Question 3: How can you troubleshoot error code 118?

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Grade: Education Subject: Support
Question 3: How can you troubleshoot error code 118?
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Initial troubleshooting steps include checking the power supply to the boiler, verifying the thermostat settings, and inspecting the wiring connections. A multimeter can be used to test the heating element's resistance and the thermostat's operation. Consulting the Baxi user manual is crucial.