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Troubleshooting Air Conditioning Systems, Part 3

How to diagnose air-side and refrigerant problems

September 9, 2019

This is the third installment in the air conditioning troubleshooting series, and will cover how to diagnose air-side and refrigerant problems.

Do It Yourself Means Profit Opportunities for Contractors

“Do It Yourself” Means Profit Opportunities for HVAC Contractors

From pre-project advice to fixing follies, understanding the modern DIY’er

Robert Beverly

September 9, 2019

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From offering pre-project advice to cleaning up fix-it follies, weigh a few scenarios and understand the modern DIY’er when shaping a policy.

Troubleshooting Puzzle: A Follow-Up on a Refrigeration System Repair

Jim Johnson

September 2, 2019

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In this month’s troubleshooting situation, you are responding to a customer’s complaint that their walk-in cooler “isn’t cooling enough.”

Harsh Environments Are Tough on Refrigeration Equipment

Units in c-stores, restaurants need regular maintenance in order to keep running smoothly

Joanna R. Turpin

August 26, 2019

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High temperature fluctuations, foot traffic, dirt and debris, and more can wreak havoc on units, particularly if they are not well maintained.

Cutting Corners During Installation Leads to Poor Performance of Cooling Systems

Shortcuts Usually End Up Shortchanging Customers

Joanna R. Turpin

August 26, 2019

2 Comments

Poor installation leads to unhappy customers and increased costs. The best solution is to correctly install the system in the first place.

Balancing Customer Cash Flow with Proper Procedure

Replacing, repairing, and extending the life of refrigerant coils

Angela D. Harris

August 26, 2019

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Technicians should guide customers to decisions based not on the emotion of a financial moment, but on the long-term outcome of the choice.

Sign printed with a warning of the radiant tubing installed under the floor.

Five Ways to Maintain and Repair Radiant Installations

Contractors share best practices for avoiding meltdowns

Angela D. Harris

August 26, 2019

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Radiant maintenance and repairs are straightforward until it’s time to rip out the flooring because of a leak; then, it can be a catastrophe.

Seven Industry Technologies That Drive HVAC Efficiency

How industry developments are changing service and maintenance

Marie Erhart

August 19, 2019

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New technologies are making customer service, staff training, and product manufacturing and installing faster and more efficient.

Service Technicians Must Learn to Manage Service Risks

Choosing the right course of action is the key to a successful and profitable repair

Joe Marchese

August 12, 2019

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Choosing the right course of action is the key to a successful and profitable repair.

Tips for Troubleshooting Air Conditioning Systems, Part 2

Liquid/suction line restrictions, over- and undercharges, and liquid subcooling

John Tomczyk

August 12, 2019

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Troubleshooting an air conditioning system often concerns refrigerant, airflow, and mechanical problems, either individually or in combination.

2020 June 29

In this issue, we cover ductless products for the commercial market. We also look at alternative refrigerants and trends in R-22 reclamation. Other topics include a summer forecast, business franchises, and more.

Check back for additional content throughout the week.

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