Payment methods
Baxi Megaflo System Flow Switch Diaphragm Repair Kit Plate 5111141
IN STOCK
FROM £14.95
Baxi Megaflo System Flow Switch Diaphragm Repair Kit Plate 5111141
Product Overview
The Baxi Megaflo System Flow Switch Diaphragm Repair Kit & Plate 5111141 is a replacement hydraulic repair kit designed for use within selected Baxi heating systems.
This kit is designed to restore the operation of the boiler flow switch assembly by replacing worn or damaged internal diaphragm components and associated parts. The flow switch detects water movement within the heating system and helps the boiler control system respond correctly to demand.
Replacing the diaphragm and plate can provide a cost-effective alternative to replacing the complete flow switch assembly when compatible components are required.
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 Failure Symptoms
The flow switch diaphragm operates using changes in water flow and pressure within the hydraulic system. Over time, the diaphragm can become worn, damaged, or less responsive due to continuous operation, affecting the correct activation of the flow switch.
Typical symptoms linked to a faulty flow switch diaphragm include:
- Boiler failing to recognise water flow
- Hot water or heating operation becoming intermittent
- Boiler failing to start when demand is present
- Reduced boiler performance due to incorrect flow detection
- Flow switch activation problems
- Hydraulic-related faults
Replacing worn diaphragm components may help restore correct flow switch operation and reliable boiler performance.
Kit Contents
The kit includes:
- Flow switch diaphragm
- Plate component
- Associated small service components (as supplied)
Please refer to the product images for the exact contents supplied.
Compatibility
Manufacturer Part Number (MPN): 5111141
This part is designed for selected models within the Baxi Megaflo System range.
Please strictly verify the manufacturer part number 5111141 against your boiler's technical manual, exploded parts diagram, or existing component before ordering to guarantee correct fitment.
Safety Advice
Boiler hydraulic components involve water pressure and internal heating system assemblies. 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:
Fits Appliance(s)
GC No.
Baxi Valves And Kits
VALVES
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
