Most tankless water heaters need this annual cleaning—few homeowners do it

Yes, you should flush your tankless water heater every year.
Electric Bike Explorer on MSN

E-bike error code finder: What your error code means and what to check first

If your e-bike suddenly displays an error code, don’t panic. In many cases, the problem is something simple, like a loose connector, a brake sensor that’s stuck, or a battery that isn’t fully seated.
IEEE

A Feature-Extraction-and-Classification-Integrated Framework for Transformer Fault Diagnosis Using Restricted Boltzmann Machine and Support Vector Machine

Abstract: Accurate power transformer fault diagnosis is crucial for power system reliability, but traditional gas ratio rule- and expert experience-based methods suffer from strong subjectivity and ...