Service and Maintenance

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Heat pump not performing? Before swapping parts, here’s how to use simple techniques — like the touch test — to confirm a reversing valve issue.  

Want to guarantee efficiency, lower energy costs, and a prolonged lifespan of a heat pump system? The key is regular maintenance. 

To ensure performance, longevity, and profit, HVAC techs need to be properly trained on all aspects of heat pumps, or it could spell disaster for the technology and company that installed it.  
 

The usual suspects have been checked, but the comfort problems still persist – dig deeper with these four diagnostic steps that can help solve the mystery.

Troubleshooting and replacing a liquid line solenoid is generally not a difficult task – if technicians understand their design and how they operate. 

Before responding to what can be one of HVAC's most dangerous calls, contractors need to have a plan in place for technicians who will be entering a building where CO could be present.