BOSCH PRO tankless water heaters are warranted by
replacement heat exchanger and will furnish a
replacement of any other part which fails in normal use
and service within the applicable periods specified
below, in accordance with the terms of this warranty.
The Bosch Thermotechnology Corp. replacement will
be warranted for the unexpired portion of the original
warranty. This warranty will be valid only for water
heaters in possession of the original purchaser as
recorded on the warranty card.
The Heat Exchanger
If the heat exchanger fails within Fifteen (15) years after
Thermotechnology Corp. will furnish a replacement
heat exchanger. However, if the water heater is used
within an approved hot water recirculation and supplied
with circulated water, this heat exchanger warranty is
limited to three (3) years from date of original installation
and operation. If the water heater is installed in other
than a single family dwelling, this heat exchanger
warranty is limited to two (2) years from date of original
installation and operation.
This warranty will not apply:
• 1. to defects or malfunctions resulting from failure to
properly install, operate or maintain the unit in
accordance with the printed instructions provided;
• 2. to damage or abuse, accident, neglect or freezing
and other acts of nature;
• 3. to damage resulting from operation with either the
flame sensor rod or overheat sensor removed;
• 4. to failure of the heat exchanger resulting from the
operation of the water heater in a corrosive
atmosphere or at water temperatures exceeding the
maximum rating, or if the water heater is not supplied
with potable water;
• 5. to defects or damage cause by any attachment
or modification, including any energy-saving device;
• 6. to damage resulting from scale deposits and/or
highly mineralized / unsoftened water supply.
All Other Parts
If any other part fails within five (5) years after original
installation and operation, Bosch Thermotechnology
Corp. will furnish a replacement part free of charge.
6 720 644 063
Service Labor Costs
This warranty does not cover any labor costs
associated with service, removal or re-installation of
part(s). All such costs must be borne by the Purchaser.
Additionally, this warranty does not cover any labor
costs associated with service, removal, installation or
re-installation of the original water heater or a replaced
NOTE: the water heater must be free of
damaging scale deposits and not subject
to gas pressures greater than those
shown on the rating plate, which must not
be altered, defaced or removed.
How to Make a Claim
Any claim for warranty parts should be made to your
local dealer or distributor:
BOSCH THERMOTECHNOLOGY CORP.
50 Wentworth Avenue
Londonderry, NH 03053
In most cases, the dealer or distributor will be able to
promptly honor your claim and subsequently notify
replacements are made subject to validation by Bosch
Thermotechnology Corp. of in-warranty coverage. The
damaged or defective item must be made available in
exchange for the replacement.
No one is authorized to make any other warranties on
behalf of Bosch Thermotechnology Corp.. It is
expressly understood that the replacement warranty of
Bosch Thermotechnology Corp. shall be in lieu of any
and all other warranties, express or implied, including
warranties of merchantability or fitness for a particular
Thermotechnology Corp. shall not be liable for any loss
or damage directly or indirectly arising from the use of
the hot water heater, or for any consequential damages
arising from such use (including damages from water
leakage). Bosch Thermotechnology Corp. sole liability
with respect to any defect shall be for the replacement
of the defective part(s). Some states do not allow such
limitations and exclusions, so the above may not apply
This warranty gives specific legal rights. You may also
have other rights which vary from state to state.