Manual Better _verified_: Rheem 71000

Use a 1-1/16 inch socket wrench to unscrew and lift the rod out of the tank.

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First, a quick clarification. The "71000" series typically refers to a specific line of Rheem (and occasionally furnace control boards). These units are known for reliability, but they feature specific error codes, thermostat limits, and maintenance schedules that vary from other models.