How to Wire a Rudd Hot Water Heater Thermostat

Rudd electric water heater thermostats connect in several configurations depending on whether they are residential, commercial, single element or dual element. The process for wiring a Rudd water heater dual thermostat for ordinary household use is fairly straightforward. Always shut off the power supply before you begin working on an electric appliance.

• 1

  Connect the red incoming power supply wire to the upper left thermostat post with a Phillips screwdriver. Loosen the screw counterclockwise. Strip 1/4 inch of insulation from the end of the wire with a wire-stripping tool. Insert 1/4 inch of bare wire under the screw and tighten it clockwise.

• 2

  Connect the black incoming power supply wire to the upper right post of the upper thermostat with a Phillips screwdriver. Loosen the screw counterclockwise. Insert 1/4 inch of bare wire under the screw and tighten it clockwise. The main electrical power is now connected to your Rudd water heater thermostat.

• 3

  Run the first lead wire from the second screw down on the right side of the top thermostat to the right side of the lower heating element.

• 4

  Connect the second wire from the second screw down on the left side of the top thermostat to the left screw on the top heating element.

• 5

  Connect the third wire from the second screw on the right side of the top thermostat to the right side of the top heating element.

• 6

  Run the fourth wire from the third screw down on the right side of the top thermostat to the top left screw of the lower thermostat.

• 7

  Connect the fifth wire from the second screw down on the bottom thermostat to the left screw on the lower heating element.

• 8

  Fill your Rudd electric water heater with water until it flows evenly from all faucets.

• 9

  Turn on the main electrical power supply to the water heater at the main breaker panel or fuse box.

• 10

  Adjust the thermostat temperature settings according to your unit's manufacturer's instructions. Wait at least two hours and test the water temperature with a cooking thermometer; adjust the temperature settings as needed.