Navien NPE-180A2 Guide D'installation page 158

Installation Manual
NPE Condensing Water Heaters
Getting Service
If your water heater requires service, you have several options for getting service:
Contact Technical Support at 1-800-519-8794 or on the website: www.navieninc.com.
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For warranty service, always contact Technical Support first.
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Contact the technician or professional who installed your water heater.
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Contact a licensed professional for the affected system (for example, a plumber or electrician).
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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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Navien, Inc.
800.519.8794 www.navieninc.com
20 Goodyear, Irvine, CA 92618
T H E L E A D E R I N C O N D E N S I N G
Version: 1.1 (May, 2023)
T E C H N O L O G Y