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Installer/Service Locator
Find the nearest Navien Service Specialist including installers and service providers.
Make sure your service provider calls Navien’s Technical Support Department while in front of your unit, before starting any repairs.
800-519-8794, option 2.
We also recommend that you report any maintenance at 800-519-8794, option 2 or option 3.
If you purchased a Navien product from an online retailer, then the Navien product you purchased may not be covered under Navien’s limited warranty even if your Navien product was installed by an Installer. Please see our Limited Warranty for full details.