Description
Worcester Greenstar 25 Si LPG Main Heat Exchanger 87161157400
The Worcester Greenstar Main Heat Exchanger 87161157400 is a high-quality replacement part for Worcester boilers. It is a vital component that transfers heat from the burner to the water in the central heating system. Made of durable materials, this heat exchanger ensures efficient and reliable performance for years to come. It is easy to install and compatible with a range of Worcester Greenstar models. With this replacement part, homeowners can restore their boiler’s heating efficiency and keep their homes warm and comfortable.
This part fits the following boilers:
| Fits Appliance(s) | GC No. |
| Greenstar 12 i System | 41-311-67 |
| Greenstar 12 i System LPG | 41-311-69 |
| Greenstar 15 i System | 41-311-84 |
| Greenstar 15 i System LPG | 41-311-85 |
| Greenstar 24 i System | 41-311-68 |
| Greenstar 24 i System LPG | 41-311-70 |
| Greenstar 24 i Junior HE | 47-311-86 |
| Greenstar 24 i Junior HE LPG | 47-311-90 |
| Greenstar 28 I Junior HE | 47-311-87 |
| Greenstar 28 I Junior HE LPG | 47-311-91 |
| Greenstar 12 RI HE | 41-311-63 |
| Greenstar 12 RI HE LPG | 41-311-64 |
| Greenstar 15 RI HE | 41-311-75 |
| Greenstar 15 RI HE LPG | 41-311-76 |
| Greenstar 18 RI HE | 41-311-77 |
| Greenstar 18 RI HE LPG | 41-311-78 |
| Greenstar 24 RI HE | 41-311-65 |
| Greenstar 24 RI HE LPG | 41-311-66 |
| Greenstar 25 Si | 47-311-84 |
| Greenstar 25 Si LPG | 47-311-88 |
| Greenstar 30 Si | 47-311-85 |
| Greenstar 30 Si LPG | 47-311-89 |
Please note: Before placing your order you must check your part matches the Manufacturer Part Number stated above.
For any Worcester Products related products please clink below link :Worcester Spares
    Prices: Please note all prices are inclusive of VAT.
At Heating and catering parts,
We certainly strive to provide the best possible customer experience. Consequently, we understand that sometimes a product may not meet your expectations or requirements. That is why we offer a comprehensive 30-day return policy to ensure your satisfaction. Please read our full Return Policy
We appreciate you buying from our store. Usually, If your order is received by 1:00 p.m. EST (Monday–Friday), we will ship the item the same day. You can count on us to deliver quickly and safely. In other words, we take pride in our prompt and trustworthy service and will do everything we can to ensure the safe arrival of your package. Please note that weekends are not included in our next-day delivery guarantee. Delivery for orders placed on Fridays (the next day) is on the following Monday. At the same time select the Saturday delivery option at checkout if you’d like your purchases delivered on a weekend day.
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Frequently Asked Questions
1. What does the Worcester Greenstar 25 Si LPG Main Heat Exchanger do?
The main heat exchanger is responsible for transferring heat from the burner to the water within the boiler. This process ensures your heating system runs efficiently and keeps your home warm.
2. Which Worcester boilers are compatible with this heat exchanger?
This part is compatible with multiple Worcester Greenstar models, including i System (12, 15, 24), Junior HE (24, 28), RI HE (12, 15, 18, 24), and Si (25, 30) series in both natural gas and LPG versions.
3. Is this heat exchanger difficult to install?
The Worcester Greenstar 25 Si LPG Main Heat Exchanger is designed as a direct replacement part. A qualified heating engineer can install it efficiently to restore your boiler’s performance.
4. How do I confirm this is the correct part for my boiler?
Check the manufacturer part number (87161157400) against your boiler’s manual or identification plate. Compatibility should always be verified before purchasing.
5. What are the signs that my boiler’s heat exchanger needs replacing?
Common signs include reduced heating efficiency, unusual noises, visible leaks, or error codes on the boiler display. A heating engineer can confirm if replacement is required.
