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The thermostats are the other component that can commonly cause your dishwasher to not heat the water. If the resistance reading is OK then check the wiring and control board for damage.Ĭheck ohms law with the size of the element fitted and the voltage of your appliance.ġ800 watt element should read 32 ohms (Ω) this will be pulling 7.5 amps when onĢ000 watt element should read 28.8 ohms (Ω) this will be pulling 8.3 amps when onĪ replacement heating element isn’t massively expensive, and if you’re comfortable getting your hands dirty then it’s fairly simple to replace the part with a basic toolset and our video. A reading above 40 ohms would mean you either have an element below 1500 watt or it means the element is faulty and will need to be replaced.
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If you have a multi-meter you can measure the resistance of your heating element which should read somewhere between 15 and 35 ohms Depending on element size fitted by the manufacture. Regardless of whether it’s plumbed into a hot or cold water supply, your dishwasher will have a heating element (visible in the tub) or a flow-through heater (which under the machine usually) that are used to control the water temperature and aid in the drying process.Īlthough the heating element is generally a very reliable component of a dishwasher, it can burn out or suffer from an electrical/wiring fault.
#YOUTUBE HOW TO REPLACE A DISHWASHER UNIT CODE#
On digital displays you may get a fault code displaying telling you the fault with the dishwasher.īut on non-digital displays you may only get a flashing light or a sequence of flashing lights which is very hard to work out unless you have the manufactures workshop manual.
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