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Get in touch with a heating and air conditioning contractor at Ross & Witmer is a full-service heating and air conditioning contractor, and we can help keep your equipment operating dependably and efficiently for many years.  Click below to read articles and review frequently asked questions, spanning from our knowledge of HVAC systems since 1945.

Tips & Articles

Preparing for the 2025 Refrigerant Change
01 November 2024
As environmental regulations advance, so do the standards for HVAC systems and their refrigerants. One...
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Expert Heating System Repair from Ross & Witmer
01 October 2024
When your heating system breaks down in the middle of winter, it can leave you and your family feeling...
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Save With Heating Maintenance
01 September 2024
As the colder months approach, ensuring your heating system is in top condition becomes essential for...
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End Of Summer Cooling Maintenance
02 August 2024
As summer draws to a close and temperatures begin to drop, many homeowners start thinking about transitioning...
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Air Conditioning Repair FAQs: Common Signs and Solutions
01 July 2024
To help our customers in Charlotte, NC, and surrounding areas, we’ve compiled a list of frequently...
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Frequently Asked Questions About HVAC Maintenance
01 June 2024
Maintaining your HVAC system is not just about keeping your premises warm in the winter or cool in the...
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Your Trusted Partner for Commercial HVAC Services in Charlotte, NC
01 May 2024
At Ross & Witmer, we pride ourselves on delivering top-tier commercial HVAC services to Charlotte,...
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Should You Repair or Replace Your Air Conditioning System?
04 April 2024
In the heat of summer your home air conditioning (AC) system is your best friend. But what happens when...
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Beat the Charlotte Heat: Top Tips for Summer HVAC Maintenance
01 March 2024
When the summer heat begins to come to Charlotte, NC, ensuring your home remains a sanctuary of cool...
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What is Electrification in the HVAC Industry?
02 February 2024
In recent years, the HVAC industry has been buzzing with the term “electrification.” But...
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Frequently Asked Questions

As your local Carrier dealer, Ross & Witmer is your troubleshooting expert, and is glad to help you. In addition, Carrier also provides a network of troubleshooting technicians at Carrier Distribution centers across the country which Ross & Witmer will utilize to solve your concern. Should we encounter a situation that requires additional factory help, we will contact our factory supported Service Manager(s) for assistance.

Since they are electronic, programmable thermostats are more accurate and efficient than thermostats that contain mercury. With programmable thermostats, you can control the temperature in your home at different times of day without ever touching your thermostat. Because everything is automatic, you will never forget to change the setting on your own.

Under the standard factory warranty, Carrier covers parts that fail during the warranty period due to defects in the part. It does not cover labor. A warranty certificate was included with your homeowner information packet and is specific to the model numbers, serial numbers, and installation dates of your products. If you cannot find your warranty certificate, Ross & Witmer will also be able to provide you with the information.

At least once a year heat pumps, and air conditioners require a professional tune-up. Because gas-fired equipment functions with greater efficiency, they only need to be serviced every other year. Inspections on boiler and furnace systems should include ductwork, pipes, dampers, valves, the chimney, registers, radiators, pumps, blowers, fuel lines, the gas meter, oil tank and every part of the actual furnace and boiler. Meanwhile, heat pump and air conditioning unit inspections should also include inspections of the fan, compressor, indoor coils, outdoor coils, line kits and refrigerant lines.

At least once a year heat pumps, and air conditioners require a professional tune-up. Because gas-fired equipment functions with greater efficiency, they only need to be serviced every other year. Inspections on boiler and furnace systems should include ductwork, pipes, dampers, valves, the chimney, registers, radiators, pumps, blowers, fuel lines, the gas meter, oil tank and every part of the actual furnace and boiler. Meanwhile, heat pump and air conditioning unit inspections should also include inspections of the fan, compressor, indoor coils, outdoor coils, line kits and refrigerant lines.

How Can We Help You Today?

Ross & Witmer is a full-service contractor specializing in air conditioning repair and installation, and electrical services. We invite you to explore the many benefits that working with an expert and knowledgable contractor can provide for you and your home.

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