Timothy has written about personal finance, including detailed home renovation and repair cost guides, since 2017. His work covers everything from plumbing and roofing to solar and pest control. Find ...

If the refrigeration control system is an ultra modern arrangement of solid-state boards with low voltage thermistors and transducers, don’t waste time on this article. You need to contact your dealer ...

Suction pressure, head pressure, subcooling, superheat, Delta T. Taking all five of these calculations into account on every service call is critical. Even if further diagnostic tests must be done to ...

Here's an alternative to rewinding AC coils for operation on DC circuits. Want to skip the time and expense of rewinding AC coils so they can operate on DC? Or are you wondering if it's even possible ...