Navien NHB H Series Installation And Operation Manual page 143

Installation and Operation Manual
NHB-H Condensing Boilers
Getting Service
If your boiler requires service:
All repairs require pre-authorization by Technical Support.
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Request for your installer or any licensed professional to contact Technical Support at
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1-800-519-8794 Option 2 once at the installation site.
A short list of independent service providers in your area can be found on the website:
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www.navieninc.com/installers.
Contact a licensed professional for the affected system (for example, a plumber, gas fitter, or
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electrician).
When you contact Technical Support, please have the following information at hand:
Model number
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Serial number
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Date purchased
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Installation location and type
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Error code, if any appears on the front panel display.
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800.519.8794 www.navieninc.com
20 Goodyear lrvine, CA 92618
T H E L E A D E R I N C O N D E N S I N G
Version: 1.0 (September, 2023)
T E C H N O L O G Y