
Baxi Boiler Service Kit Includes 5114755 720222901 720222801 5118972 65100541
Baxi Potterton Main Boiler Service Kit Includes 5114755 720222901 720222801 5118972 5114710
Product Overview
The Baxi Potterton Main Boiler Service Kit (5114755, 720222901, 720222801, 5118972 ) is a replacement maintenance kit designed for use within selected Baxi, Potterton and Main heating systems.
This service kit contains commonly replaced combustion and boiler maintenance components used during routine servicing. The kit includes a combustion chamber gasket, ignition electrode, ionisation electrode, and associated service components to help maintain reliable ignition, flame detection, and safe boiler operation.
Regular replacement of service components can help support efficient boiler performance and reduce the risk of ignition, sealing, and combustion-related issues. Baxi recommends regular servicing and the use of suitable replacement components to help maintain reliable boiler operation.
ℹ️ Product Condition Options:
This part may be available in New or Refurbished condition. Please check the available options from the dropdown menu.
Technical Insight & Common Servicing Requirements
The combustion chamber gasket provides a secure seal around the combustion area, helping prevent combustion gases from escaping and maintaining safe operation.
The ignition electrode generates the spark required to ignite the burner, while the ionisation electrode detects the presence of a flame and communicates this information to the boiler control system. If flame detection is unsuccessful, the boiler safety system can interrupt operation.
The additional service components included within the kit are designed to support routine boiler maintenance and replacement of commonly worn parts.
Typical reasons for replacing these service components include:
- Routine boiler servicing
- Ignition problems or unreliable starting
- Flame detection faults
- Boiler locking out during ignition
- Worn or damaged combustion seals
- Preventative maintenance requirements
- Maintaining safe and efficient boiler operation
Replacing these components during servicing may help restore reliable ignition, correct flame monitoring, and efficient boiler performance.
Kit Contents
The kit includes:
- 5114755 – Combustion Chamber Gasket
- 720222901 – Ionisation Electrode Kit
- 720222801 – Ignition Electrode Kit
- 5118972 – Service Component Reference
Please refer to the product images for the exact contents supplied.
Compatibility
This part is designed for selected models within the Baxi, Potterton and Main ranges.
Please strictly verify the manufacturer part numbers against your boiler's technical manual, exploded parts diagram, or existing components before ordering to guarantee correct fitment.
Safety Advice
Boiler combustion components involve gas, electricity, ignition, and flame supervision systems. Installation and servicing must be carried out by a Gas Safe registered engineer in accordance with current regulations and manufacturer instructions.
This part fits the following boilers:
Delivery
Free next day UK delivery is available on orders over £50.
Orders placed before 3 PM are usually dispatched the same working day.
Delivery times may vary for remote areas, Highlands, islands, and non-mainland UK destinations.
If you need urgent delivery help, please contact our customer service team before placing your order.
All Orders First 30 Days:
You can return or cancel your orders for any reason at any time within 30 days of receipt. After 30 days, we reserve the right to charge a restocking fee or refuse the return.
Parts must be returned in the same condition and packaging as received, or we may deduct a percentage of the cost of the part.
A full refund or exchange will be agreed once the item(s) have been received and inspected to ensure they are unused and in their original packaging where applicable.
If the part is returned as faulty and is found to be working upon inspection, postage costs will be deducted from the refund.
Faulty Items After 30 Days:
All items come with a 1 year HTS warranty from the date of purchase. Warranty means HTS will repair or replace the item.
Refunds:
Our returns team will process your refund after we receive and check your items. Please allow up to 15 days for your refund to be processed.
The refund will be made to the original payment method used to place the order.
Contact Us:
For any queries, email us at returns@heatingtradesupplies.com or call +44 01912633708.
Customer Services
National Boiler Spares Ltd
Tyne View Terrace
Wallsend
Tyne and Wear
NE28 6SG