Welcome to the Viessmann resource center!

This page is your gateway to valuable information and resources about this product.

Product registration

Register this boiler for a 5-year extended warranty!

All residential applications of Viessmann gas-fired condensing boilers up to 300 MBH are eligible for a 5-year limited extended warranty.*

■   FREE limited 5-year extended parts warranty.
■   Limited 5-year extended parts AND labour warranty available for purchase.

To register this boiler, you will need the model number and the 16-digit serial number.

This boiler's model number is:  XXXX
This boiler's serial number is:    XXXXXXXXXXXXXXXX

* Note: Warranties need to be registered within 60 days of initial installation.

> Register now

Viessmann Partner Program

Register this product for Partner Program points!

Receive valuable points when you become a member of the Viessmann Partner Program.

Collect points for every Viessmann residential product that you install.

Points can be redeemed at any time for an exclusive selection of Viessmann-branded promotional items and gift cards.

> Earn points on the Partner Program website

Warranty information

Warranty information for Canada

> View the warranty sheet for details

Product manuals

Product manuals

Download up-to-date manuals for your Viessmann product here. All of our documentation is available online in PDF format, and it can be downloaded for free anytime.

> Installation instructions for X

> Service instructions for X

More manuals for this product are available here:

> View other manuals

Contact technical support

Contact technical support

If you're a contractor working on-site with Viessmann equipment and questions arise, you can call our TechInfo center at 1-888-484-8643 for professional technical support.

When calling, please be prepared to answer the following questions:

■   What is the model and serial number of the Viessmann product you are working on?
■   What is the installation address?
■   On what date was the product installed?

> Call us at  1-888-484-8643

Availability:  Monday to Friday, 8:30 am to 8:00 pm (Eastern Time)

Pro Toolbox

Tools and info for industry professionals


Fault code checker

Troubleshooting information for Viessmann fault codes

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Serial number locator

Find out where the serial number is located on our products

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Learn more about our products with these educational webinars

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