Giant High Inrush Current / Shared Circuit Issues

Water heater causes noticeable flickering lights or voltage dips when elements cycle

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

Possible Causes

Water heater sharing circuit with lighting, Loose neutral or hot connections, Marginal utility service, Oversized elements for circuit

Safety first: Electrical issues can be hazardous. If you are not qualified, contact an electrician.

Dedicated circuit: Verify the Giant heater is on a dedicated circuit as required by code.
Check panel connections: Have an electrician inspect and tighten breaker and neutral connections.
Service capacity: If the home’s service is undersized, consider upgrading.
Element rating: Confirm element wattage matches the heater’s rating and circuit capacity.

Hard 4/5

Giant Heating Element Set

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