Viessmann 100-W WB1HA Bypass Cartridge CPK 7828756

Description

The Viessmann 100-W WB1HA Bypass Cartridge CPK 7828756 is a genuine brand-new replacement bypass cartridge for selected Viessmann Vitodens boilers. Supplied under manufacturer part number 7828756, this bypass cartridge comes with a 12-month warranty. Before ordering, always confirm your boiler model, GC number, serial number and manufacturer part number to ensure compatibility.

The bypass cartridge helps control water flow within the boiler and heating system when circulation demand changes. A faulty or worn bypass cartridge may contribute to poor circulation, unusual boiler noise or inconsistent heating performance. Installation should be completed by a suitably qualified heating engineer.

Product Details

Brand: Viessmann
Part Type: Bypass Cartridge
MPN: 7828756
Warranty: 12 Months
Condition: Genuine Brand New

Boiler Compatibility

Viessmann Vitodens 100 WB1C

Fits Appliance GC No.

100 WB1C 19kW System (Serial No. 7499423) 41-819-26
100 WB1C 26kW Combi (Serial No. 7499425) 47-819-20
100 WB1C 26kW System (Serial No. 7499424) 41-819-27
100 WB1C 30kW Combi (Serial No. 7499427) 47-819-21
100 WB1C 30kW System (Serial No. 7499426) 41-819-28
100 WB1C 35kW Combi (Serial No. 7499429) 47-819-22
100 WB1C 35kW System (Serial No. 7499428) 41-819-29
100-W WB1C 30kW Combi (Serial No. 7441745)

Viessmann Vitodens 100 WB1HA

Fits Appliance GC No.

100 WB1HA 19kW System Erp (Serial No. 7543420) 41-819-36
100 WB1HA 26kW System Erp (Serial No. 7543421) 41-819-37
100 WB1HA 30kW System Erp (Serial No. 7543423) 41-819-38
100 WB1HA 35kW System Erp (Serial No. 7543425) 41-819-39

Viessmann Vitodens 100 WB1HC

Fits Appliance GC No.

100 WB1HC 19kW System (Serial No. 7570671) 41-819-40
100 WB1HC 26kW System (Serial No. 7570672) 41-819-41
100 WB1HC 30kW System (Serial No. 7570674) 41-819-42
100 WB1HC 35kW System (Serial No. 7570676) 41-819-43

Viessmann Vitodens 100 WB1KC

Fits Appliance GC No.

100 WB1KC 26kW Combi (Serial No. 7570673) 47-819-40
100 WB1KC 30kW Combi (Serial No. 7570675) 47-819-41
100 WB1KC 35kW Combi (Serial No. 7570677) 47-819-42

Viessmann Vitodens 100 WBP JA

Fits Appliance GC No.

100 WBP JA 25kW Combi (Serial No. 7501297) 47-819-26
100 WBP JA 29kW Combi (Serial No. 7501298) 47-819-27

Viessmann Vitodens 100-W WB1B

Fits Appliance GC No.

100-W WB1B 26kW Combi (Serial No. 7373061) 47-819-12
100-W WB1B 26kW System (Serial No. 7373060) 41-819-18
100-W WB1B 30kW Combi (Serial No. 7373063) 47-819-13
100-W WB1B 30kW System (Serial No. 7373062) 41-819-19
100-W WB1B 35kW Combi (Serial No. 7373065) 47-819-14
100-W WB1B 35kW System (Serial No. 7373064) 41-819-20

Before ordering, please check your boiler model, GC number, serial number and Viessmann manufacturer part number 7828756 to ensure this is the correct replacement part for your appliance.

Delivery & Collection

Collection is available from our Newcastle showroom at Unit 5, Penn Street, Newcastle upon Tyne, NE4 7BG, subject to stock availability. We also offer fast UK delivery via Royal Mail First Class or DPD Next Day, with most orders arriving within one to two working days. Boiler components should be installed by a suitably qualified Gas Safe registered engineer.

Warranty

This brand-new genuine Viessmann boiler bypass cartridge is supplied with a 12-month warranty. Warranty claims may be subject to inspection and confirmation that the component was correctly selected and professionally installed.

Returns

We accept returns within 30 days of delivery. The product must be unused, unfitted and returned in its original unopened packaging with all seals intact. We cannot accept returns for components that have been fitted, used, damaged or returned in an unsuitable condition. Please check the boiler model, GC number, edition, serial-number range and part number carefully before ordering.

If you need any help, our team is happy to assist. Please contact us by phone or WhatsApp chat.

Frequently Asked Questions

Is the Viessmann 7828756 bypass cartridge compatible with my boiler?

The Viessmann 7828756 bypass cartridge fits the selected Vitodens 100 WB1C, WB1HA, WB1HC, WB1KC, WBP JA and WB1B models listed above. Always verify your boiler model, serial number and part number before ordering.

What does a bypass cartridge do in a Viessmann boiler?

The bypass cartridge helps control water circulation within the boiler and heating system when the flow demand changes.

What symptoms may indicate a faulty bypass cartridge?

Possible symptoms include poor heating circulation, unusual boiler noise, reduced heating performance or inconsistent water flow. Other boiler components can cause similar symptoms.

How do I confirm that 7828756 is the correct replacement?

Check your boiler model, GC number and serial number against the compatibility list. Also confirm that Viessmann part number 7828756 matches the required replacement.

Does this Viessmann bypass cartridge come with a warranty?

Yes. This genuine brand-new Viessmann bypass cartridge 7828756 comes with a 12-month warranty.