Frequently Asked Questions About Plumbing, Electrical & HVAC

Have questions about Plumbing, Electrical & HVAC repairs, maintenance, common problems, or installation costs? Explore helpful answers from Brothers Plumbing, Heating, and Electric - Denver to understand common home service issues, available solutions, and what to expect when scheduling professional service.

TopicHVAC Troubleshooting

HVAC Troubleshooting

5 questions

What Is Colorado House Bill 23-1161?

We don’t publish a summary of Colorado House Bill 23-1161 in our materials. If it affects HVAC work, permits, or rebates at your Highlands Ranch home, our licensed technicians will review it with you and make sure your project complies. We provide same-day diagnostics, 24/7 emergency service, and clear options for repairs or upgrades. Expect a full system diagnostic, written recommendations, and upfront pricing…

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What Should I Do If My AC Is Running But Not Cooling?

If your AC runs but doesn’t cool, start with quick checks before calling for service. Set the thermostat to Cool and lower the setpoint. Replace a dirty filter. Make sure supply and return vents are open. Check that the outdoor unit is clear of debris. If you see ice on lines or the coil, turn the system off to thaw. These steps fix many “running but warm air” issues we see in Denver homes. If it still won’t cool,…

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What Is The $5000 Rule For HVAC Repair And Replacement?

The “$5,000 rule” is a general repair-versus-replacement guideline some homeowners reference. The right choice depends on your system, home, and goals. Our Denver and Thornton technicians diagnose ACs, furnaces, boilers, heat pumps, and mini‑splits, then present repair and replacement options with upfront pricing. We can perform a 33‑point furnace inspection and a full AC diagnostic. Home Care Club members get…

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What Are Common Thermostat Problems That Cause It Not To Work?

Common thermostat issues usually come down to settings, power, or a control fault. Our technicians troubleshoot thermostats and related electrical/controls as part of HVAC service, including “won’t turn on” symptoms. If simple checks don’t restore operation, we can diagnose and repair the control or advise on replacement.

Quick checks:

  • Confirm Heat/Cool mode and setpoint.
  • Verify system power and breaker.
  • Replace thermostat batteries (if applicable).
  • Check schedule/hold settings.

Updated: 2025-12-21

Need help in Denver, CO? Call (720) 994-7055 or book online.

How much does professional AC repair service typically cost?

Professional AC repair pricing depends on the exact issue, parts, and access. We give upfront pricing after an on-site diagnostic so you know the cost before work begins. Home Care Club members get a 10% discount on repairs and a 2 Year Warranty on all work (Drains Excluded). Same-day and emergency service is available in Denver, Thornton, and nearby. Flexible financing options are available. A technician will confirm final costs after inspection.

Updated: 2025-12-21

Need help in Denver, CO? Call (720) 994-7055 or book online.

Still Have Questions?

Our experienced team is here to answer your questions and help you find the right solution.

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