Baxi Pipe - Heat Exchanger / Pump Assembly 7661813

This is the pipe that connects the heat exchanger to the pump assembly on Baxi ErP Combi boilers. It carries primary circuit water between the two components and forms part of the boiler's sealed heating circuit. The part is manufactured by Baxi and identified by part number 7661813.

• Visible water weeping or staining at the pipe unions or along the pipe run
• Corrosion or pitting on the pipe surface, particularly at joint faces
• Pressure loss on the boiler with no other obvious source of leakage
• Scale or debris build-up restricting flow through the pipe
• Pipe deformation, cracking or a joint that will not seal after re-making

• Confirm the boiler model against the fitment list above
• Check the GC number on the appliance data badge matches your model
• Verify the existing part number 7661813 on the component or in the manufacturer's parts list
• Inspect the union seals and washers, as these are not supplied with the pipe unless stated