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Navien warranty information

Navien Resale Policy – Consumer purchases through the internet or other e-commerce channels shall void Navien’s warranty.

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Navien products are backed by a limited warranty that covers labor, parts and the heat exchanger. For more details, select a product using the menu above, call 1-800-519-8794 for customer service, or start a live chat.

Warranty Service & Return Policy

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GENERAL

Navien , Inc. (Navien) warrants this Navien gas condensing Combination boiler and its component part to be free from defects in materials and workmanship, under normal use and service, for the Applicable Warranty Period. At its option, Navien will replace the defective component part(s), in accordance with the terms of this Limited Warranty, if it fails in normal use and service during the Applicable Warranty Period. The replacement component part(s) must be Navien Original factory component part(s). The replacement component part(s) will be warranted only for the remaining portion of the original component part’s Applicable Warranty Period.

Applicable Warranty Periods

CH-ASME (Residential)

Parts - 5 Years
Heat Exchanger - 10 Years
ProductPartsHeat Exchanger

CH-ASME (Residential)

5 Years 10 Years

CH-ASME (Residential)

5 Years 10 Years

CH-ASME (Residential)

Parts - 5 Years
Heat Exchanger - 10 Years

* The warranty periods apply only to single family, residential installations.

EFFECTIVE DATE

The Effective Date of warranty coverage (the beginning of the Applicable Warranty Periods) is the date of purchase of this Combination boiler, if properly registered.

HEAT EXCHANGER WARRANTY

The Applicable Warranty Period for a CH series Heat Exchanger failure installed in a Residential application is Ten (10) years from the Effective Date.

PARTS WARRANTY (excluding heat exchanger) 

The Applicable Warranty Period for a CH series Part(s) failure installed in a Residential application is Five (5) years from the Effective Date.

LABOR ALLOWANCE:

Navien , Inc. (Navien) warrants this Navien gas condensing Combination boiler and its component part to be free from defects in materials and workmanship, under normal use and service, for the Applicable Warranty Period. At its option, Navien will replace the defective component part(s), in accordance with the terms of this Limited Warranty, if it fails in normal use and service during the Applicable Warranty Period. The replacement component part(s) must be Navien Original factory component part(s). The replacement component part(s) will be warranted only for the remaining portion of the original component part’s Applicable Warranty Period. The Applicable Period for this Labor Allowance for all Combination boiler models is One (1) year from the Effective Date. The payment and amount of any payment are subject to approval at Navien’s sole discretion. The Labor Allowance will be paid based on Navien’s schedule of Labor Allowances.

TRANSFERABILITY

This warranty is offered to the original and subsequent owners of the Combination boiler but is limited to the original address registered with the warranty only. The warranty will be void if the Combination boiler isrelocated to any other location.

WARRANTY EXCLUSIONS

This warranty does not cover the following conditions:

  • Damages, malfunctions or failures resulting from failure to install the Combination boiler in accordance with applicable building codes, ordinances or normal plumbing and electrical trade practices.
  • Damages, malfunctions or failures resulting from improper installation or failure to operate and maintain the Combination boiler in accordance with the manufacturer’s instructions provided.
  • Performance problems caused by improper sizing of the Combination boiler or the gas supply line, the venting connection, Combination air openings, electric service voltage, wiring or fusing.
  • Damages, malfunctions or the all failures caused by conversion from natural gas to LP gas or LP gas to natural gas or attempt to operate with a type of gas not specified for the Combination boiler.
  • Damages, malfunctions or failures caused by operating the Combination boiler with any parts removed or with parts that have been modified, altered or unapproved for installation.
  • Damages, malfunctions or failures caused by abuse, negligence, alteration, accident, fire, flood, freezing, lightning and other acts of God.
  • Heat Exchanger failures caused by operating the Combination boiler in a corrosive or contaminated atmosphere.
  • Damages, malfunctions or failure caused by poor water quality, lime or mineral build-up or sediment build-up.
  • Damages, malfunctions or failures caused by operating the unit at water temperatures outside the factory calibrated temperature limits and/or exceeding the maximum setting of the high limit control.
  • Heat Exchanger failures caused by operating the Combination boiler when it is not supplied with potable water at all times.
  • Damages, malfunctions or failures caused by subjecting the heat exchanger to pressures or firing rates grater or lesser than those shown on the rating plate.
  • Units installed outside of the fifty states (and the District of Columbia) of the United States of America and outside of Canada.
  • Rating plate has been removed by an unauthorized person. A Combination boiler should not be operated if the rating plate has been removed.
  • Damage due to freezing.

Other Terms

This Limited Warranty is subject further to the terms and conditions set forth herein and as may be further specified in the Terms and Conditions page located on Navien's website at WITH THE EXCEPTION OF THIS LIMITED WARRANTY, NAVIEN DISCLAIMS ANY OBLIGATION OR LIABILITY WITH RESPECT TO THE PRODUCTS OR THEIR SALE AND USE, AND NAVIEN NEITHER ASSUMES NOR AUTHORIZES THE ASSUMPTION OF, ANY OBLIGATION OR LIABILITY IN CONNECTION WITH THE PRODUCTS. THIS DISCLAIMER INCLUDES ANY OTHER WARRANTIES, EXPRESS, IMPLIED OR STATUTORY RESPECTING THE PRODUCTS OR ANY PARTS OR COMPONENTS THEREOF, INCLUDING, BUT NOT LIMITED TO, ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Navien's total liability for any claim arising hereunder shall not exceed the purchase price which you paid for the Product. NAVIEN SHALL NOT IN ANY EVENT BE LIABLE FOR INDIRECT, SPECIAL, CONSEQUENTIAL OR LIQUIDATED DAMAGES OR PENALTIES, INCLUDING CLAIMS FOR LOST REVENUE, PROFITS OR BUSINESS OPPORTUNITIES, EVEN IF NAVIEN HAD OR SHOULD HAVE HAD ANY KNOWLEDGE, ACTUAL OR CONSTRUCTIVE, OF THE POSSIBILITY OF SUCH DAMAGES.

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