Worcester Bosch Flow Tank Pipe Highflow CDI 8716118177

The Worcester Bosch 8716118177 is a flow tank pipe used in the Greenstar Highflow CDi range of condensing combi boilers. It forms part of the internal pipework around the hot water storage tank, directing the flow of water between the tank and the rest of the hydraulic circuit. The pipe is a direct replacement item for the original factory-fitted component and is listed under Worcester Bosch part type HOSES & PIPES.

• Visible corrosion, pitting or scaling on the pipe wall, particularly around joints and bends.
• Weeping or dripping from the pipe or its connections, with water tracking down the tank area.
• Loss of pressure in the heating or hot water circuit that cannot be traced to another component.
• Discolouration or staining on the pipe indicating long-term seepage.
• Physical damage or deformation of the pipe, often found during a service or strip-down.

• Confirm the appliance model and GC number against the compatibility list before ordering, as the pipe is specific to the Greenstar Highflow CDi ErP range.
• Check the part number on the existing component or in the appliance literature to confirm 8716118177 is the correct item.
• Inspect any seals, washers or gaskets at the pipe connections and replace them if they are compressed or perished.
• This part is fitted to a gas appliance; installation must be carried out by a Gas Safe registered engineer.