although the water going into the dishwasher was 120, the sani light would not go on. The turbidity sensor measures the amount of transmitted light to determine the turbidity of the wash water. Turbidity Sensor Specifications The sensor measures level of soil in the water and the thermistor is used to regulate water temperature when certain cycles or options are selected. Whirlpool Genuine OEM WPW10705575 Dishwasher Turbidity Sensor. Using your flathead, rotate the old turbidity sensor counter-clockwise and it will detach. Needed the water valve and the turbidity sensor as per the fault codes. Slip, door liner touched loose switch - spark/short - no LED lights at all. 160. If the resistance is not within this range, the turbidity sensor would need to be replaced. I have replaces pressure switch, have pulled pump out and no restrictions. There is no motor start relay, capacitor won't make any noises. Can machine safely and efficiently run without the turbidity sensor? I repaired the water leak and tested the machine again. I have a Whirlpool dishwasher Model ADP4108/1, It has a water leak problem and it did not switched off. This indicates that the thermistor sensor could be faulty. It measures the absorbance, or attenuation of light when passing through the sample. Problem persisted after reassembly. Voltage Testing motor tonight. I'll have to get find a volt multimeter to test motor. I can no longer get my Maytag Quiet Series 300 dishwasher to start. We use cookies to give you the best possible experience on our website. It is mounted on the sump just under the drain pump. By measuring the turbidity of the wash water, the dishwasher can conserve energy on lightly soiled loads by only washing as long as necessary. How can I increase the kitchenaid dishwasher temperature during the drying cycle so that dishes will dry? © 2010new Date().getFullYear()>2010&&document.write("-"+new Date().getFullYear());, how-to-repair.com, How a Dishwasher NTC thermistor Sensor works & how to test it. Check all connections first to the Dishwasher sensor and to the board they may have come loose, you are sometimes unlikely to see anything physically wrong but there might be a bad connection. We have replaced the turbidity sensor on our Whirlpool dishwasher 3 times to correct the issue with our dishes not getting clean due to a lack of water circulation. Does Turbidity Sensor play any part in how much water stays in machine? That door switch sounds worth checking. With the power supply to the dishwasher turned off, the turbidity sensor can be tested from the main control at the connection P12 from the wire at pin 1 to the wire at pin 3. Dishwasher Turbidity Sensor. It then adjusts the wash time, water temperature, water amount and number of fills for efficient effective wash performance. When a turbidity sensor is possibly malfunctioning, the problem you will have on your hands is that your dishwasher runs forever. The turbidity sensor shines light through a small sampling of dishwater measuring sediment content and adjusts the dishwasher's cycle time and functions accordingly. Is there a way to test a GE dishwasher turbidity sensor - Answered by a verified Appliance Technician. This video provides step-by-step instructions for replacing the turbidity sensor on Whirlpool dishwashers. Check all connections first to the Dishwasher sensor and to the board they may have come loose, you are sometimes unlikely to see anything physically wrong but there might be a bad connection. Have gone through all connectors and plugs on circuit board – cleaned them and applied Deoxy before plugging back together. Your appliance may differ depending on the manufacturer and model. I have powered it down and restarted it, and it … Looking for instructions on how to test a turbidity sensor? $100.- .... Price of inexperience matches new price of new dishwasher. Motor does have a built in safety/thermal switch can trip off and will reset once cooled down. Answer Hello Elaine, You should check the water temperature of the water going into the dishwasher. To measure turbidity the detector must be at an angle of 90 degrees to the source. Much accumulated brown gunk at bottom of door. Are we always going to have to replace the sensor or is there some other part or reason why this same part breaks again and again? Also pulled the board and examined solder joints and traces under a microscope – no problems found. Hallo, i need your help, i have a ariston ll64 dishwasher and i need to know where is the termistor ntc position, thanks for your answer and help! The turbidity sensor shines light through a small sampling of dishwater measuring sediment content and adjusts the dishwasher’s cycle time and functions accordingly. Answer Roberto, If the turbidity sensor has been replaced then check the wiring between the turbidity sensor and the control board. In other words, do I have to pull the dishwasher out from under the counter to gain access to it, or can it be replaced from inside the dishwasher? Regards. Can dishwasher safely run without the turbidity sensor? The turbidity sensor detects soil level in the water and sends the information to the control board. Solution = There is a problem with the Turbidity Sensor. Turbidity sensor 154762601 detects soil level in the water and sends the information to the control board. The turbidity sensor is located underneath the dishwasher and will look similar to a red cap with wires attached. The turbidity sensor is charged with detecting particles in the water during the rinse. Okay, so I have a toddler and am only marginally employed, therefore I 1) need my dishwasher and 2) need to try and fix it myself. Went to clean. If any ideas I would appreciate Regards Remove the wiring harness attached to the sensor by pressing on the locking tab to release it. Diagnosis is done by measuring the resistance with a continuity (or multi) meter. I want to know where on the dishwasher this sensor is located and what I have to do to replace it. While testing the machine I noted that the indicator lamp flashes 9 times during the duration of the testing cycle. When the water runs clear, it stops the cycle and begins the dry cycle. Check that the touchpad is working correctly and responsive. Found service notes under front panel and ran Field Service Test indicating "motor - high current" (vs. motor - low current). Thermometrics Turbidity Sensor TSD-10 measures the turbidity (amount of suspended particles) of the wash water in washing machines and dishwashers. 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