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Summary of Contents for Kohler 28209W-NA
- Page 1 Installation Instructions Four-Port / Six-Port Digital Valve Record your model number: 1430528-W2-A...
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Page 2: Important Safety Information
Customer Service. Important Safety Information Products manufactured by Kohler Co. are designed to be safe, provided that they are installed, used, and maintained in good working order, in accordance with our instructions and recommendations. Follow all warnings, cautions and instructions contained in this guide, and on, or inside the product. -
Page 3: Recommended Usage
In the event of a cold water failure, the product is designed to reduce the flow. Depending on the temperature of the hot water, the valve may shut down to prevent scalding. Recommended Usage Domestic Light Commercial 1430528-W2-A Kohler Co. - Page 4 Heavy Commercial Healthcare Products Covered Product Name Product No. KOHLER 2 - Outlet Digital Valve 28209W-NA KOHLER 3 - Outlet Digital Valve 28210W-NA KOHLER 4 - Outlet Digital Valve 28211W-NA KOHLER 6 - Outlet Digital Valve 28212W-NA 1430528-W2-A Kohler Co.
- Page 5 The flow rate can be adjusted using the Controller or using the App. Boiler Rating 24 kW (80,000 Btu/h) 30 kW (100,000 Btu/h) 36 kW (120,000 Btu/h) Outlet Flow Rate 2.2 gal/min (8 l/min) 2.6 gal/min (10 l/min) 3.2 gal/min (12 l/min) 1430528-W2-A Kohler Co.
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Page 6: Important Installation Considerations
Safe and easy access to the product should be available at all times. The product has integral check valves for the purpose of backflow prevention. These can be replaced if required by following the instructions at the end of this guide. 1430528-W2-A Kohler Co. -
Page 7: Specifications
Specifications Standards and Approvals The KOHLER Digital Valve complies with all relevant directives for CE marking. The KOHLER Digital Valve is a type 1 electronic, independently mounted control for surface mounting. The KOHLER Digital Valve is a thermostatic water mixing valve. - Page 8 The Digital Mixing Valve is compatible with only the following controllers: Digital User Interface (Wired) 28214-XX Remote ON/OFF (3 V Battery) 28213-XX Electrical Supply (Digital User Interface) 12 VDC SELV 6 W Max Per Controller (Maximum of 2 wired controllers can be connected) 1430528-W2-A Kohler Co.
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Page 9: Tools And Materials
• Wood and Framing Materials • Suitable pipework: • 22 mm pipework for inlets • 15 mm pipework for outlets • 22 mm push-fit or solder connectors for valve inlets • 15 mm push-fit connectors for valve outlets 1430528-W2-A Kohler Co. -
Page 10: Before You Begin
When installing the product in an area not regularly accessed, consideration for potential leaks must be taken into account. While such events are unlikely, it is advisable to periodically check the installation for traces of water on or around the product. 1430528-W2-A Kohler Co. - Page 11 The BLUETOOTH word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. and any use of such marks by Kohler Co. is under license. Other trademarks and trade names are those of their respective owners. 1430528-W2-A Kohler Co.
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Page 12: Mounting Configurations
(for example, removal of digital mixing valve lid and removal of the inlet pipework to access the inlet filters). Failure to do so may result in an inability to carry out any maintenance. 1430528-W2-A Kohler Co. - Page 13 For the digital control installation, please follow the instructions packed with the digital control. Install a 230 V RCD electrical outlet within the stud framing, near the valve. Locate the electrical outlet above the valve and power supply. 1430528-W2-A Kohler Co.
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Page 14: Prepare The Site
NOTE: This product is designed to fit within a minimum 14-1/2" (368 mm) stud cavity. Verify that there is a minimum 3" (76 mm) depth clearance. Install a 230 V RCD electrical outlet within the stud framing, near the valve. Locate the electrical outlet above the valve and power supply. 1430528-W2-A Kohler Co. - Page 15 3. Install the Mounting Feet Mounting Location Rotate the valve to access the mounting feet locations. Secure the mounting feet with the screws provided. 1430528-W2-A Kohler Co.
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Page 16: Install The Valve
Route 15 mm pipework from the valve outlets to the appropriate shower fitting following the recommended pipe fitting sizes listed. Connect the hot and cold supply lines to the appropriate valve inlets. Hot is red and marked with “HOT,” cold is blue and marked with “COLD.” Secure all piping to the framing. 1430528-W2-A Kohler Co. -
Page 17: Make The Connections
Unthread the screws securing the cover to the valve. Remove the cover and set aside. Lift and remove the retention clips. Remove the inlet connectors. Remove the O-rings. Use needlenose pliers to remove the debris filters from the hot and cold valves. 1430528-W2-A Kohler Co. - Page 18 Insert the debris filters into the end of the inlet tube. Reinstall the connectors to the valve. Secure with the retention clips. Verify that the clips are fully inserted. Replace the cover and secure with the screws. 1430528-W2-A Kohler Co.
- Page 19 Remove the cover to connect the digital control cable(s) to the valve. Verify that the wires are routed through the wire channel to prevent pinching the wires. Replace the cover. Plug the power cord into the valve. Verify that there is power to the 230 V RCD electrical outlet. Plug the power cord into the electrical outlet. 1430528-W2-A Kohler Co.
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Page 20: Installation Checkout
Test for Proper Operation (Requires an Installed Digital Control) NOTE: For more information about using the digital control, refer to the digital control Homeowners Guide. Use the digital control to turn ON the water outlets. Check for leaks and make adjustments as needed. 1430528-W2-A Kohler Co. -
Page 21: Complete The Installation
NOTE: If the LED does not turn to a solid BLUE light after 10 seconds, indicating the product is ready to use, refer to the troubleshooting or fault diagnosis section. Follow the instructions supplied with your User Interface to check that all outlets are functioning. Your digital valve is now ready for use. 1430528-W2-A Kohler Co. - Page 22 Reassemble the inlet connections. Replace the covers. Secure with the provided screws. Refit the supply pipes and restore water supply and electrical supply. Test shower and check for leaks. 1430528-W2-A Kohler Co.
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Page 23: Troubleshooting
In the first instance, check that your product has no error warning displayed on the controller. You can also check for error codes on the KOHLER Konnect app. Only some errors are displayed on the controller. You will need to download the KOHLER Konnect app for full diagnosis and error functionality. - Page 24 User Interface stuck button detected. Check that your user interface is free to move and then power off the product for 30 seconds or reset the product in the KOHLER Konnect app. If the error reappears, please contact Customer Service.
- Page 25 3. Check that the hot and cold supplies are connected to the correct inlets, and that the temperature and pressures are within the product specification and are stable. Inlet water pressures must be nominally equal. 1430528-W2-A Kohler Co.
- Page 26 4. The shower is designed to turn off after 30 minutes. 5. Use the KOHLER Konnect app to check the error log. The shower is designed to turn off if the outlet temperature is too high. 6. Check that the inlet water temperature and pressures are within specification. The shower may turn off if these are out of specification.
- Page 27 Frequency Bands and Maximum Radio Frequency Power Hereby, Kohler Ltd. declares that the radio equipment type KOHLER Digital Valve is in compliance with Directive 2014/53/EU. The full text of the EU declaration of conformity is available at the following internet address: kohler.co.uk Technology...
- Page 28 ©2022 Kohler Co. 1430528-W2-A 1430528-W2...
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