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Effective
This Limited Warranty is provided by Navien, Inc. (“Navien”) to cover only labor, parts and the primary heat exchanger for the Navien NCB700 Series Combination Boiler (“Product”) as originally installed by a properly licensed installer and operated in strict compliance with the Installation & Operation Manual procedures and subject to the terms within this Warranty document. Improper installation or use will void this Warranty.
How Long is the Coverage?
The warranty periods begin from the date of original installation (“Commencement Date”), and proof of such date must be provided to Navien. When the Product is installed in new construction, the Commencement Date shall be the date that the end-user takes title to the property. If proof of the Commencement Date is unavailable, then the original installation date shall be deemed to be six months after the unit’s manufacture date.
This Warranty runs from the Commencement Date and extends to the original purchaser and subsequent owners (“Purchaser”), but only while the Product remains at the site of the original installation. This Warranty includes a limited warranty as set forth herein.
What is Covered?
At its option, and subject to the terms and conditions set forth in this limited warranty, Navien will provide a replacement part, component, or Product for a part that is defective in materials or workmanship, and that fails under normal use and service during the applicable warranty period identified above. All repair parts must be genuine Navien parts. All repairs and replacements must be performed by an individual or service company that is properly licensed to do the type of repair. The replacement Part or Product will be warranted only for the unexpired portion of the applicable warranty period for the original Part or Product.
Navien will pay labor charges for the approved repair, subject to Navien’s prior written approval and in accordance with Navien’s schedule of approved labor allowances, for the period specified in the “Warranty Coverage Periods” Table.
How do I get service?
You may choose any properly licensed service provider who is qualified to complete the necessary repair, who must then contact Navien to report the issue. Your service provider must contact and obtain approval from Navien’s Technical Support team at 800-519-8794 x 2 prior to commencing any warranty service. The service provider must comply with Navien’s Warranty Service and Return Policy as available on Navien’s website.
NCB700 Coverage Table
| Product | Labor | Parts | Heat Exchanger |
|---|---|---|---|
NCB700 (Residential2) | 1 Year | 5 Years | 10 Years |
NCB700 (Residential2)
NCB700 (Residential2)
Heat Exchanger1 – Refers only to the Primary/Secondary Heat Exchanger. The domestic Heat Exchanger is covered under the Parts Warranty.
Residential2 - Applies only to a single-family dwelling that services one (1) living unit. Any property converted or utilized to service two or more separate dwelling units, regardless of the municipal address, is automatically classified as a Commercial application.
What is not covered?
This warranty does not cover issues that are cosmetic and have no effect on the functionality of the Product, or for reasons of noise, taste, odor, discolored and/or rusty water. This warranty does not cover damage to the surrounding property. A properly sized metal drain pan must be installed in an area where leakage from the Product or its connections would result in damage to the area adjacent to the water heater. This warranty does not apply to water heaters used to heat pools, whirlpools or hot tubs. This warranty gives you specific legal rights, and you may have other rights which vary under the laws of each state. If any provision of this warranty is prohibited or invalid under applicable state law, that provision shall be ineffective to the extent of the prohibition or invalidity without invalidating the remainder of the affected provision or the other provisions of this warranty.
Navien’s Limited Warranty shall be void in the event of an occurrence of any of the following:
- Improper installation, failure to install in strict compliance with the Installation Manual procedures, installed by a non-licensed installer, and installation in violation of applicable rules, laws or building codes.
- Product purchased through the internet, other e-commerce channels, or any installer that obtained the Product from a supplier or distributor not authorized by Navien.
- Failure to perform regular maintenance, misuse, operation at settings other than those recommended or specified, non-compliance with instructions or guidelines set forth in the User’s Information Manual.
- Modification or alteration of the product in any manner, including but not limited to, removal of any component or part, addition of any non-approved components, relocating or moving the product from its original installation site, or any accidental or intentional damage to the Product.
- Installation in commercial or multi-dwelling applications, or for non-recommended uses.
- Any damage caused by local adverse conditions including but not limited to hard water deposits, lime or mineral build-up, operating in corrosive atmospheric conditions.
- Damage or problems caused by gas flow issues, electrical surges, flooding, fire, abnormal external temperature, and any other cause of damage not directly caused by a manufacturing defect.
- Service Provider’s failure to fully comply with the Warranty Service and Return Policy procedures as available on Navien’s website. Such policies include but are not limited to the service provider’s failure to first contact Navien Technical Support while in front of the Product for the purpose of troubleshooting the identified problem or issue.
- Performance problems caused by improper sizing of the boiler, the gas supply line, the venting connection, combustion air openings, electric service voltage, wiring, fusing, or any other components, parts, or specifications.
- Improper conversion from Natural Gas to LP Gas, or LP Gas to Natural Gas, or attempt to operate with a type of gas not specific for the boiler.
- Any damage, malfunction, or failure caused by abuse, negligence, alteration, accident, fire, flood, freezing, wind, lightning, any other acts of God.
- Operating, using or storing the boiler in a corrosive or contaminated atmosphere or environment.
- Operating the boiler at water temperatures outside the factory calibrated temperature limits and/or exceeding the maximum setting of the high limit control.
- Operating the boiler when it is not supplied with potable water at all times
- Subjecting the heat exchanger to pressures or firing rates greater or lesser than those shown on the rating plate.
- Installation at any location outside the 50 States of the United States, the District of Columbia, and Canada.
- Removal or alteration of the rating plate or serial number sticker.