Over time, condenser coils often become plugged or fouled with dirt, grease, weeds, cottonwood fuzz, or simply layers of dust.

Contractors want both timely and successful troubleshooting. Experience helps technicians achieve both.

The equipment in this month’s troubleshooting situation is a split system that has only been in service for two years, but there is a lot of history.

Depending on its prior maintenance and repairs, or lack of prior maintenance, repairing a refrigeration system can be a little tricky.

Most outdoor units will have survived another winter intact, but nearly all will need some routine (or added) TLC to get into game shape.

An air balance report helps you stand out and says volumes about your company, design methods, installations, and results.

Our troubleshooting problem involves a complaint from a customer who is concerned that their electric furnace is running excessively and wasting energy.

Selecting the correct air-cooled condenser for an installation is a vital part of ensuring the system operates properly and at peak efficiency.

Service technicians often confuse motor horsepower (hp) with tons of refrigeration.

In most refrigeration and air conditioning systems, refrigerant will want to travel, or migrate, to a place where the pressure is the lowest.