Worcester Greenstar 10 Plate Heat Exchanger 87161066860

The Worcester Greenstar plate heat exchanger 87161066860 transfers heat from the boiler’s primary circuit to the domestic hot water supply in compatible Worcester boilers. Moreover, this 10 plate heat exchanger helps deliver steady hot water performance. If the old exchanger becomes blocked, scaled, or worn, the boiler may produce poor flow or changing temperatures. Therefore, replacing it helps restore smooth and reliable hot water operation.

Compatibility :

• Greenstar 25i Combi ERP: 25i Combi ERP, 25i Combi ERP LPG
• Greenstar i System: 12 i System, 12 i System LPG, 15 i System, 15 i System LPG, 18 i System, 18 i System LPG, 24 i System, 24 i System LPG
• Greenstar i Junior HE: 24 i Junior HE, 24 i Junior HE LPG, 24 i Junior HE Mk5 2013 NG/LPG
• Greenstar Si: 25 Si, 25 Si LPG

Important fitting advice

We recommend that all parts are fitted by a fully qualified Gas Safe registered engineer. If you need help confirming the right part, contact us our team has 10+ years of boiler spares knowledge and friendly chat support to help you quickly.

Delivery

At Boiler Spares Hub, we dispatch orders within 1 working day (Monday-Friday). Orders placed outside working days will be dispatched on the next working day. For delivery options available for this product, please add it to your basket or check our delivery options page.

Returns

We accept 30-day returns. Returns must be in an unopened, sealed box. If we find the item has been used or installation was attempted, we may refuse the return.

Frequently Asked Questions (FAQs)

1. What is the Worcester Greenstar plate heat exchanger 87161066860 used for?
This 10 plate heat exchanger transfers heat from the boiler’s primary circuit to the domestic hot water supply.
As a result, it helps the boiler deliver hot water efficiently and consistently.

2. Which boilers does this Worcester plate heat exchanger fit?
This part fits selected Worcester Greenstar 25i Combi ERP, i System, i Junior HE, and Si boilers.
Always check your boiler model and GC number before ordering to confirm compatibility.

3. What are common signs of a faulty plate heat exchanger?
Common signs include poor hot water flow, fluctuating water temperature, or slow hot water response.
However, a Gas Safe engineer should inspect the boiler first, because other faults can cause similar issues.

4. Is this a 10 plate heat exchanger?
Yes, this Worcester part number 87161066860 is listed as a 10 plate heat exchanger.
It suits specific Worcester Greenstar boilers shown in the compatibility list.

5. Can I install this heat exchanger myself?
No, a qualified Gas Safe engineer should install this part.
Boiler repairs involve water, heat, and safety checks, so professional fitting helps protect the system.