Worcester Boiler Service Kit Includes 87161064420 87161064330 8716122264

Product Overview

The Worcester Boiler Service Kit (87161064420, 87161064330 & 8716122264) is a maintenance and repair kit designed for use within selected Worcester heating systems.

This kit contains hydraulic service components commonly replaced during boiler maintenance and repair work. The included parts support the correct operation of the boiler hydraulic system, helping maintain water circulation, flow detection, and reliable appliance performance.

The components included within this kit are associated with the boiler return hydraulic assembly and flow turbine system, which play an important role in managing water movement and monitoring flow through the appliance.

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 hydraulic components within the boiler are exposed to continuous water flow and temperature changes during normal operation. Over time, wear, scale build-up, debris, or component deterioration may affect performance.

Typical reasons for replacing hydraulic service components include:

• Water leaks from hydraulic connections
• Reduced heating or hot water performance
• Flow detection issues
• Poor water circulation
• Boiler pressure or hydraulic-related faults
• Preventative replacement during servicing

Replacing worn hydraulic components can help restore correct water flow, improve system reliability, and support efficient boiler operation.

Kit Contents

The kit includes the following manufacturer part numbers:

• 87161064420 – Return Unit / Return Manifold Assembly
• 87161064330 – Flow Sensor Adaptor
• 8716122264 – Flow Turbine Adaptor Replacement Reference

Please refer to the product images for the exact contents supplied.

Compatibility

This part is designed for selected models within the Worcester Greenstar range.

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 hydraulic components involve water pressure, heating system connections, and internal boiler parts. Installation and servicing must be carried out by a Gas Safe registered engineer in accordance with current regulations and manufacturer instructions.