Dual Element Water Heater Thermostat Wiring

When power is initially turned on to the unit the upper element is energized and heats the water in the upper third of the tank see figure 1.

Dual element water heater thermostat wiring.

We use water heater thermostat for controlling the water temperature. A wiring diagram is a simplified conventional pictorial depiction of an electrical circuit. Black color is neutral while red is phase or line and the yellow green wire is used for ground earth. The standard residential electric water heater control circuit consists of a manual reset high limit switch an upper thermostat lower thermostat two heating elements and wires.

The upper thermostat takes first priority heating the water to a preset temperature before powering up the lower thermostat to heat the water to its final temperature. Collection of wiring diagram for hot water heater thermostat. Press the button then wait about 10 minutes for the water to warm. Only the thermostat that controls the upper element features a reset button.

The line is connected to the l 1 terminal while neutral or second line is connected to the l 3 terminal. A dual element water heater uses two heating elements controlled by two separate thermostats. A dual element water heater is a two thermostat system an upper and lower that heats water in its tank one element at a time. The water heater element is connected to the thermostat via t 2 as hot and l 4 as neutral.

If the heater produces a small quantity of hot water check the lower thermostat and heating element. Collection of water heater wiring diagram dual element. The wiring connection for both single phase 120v and 240v are same i e. In the electric water heaters and thermostat wiring and installation series we will be showing that how to wire and install a non continuous non simultaneous dual element water heater and thermostat for 240v ac single phase us and 230v ac single phase uk eu.

In this post i am gonna to share with some diagrams which clear your concept about the wiring of water heater geyser. Single phase 240v and 230v non simultaneous dual element water heater thermostat wiring. If the problem continues the heater likely has a defective thermostat or heating element. When it reaches a specified.

We use different type of electric heater element regarding voltage and regarding element type. A wiring diagram is a simplified standard pictorial representation of an electrical circuit. These thermostat we used for controlling the water heater element.