Compatible Boilers

This part is compatible with the following models:

100 WB1C Series

• 100 WB1C 30kW Combi (Serial No. 7499427) – GC 47-819-21 (7499427)
• 100 WB1C 30kW System (Serial No. 7499426) – GC 41-819-28 (7499426)
• 100 WB1C 35kW Combi (Serial No. 7499429) – GC 47-819-22 (7499429)
• 100 WB1C 35kW System (Serial No. 7499428) – GC 41-819-29 (7499428)

If you’re looking for a VIESSMANN VITODENSE 200-W WB2B COMBI 26 30 & 35KW BOILER FAN or any other different Viessmann Fan, follow the link provided.

Why Choose This Product?

This refurbished Viessmann radial fan offers an affordable way to keep your boiler running efficiently. It controls air intake precisely to optimize combustion and reduce emissions. Each fan undergoes full testing to ensure reliability and performance. By choosing this part, you extend your boiler’s life while saving money.

Delivery and Return

Place orders before 1 PM for same-day dispatch via trusted couriers. Select standard or next-day delivery to suit your schedule. Returns are accepted within 30 days if the item remains unused in original packaging. Always use a Gas Safe registered engineer for installation to ensure safety and warranty validity.

FAQs

1. Which boilers are compatible with the Viessmann 7837255 fan?

This fan is suitable for Viessmann 100 WB1C Series boilers, including the 30kW Combi, 30kW System, 35kW Combi, and 35kW System models. Please verify your boiler’s part number before purchasing.

2. What is the function of this boiler fan?

The fan regulates airflow within the boiler, ensuring stable combustion and efficient operation. This helps maintain heating performance and supports safe boiler operation.

3. Is this part refurbished or new?

This is a refurbished part taken from a working boiler. It has been tested by engineers to ensure reliability and comes with a 12-month warranty.

4. Do I need a professional to install this fan?

Yes, installation should always be carried out by a Gas Safe registered engineer. This ensures proper fitting, safety, and warranty validity.

5. What should I check before ordering this fan?

You should confirm the manufacturer’s part number (7837255) and ensure it matches your existing boiler part. Checking compatibility with your exact boiler model is essential to avoid fitting issues.