Rheem Professional Electric Series Use and Care Manual - Page 18

Cavity Insert Instructions The following instructions are intended for qualified service personnel ONLY, and should only be done when necessary. In order to replace the thermostat or heating element, remove the cavity insert crossbar by following the instructions below: Turn off the power to the water heater. Remove the jacket access panel(s) and insulation. Rotate the crossbar up and down until it breaks away from the remainder of the cavity insert. (See illustration to the left) Discard the crossbar. It cannot and need not be replaced. Replace the thermostat and/or element as necessary. Replace the insulation and jacket access panel(s) before turning on the power to the water heater. NOTICE: The cavity insert crossbar is necessary for the manufacturing process only. The removal of the crossbar will not interfere with the operation of the water heater. 18