Baxi Boiler Connection Board Wiring 7664034

The Baxi connection board wiring 7664034 is a genuine replacement wiring component designed for selected Baxi combi boilers. It helps support safe and reliable electrical connections between key boiler parts, helping the appliance operate correctly. Suitable for Baxi 224 Combi, 228 Combi, 424 Combi and 428 Combi models, this part is ideal for replacing damaged or worn wiring during boiler repair and maintenance work.

Compatibility :

• Combi: 224, 228, 424, 428

Important fitting advice

We recommend that all parts are fitted by a fully qualified Gas Safe registered engineer. If you need help confirming the right part, contact us our team has 10+ years of boiler spares knowledge and friendly chat support to help you quickly.

Delivery

At Boiler Spares Hub, we dispatch orders within 1 working day (Monday-Friday). Orders placed outside working days will be dispatched on the next working day. For delivery options available for this product, please add it to your basket or check our delivery options page.

Returns

We accept 30-day returns. Returns must be in an unopened, sealed box. If we find the item has been used or installation was attempted, we may refuse the return.

Frequently Asked Questions (FAQs)

1. What is the Baxi connection board wiring 7664034 used for?
The Baxi connection board wiring 7664034 is an internal wiring component used in selected Baxi combi boilers. It helps connect key electrical parts inside the appliance so signals and power can pass correctly between components. This supports safe and reliable boiler operation and is important when replacing damaged, worn, or faulty internal wiring.

2. How do I know if this is the correct replacement part for my boiler?
The best way to confirm compatibility is by checking the manufacturer code 7664034 against the part fitted in your boiler or against the appliance manual or parts diagram. You should also match the boiler model exactly. Even if boilers look similar, internal wiring parts can vary between models, so checking the part number is very important before purchase.

3. Why would the connection board wiring need replacing?
This wiring may need replacing if the original part has become damaged, loose, worn, or faulty over time. Damaged wiring can affect communication between internal boiler components and may lead to incorrect operation or faults. Replacing the correct wiring part helps restore proper internal connections and supports reliable boiler performance.

4. How does the Baxi connection board wiring help the boiler work properly?
The connection board wiring helps the boiler work properly by allowing electrical signals and connections to pass between key internal parts. This supports normal boiler functions and helps the appliance operate safely and efficiently.