How to Diagnose a Bad Dishwasher Thermostat: Quick Guide

Learn how to easily diagnose a faulty dishwasher thermostat with our step-by-step guide. Keep your appliance running smoothly!

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To tell if a dishwasher thermostat is bad, check if dishes aren’t drying or water isn’t heating properly. Use a multimeter to test continuity: disconnect the thermostat, and place multimeter probes on its terminals. If it shows no continuity when the thermostat is cold, it’s likely defective and needs replacement. Always disconnect the appliance from power before conducting tests.

FAQs & Answers

  1. What are the signs of a bad dishwasher thermostat? Common signs include dishes not drying properly and water failing to heat up.
  2. How do I test a dishwasher thermostat with a multimeter? Disconnect the thermostat, and use a multimeter to check continuity by placing probes on its terminals.
  3. Can a faulty thermostat cause a dishwasher to stop working? Yes, if the thermostat is defective, it can prevent the dishwasher from heating water and drying dishes correctly.
  4. Is it safe to test a dishwasher thermostat myself? Yes, but ensure that the appliance is disconnected from power before conducting any tests for your safety.

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