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The A.O. SMITH 100109478 is a single-element conversion kit designed for PCE and PCV series electric water heaters. This kit allows a compatible water heater to be converted to single-element operation at 4500 watts and 208 volts. It is used by licensed plumbers and HVAC technicians during system modifications, replacements, or when reconfiguring a water heater for a specific electrical service. The kit provides the necessary components to complete the conversion without sourcing individual parts separately.
This conversion kit is intended for residential or light commercial electric water heater applications where single-element operation is required. It is specifically suited for PCE and PCV series units and is used when the existing electrical service calls for 208-volt operation rather than the standard 240-volt supply. Installers typically use this kit when matching a water heater to a specific panel configuration or during a like-for-like service call.
Designed for use with A.O. SMITH PCE and PCV series electric water heaters requiring single-element 208-volt conversion.
Installation should be performed by a licensed plumber or electrician in accordance with local electrical and plumbing codes. Shut off power to the water heater at the breaker panel and allow the unit to cool before beginning any work. Verify that the supply voltage matches the 208-volt rating of this kit before energizing the unit after conversion. Follow all manufacturer instructions included with the kit and confirm element torque and wiring terminations meet local code requirements.
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