Service and Maintenance

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Whether you’re the owner of an HVAC contracting company or a student at a tech school, take this quiz to find out how much you know about servicing equipment.

Service technicians should always remember that systematic troubleshooting is the only sure way to find the actual cause of any system problem.

There is a way to check the heat pump system charge on the airside that is quick and easy.

Occasionally while servicing refrigeration equipment, technicians may come across a system utilizing a water-cooled condenser instead of an air-cooled condenser.

I’m here to talk today about a problem we saw, how we solved it in a new way, and why more contractors should be considering the same.

The equipment in this month’s troubleshooting problem is an electric furnace that has been in service for at least ten years and has no service history.

The first step consists of determining the compressor’s mode of failure. Was it electrical or mechanical?

HVAC is more than blowing cold and hot air — your systems affect the health of your customers. Wouldn’t you sleep better knowing your customers are also sleeping well?

Any compressor that gets too hot or is overheated is subject to premature wear between its internal moving parts.