Navien NPN-199E User Manual

Getting Service
If your water heater requires service, you have several options for getting service:
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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).
When you contact Technical Support, please have the following information at hand:
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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
800.519.8794 www.navieninc.com
20 Goodyear lrvine, CA 92618
Installation & Operation Manual
NPN Non-Condensing Water Heaters
TANKLESS WATER HEATERS · BOILERS
Version: 1.0 (January. 2021)

Navien NPN-199E Specifications

General

Category	Water Heater
Fuel Type	Natural Gas
Max. Input BTU	199, 000 BTU/h
Min. Input BTU	15, 000 BTU/h
Energy Factor	0.96
GPM at 45°F Rise	11.2 GPM
Water Connection Size	3/4" NPT
Gas Connection Size	3/4" NPT
Voltage	120V
Maximum Flow Rate	11.2 GPM
Energy Efficiency	96%
Heating Capacity	199, 000 BTU/h
Minimum Activation Flow Rate	0.5 GPM
Temperature Range	98°F - 140°F
Type	Condensing
Vent Size	2" or 3" PVC/CPVC
Vent Diameter	2" or 3"
Warranty	15 years on heat exchanger, 5 years on parts