Baxi Potterton Main Boiler Expansion Vessel 5114691
Trade pricing & order
Logged-in trade customers can view their assigned B2B price and add this item to their trade cart.
Trade pricing is available to approved accounts only. Sign in to your trade account to see your contracted B2B pricing and order this part.
Technical details
Baxi Potterton Main Boiler Expansion Vessel 5114691
Product Overview
The Baxi Potterton Main Boiler Expansion Vessel 5114691 is a critical component designed for specific Baxi heating systems. This Expansion Vessel accommodates the expansion of water as it heats up, maintaining stable system pressure. properly functioning components are vital for the energy efficiency and safety of your boiler.
This part may be available in New, Refurbished, or Compatible conditions. Please select your desired option from the dropdown menu above. All refurbished parts are professionally tested to ensure reliability.
Technical Insight & Common Failure Symptoms
Based on service data: Message our technical team on WhatsApp. Baxi Potterton Main Boiler Expansion Vessel 5114691 boiler or other symptoms of expansion vessel failure. Q5 My 9yr old Main Eco30 Combi stopped working. No heat and no hot water. I checked and seeing the pressure gauge had dropped, repressurised using the FIXED loop,
Replacing this part often resolves the following issues:
- Restores reliable system operation and eliminates fault codes.
- Resolves specific failure symptoms such as component malfunction.
- Ensures safety compliance and efficient boiler performance.
Compatibility
This part (MPN: 5114691) is designed for models within the Baxi range. Please strictly verify the part number against your boiler's technical manual before ordering to guarantee fitment.
Safety Advice: Boiler parts involve gas, water, and electricity. Installation must be carried out by a Gas Safe registered engineer.
