Navien NFC-250/200H User's Information Manual page 27

What is not covered?
Navien's Limited Warranty shall be void in the event
of an occurrence of any of the following:
Improper installation, including but not limited
to, installation in violation of applicable rules,
laws or building codes, inadequate water quality,
condensate damage, improper venting, incorrect
gas type, water pressure, absence of a drain pan,
improper conversion from Natural Gas source to
Propane, reinstallation at another location, etc.
Accident, abuse or misuse including but not
limited to installation for non- recommended
uses, failure to follow or comply with the User's
Operational Manual, etc.
Improper maintenance including but not limited
to, scale buildup, vent blockage, failure to
maintain, etc.
Modification, alteration, addition of non-
approved components, or misapplication of the
Product in any manner.
Any damage caused by local adverse conditions
including but not limited to water quality,
hard water deposits, lime or mineral build-up,
operating in corrosive atmospheric elements,
alterations in smell or taste of water that have an
adverse reaction on the unit, etc.
Damage or problems caused by gas flow issues,
electrical surges, flooding, fire, freezing, abnormal
external temperature, force majeure, riot, act of
war, or any acts of God.
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.
Vibration and noise unless caused by a defect in
materials or workmanship. Any other causes other
than defects in materials or workmanship.
Operating the Product at water temperatures
outside the factory calibrated temperature limits
and/or exceeding the maximum setting of the
high limit control.
Subjecting the heat exchanger to pressures or
firing rates greater or lesser than those shown on
the rating plate or removal of or alteration to the
rating plate.
Installation at any location outside the United
States or Canada.
Improper conversion from natural gas to liquid
propane gas or liquid propane gas to natural
gas or attempt to operate with a type of gas not
specified for the boiler.
Accidental or intentional damage.
There is no warranty on any Product purchased
through the internet or from any installer that
obtained the Product from a supplier or distributor
not authorized by Navien.
Warranty Limitations
EXCEPT AS EXPRESSLY PROVIDED HEREIN, THERE
ARE NO OTHER WARRANTIES, EXPRESSED OR
IMPLIED, INCLUDING, BUT NOT LIMITED TO
WARRANTIES OR MERCHANTABILITY OR FITNESS
FOR A PARTICULAR PURPOSE, WHICH EXTEND
BEYOND THE DESCRIPTION OF THE WARRANTY
HEREIN AND FURTHER NAVIEN SHALL NOT BE
LIABLE FOR INDIRECT, INCIDENTAL, SPECIAL,
CONSEQUENTIAL, PUNITIVE OR OTHER SIMILAR
DAMAGES THAT MAY ARISE, INCLUDING LOST
PROFITS, DAMAGE TO A PERSON OR PROPERTY,
LOSS OF USE, INCONVENIENCE, OR LIABILITY
ARISING FROM IMPROPER INSTALLATION,
SERVICE OR USE OF THE PRODUCT. ANY IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS
ARISING UNDER STATE LAW ARE LIMITED IN
DURATION TO THE PERIOD OF COVERAGE PROVIDED
BY THIS WARRANTY, UNLESS THE PERIOD PROVIDED
BY STATE LAW IS LESS.
No one is authorized to make any other warranties
on behalf of Navien. Some states do not allow the
exclusion or limitation of incidental or consequential
damages, or how long an implied warranty lasts, so
the above limitation may not apply to you.
This Limited Warranty gives you specific legal rights
and you may also have other rights which vary from
state to state.
Warranty 27