Getting Service
If your boiler requires service, you have several options for getting service:
Contact Technical Support at 1-800-519-8794 or on the website: www.navien.com.
For warranty service, always contact Technical Support rst.
Contact the technician or professional who installed your boiler.
Contact a licensed professional for the aected system (for example, a plumber or electrician).
When you contact Technical Support, please have the following information at hand:
Model number
Serial number
Date purchased
Installation location and type
Error code, if any appears on the front panel display.
800.519.8794 www.Navien.com
20 Goodyear lrvine, CA 92618
User’s Information Manual
NFB Condensing Boilers
THE LEADER IN CONDENSING TECHNOLOGY
Version: 1.0 (Aug. 2019)
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