Description

Gas Valve for Viessmann 100 WB1C 30kW Boiler

The Viessmann 100 WB1C 30kW Combi Gas Valve 7849854 regulates gas flow inside your boiler to ensure safe and efficient combustion. This pre-owned gas valve helps maintain stable burner performance and consistent heating output. Designed for the Viessmann 100 WB1C 30kW combi boiler, it restores reliable gas control and supports smooth boiler operation.

Compatible Boilers

Viessmann Vitodens 100 WB1C Series

• 100 WB1C 30kW Combi (Serial No. 7499427) (GC No. 47-819-21)

• 100 WB1C 30kW System (Serial No. 7499426) (GC No. 41-819-28)

• 100 WB1C 35kW Combi (Serial No. 7499429) (GC No. 47-819-22)

• 100 WB1C 35kW System (Serial No. 7499428) (GC No. 41-819-29)

Viessmann Vitodens 100 WB1HA Series

• 100 WB1HA 30kW System ErP (Serial No. 7543423) (GC No. 41-819-38)

• 100 WB1HA 35kW System ErP (Serial No. 7543425) (GC No. 41-819-39)

Viessmann Vitodens 100-W Series

• 100-W WB1C 30kW Combi (Serial No. 7441745)

If you’re looking for a Viessmann 100-W WB1B Gas Valve 7828721 or any other different Viessmann Gas Valve, follow the link provided.

Why Choose This Product?

This Viessmann 100 WB1C Gas Valve provides accurate gas flow control for safe combustion and stable heating performance. It helps prevent ignition faults and burner problems by regulating the correct gas supply to the boiler. Each pre-owned unit is inspected and tested to ensure dependable operation. This part offers an affordable repair option that restores boiler efficiency and reliability.

Delivery and Return

Orders placed before 1 PM are dispatched on the same working day. Standard and next-day delivery options are available at checkout for convenience. Returns are accepted within 30 days if the item remains unused and in its original condition. Always use a Gas Safe registered engineer for safe and compliant installation.

Frequently Asked Questions

1. Which boilers are compatible with the Viessmann Gas Valve GB-ND 055 E01-DG?

This gas valve is compatible with Viessmann 100 WB1HA Series boilers, including the 30kW System ErP (GC 41-819-38) and 35kW System ErP (GC 41-819-39). Always check your boiler’s model and serial number to confirm compatibility.

2. What does the gas valve do in the boiler?

The gas valve controls the flow of gas to the boiler burner, regulating pressure to ensure consistent and safe combustion. This helps maintain stable boiler performance and prevents potential malfunctions.

3. How long is the warranty for the gas valve?

Pre-owned Viessmann gas valves come with a 6-month warranty. This covers any functional issues but requires proper installation by a Gas Safe registered engineer.

4. Can I install the gas valve myself?

For safety and warranty purposes, installation must be carried out by a Gas Safe registered engineer. Incorrect installation can lead to unsafe operation or damage to the boiler.

5. How does the gas valve improve boiler performance?

Replacing a faulty gas valve helps maintain correct gas pressure, improves combustion efficiency, and reduces the risk of breakdowns. This ensures safer and more reliable boiler operation over time.