Ice maker troubleshooting is easier if you take it one step at a time. In this article the author goes step-by-step through the most common ice maker troubleshooting calls.
In this installment of the Btu Buddy series, Bob finds a restaurant system that froze solid the previous night because the thermostat was turned down to 55 degrees. Btu Buddy suggests possible solutions to prevent it from happening again.
What exactly is a digital multimeter (DMM) and what can you do with it? How do you make measurements safely? What features do you need? What's the easiest way to get the most out of your meter? These and other questions are answered in this article.
In this edition of the Btu Buddy series, Bob goes on a call where an oil furnace won't always start. He discovers heavily sooted electrodes. Btu Buddy assists him in servicing the burner and cleaning the electrodes.
The thermostatic expansion valve (TEV or TXV) is erroneously considered by some to be a mysterious and complex device. Here we discuss typical valve complaints, causes, and remedies.
In this installment of the Btu Buddy series, Bob finds that a customer's heat pumps are losing cooling capacity operating in mild temperatures. With Btu Buddy's help, he discovers that the units' evaporators are starved for refrigerant.
Dirty Sock Syndrome started appearing a decade or more ago. Since then, people have tried to figure out the source and what to do to solve the problem. A couple of companies have developed coating solutions.
In this edition of the Btu Buddy series, a customer with a heat pump is seeing his auxiliary heat light stay on almost all the time. With Btu Buddy's help, Bob finds that a check valve in the refrigerant circuit is stuck open.
The compressor's discharge temperature is often an overlooked temperature when troubleshooting a refrigeration or A/C system. However, it's very important because it's an indication of the amount of heat absorbed in the evaporator and suction line, and any heat of compression generated by the compression process.
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