The Hub Pro Electric team recently responded to a challenging electrical troubleshooting project in Acworth, Georgia, located northwest of the Atlanta metropolitan area.
The homeowner contacted us after experiencing repeated power interruptions caused by a breaker that kept tripping unexpectedly. Initially, we expected to find a typical branch circuit breaker issue inside the home’s electrical panel. However, after arriving on-site and beginning our inspection, it quickly became clear that the problem was far more serious.
The issue was traced to one of the main breakers located next to the electrical meter outside the home. This breaker was responsible for supplying power to a significant portion of the property, making the problem both critical and urgent.
As our troubleshooting process continued, we identified several major electrical loads connected to this section of the system, including a refrigerator, washing machine, dishwasher, electric vehicle charger, electric range, microwave, and other high-demand appliances. Because of the size of the home and the presence of two main service breakers, a detailed step-by-step investigation was required.
After carefully testing the system, our electricians discovered that the root cause of the problem was not excessive electrical load, but rather improper installation during the original construction of the home. The main service conductors connected to the breaker had not been properly tightened, resulting in loose electrical connections.
These loose connections created electrical resistance, excessive heat buildup, and intermittent arcing at the termination points. Over time, this condition caused the main breaker to trip repeatedly, interrupting power to a large portion of the home and creating a potentially dangerous situation.
The Hub Pro Electric team thoroughly inspected all service connections, properly tightened and re-terminated the main conductors, and verified that all connections met electrical safety standards. We also expanded our inspection to include additional panels throughout the property.
During this process, we discovered a subpanel serving the HVAC system that contained several additional loose connections. These issues were corrected before they could cause equipment damage or future electrical failures.
One of the most surprising aspects of this project was the age of the home. The property had been built only about one year earlier, yet our inspection revealed that proper torque procedures and final connection verification had not been adequately performed during the original installation.
This project serves as an important reminder of the critical role that workmanship and quality control play in electrical construction. A single loose connection may seem insignificant, but it can lead to overheating, equipment failure, power interruptions, and in severe cases, electrical fires.
At Hub Pro Electric, we believe that every electrical connection matters. Whether working on a new construction project, a panel upgrade, or a troubleshooting service call, our goal is to ensure that every component is installed safely, securely, and according to current electrical standards.
This project was one of the most challenging and rewarding troubleshooting jobs our team has completed recently. By identifying the true cause of the problem and correcting multiple hidden issues, we were able to restore reliable operation and provide the homeowner with peace of mind.
We invite you to view photos from this project below.
Project Details
- Location: Acworth, GA
- Service Type: Main Breaker Troubleshooting and Electrical Repair
- Scope of Work: Main breaker diagnostics, service conductor correction, panel inspection, HVAC subpanel inspection, and connection tightening
- Issue Found: Loose service conductors causing overheating, arcing, and repeated breaker trips
- Property Type: Residential Home
