Worcester Bosch Main Wiring Harness 87161066990

Worcester Bosch Main Harness 87161066990 is a genuine replacement part designed to support reliable performance in compatible heating and hot water systems. This wiring harness connects to the boiler’s control PCB, helping to manage procedures and safety regulations to support correct operation and protect the system.

The harness fits a range of Worcester Greenstar and Greenstar ERP boilers and is supplied as a brand-new Worcester product. It is backed by a Worcester manufacturer's guarantee, ensuring a genuine item designed to maintain performance and long-term durability.

This component contributes to efficient boiler operation and dependable performance by ensuring the wiring groupings are aligned with the control board, supporting proper safety practices and system protection.

Features

• Part number 87161066990
• Fits Greenstar and Greenstar ERP boilers
• Wiring harness connects to the control PCB
• Supports efficient operation and durability
• Genuine Worcester product with manufacturer guarantee

Usage

1. Disconnect power to the boiler before any work
2. Access the boiler’s wiring area and remove the old harness
3. Attach the new harness ensuring correct routing
4. Reconnect any connectors and secure harnesses
5. Restore power and test boiler operation