Kohler K321 Wiring Diagram

By | September 18, 2023

Kohler K321 Wiring Diagram

The Kohler K321 is a popular model of gas water heater. It is a 50-gallon tankless water heater that can provide up to 10.5 gallons of hot water per minute. The K321 is also Energy Star certified, meaning that it is more efficient than standard water heaters. If you are installing a new Kohler K321 water heater, or if you need to replace the wiring on your existing water heater, it is important to have a good understanding of the wiring diagram. This diagram will show you how the different components of the water heater are connected to each other. The following is a detailed explanation of the Kohler K321 wiring diagram: *

120V Power Supply:

The K321 water heater requires a 120V power supply. The power supply should be connected to the L1 and L2 terminals on the water heater. *

Gas Supply:

The K321 water heater is powered by natural gas. The gas supply should be connected to the gas inlet on the water heater. *

Water Inlet:

The water inlet is located on the bottom of the water heater. The water inlet should be connected to a cold water supply line. *

Water Outlet:

The water outlet is located on the top of the water heater. The water outlet should be connected to a hot water supply line. *

Temperature Sensor:

The temperature sensor is located inside the water heater. The temperature sensor sends a signal to the control board, which tells the water heater when to turn on and off. *

Control Board:

The control board is responsible for controlling the operation of the water heater. The control board receives signals from the temperature sensor and uses these signals to turn on and off the water heater. *

Flame Sensor:

The flame sensor is located inside the burner assembly. The flame sensor detects the presence of a flame and sends a signal to the control board. The control board uses this signal to determine if the water heater is operating properly. *

Pilot Light:

The pilot light is located inside the burner assembly. The pilot light is used to ignite the gas burner. The pilot light is lit manually when the water heater is first installed. *

Gas Valve:

The gas valve is located inside the burner assembly. The gas valve controls the flow of gas to the burner. The gas valve is opened and closed by the control board. The following is a diagram of the Kohler K321 wiring diagram: [Image of Kohler K321 Wiring Diagram] By understanding the Kohler K321 wiring diagram, you can be sure that your water heater is installed and wired correctly. This will help to ensure that your water heater operates safely and efficiently. ## Additional Resources * [Kohler K321 Owner's Manual](https://www.kohler.com/content/dam/kohler-na/documents/owners-manuals/k321-owners-manual.pdf) * [Kohler K321 Installation Instructions](https://www.kohler.com/content/dam/kohler-na/documents/installation-instructions/k321-installation-instructions.pdf) * [Kohler K321 Technical Specifications](https://www.kohler.com/content/dam/kohler-na/documents/technical-specifications/k321-technical-specifications.pdf)


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