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Completed Pool Bonding Check and Megger Testing in Fort Mill, SC
Customer: Carolina Plunge Pools
Location: Fort Mill, SC
Branch: Charlotte (Matthews)
Technician: Ben Lively
Date completed: February 21, 2025
Touchstone Electric’s Charlotte team, operating from our Matthews location, completed a comprehensive pool bonding check with 500V megger testing for a project in Fort Mill, SC. The goal was to verify equipotential bonding and document continuity across all metallic components so that swimmers, staff, and equipment remain protected and code-compliant.
Scope of Work and Testing Approach
Our Specialty and Pool & Hot Tub Electrical technicians followed a detailed procedure designed for accuracy and safety:
- Power-down and isolation: Turned off all pool equipment and VFDs and isolated the bonding grid from the equipment in the machine room to prevent backfeed and interference.
- Mapping all metal: Identified every metallic component in and around the pool area—down to small fasteners like diving board bolts—and created a test diagram to ensure nothing was missed.
- Test setup: Ran a bare copper test lead from the ground bond in the machine room to the megger, then from the megger to each identified metal component.
- 500V megger testing: Applied 500 volts using the megger to gauge the resistance of each connection in the equipotential bonding network.
- Complete documentation: Recorded the ohms readings for every component in an Ohms of Resistance Log, targeting continuity readings that do not exceed 0.02 Ω for any item tested.
- Comparative review: As part of our program, if current readings differ notably from prior-year values, we recommend further inspection to identify corrosion, loose terminations, or damaged bonding conductors.
Examples of components commonly verified include:
- Ladders, handrails, and deck anchors
- Diving board frames, stanchions, and bolts
- Pool light niches and metallic face rings
- Heater and pump housings, filter tanks, and metallic valves
- Metal fencing or railings within the pool zone
- Bonding lugs and connections to the equipotential grid
Why Bonding and Megger Testing Matter
Proper bonding ties all conductive parts together so they remain at the same electrical potential. This reduces the risk of electrical shock, supports compliance with electrical codes, and helps protect sensitive pool equipment. The 500V megger test provides a reliable snapshot of connection quality and continuity, while the resistance log offers traceable documentation for inspectors, facility managers, and safety audits in Fort Mill, SC.
For this Fort Mill project, our process helped confirm safe, code-aligned bonding connections at the time of testing and delivered clear documentation so the customer can track system health over time.
Local Expertise from Our Charlotte Branch
Touchstone Electric provides Specialty and Pool & Hot Tub Electrical services across Fort Mill and the surrounding area through our Charlotte branch. From bonding verifications and GFCI protection to safe equipment wiring and remediation of deficiencies, our team brings careful planning, precise testing, and clean documentation to every job.
If you manage or service pools in Fort Mill, SC and need a thorough bonding assessment with megger testing, our Matthews-based crew is ready to help.
Customer Feedback
Carolina Plunge Pools praised our work and shared their feedback on Google. Read their review: