Description
Worcester Greenstar FS 30 CDI Heat Exchanger Basic Block 87377017900 8716119317
Worcester Heat Exchanger Basic Block 87377017900 8716119317 There are two different kinds of heat exchanger that can be installed. On the other hand, They are the primary heat exchanger and the secondary heat exchanger. The primary is present in almost all boilers and it transfers the heat from the burner to the water within the system. Furthermore, the secondary heat exchanger, exclusive to combination boilers, allows the heat transferred between 2 closed systems.WORCESTER GREENSTAR 87377017900 8716119317
| Fits Appliance(s) | GC No. | 
| Greenstar FS 30 CDI | 41-406-03 | 
| Greenstar FS 30 CDI LPG | 41-406-05 | 
| Greenstar FS 42 CDI | 41-406-04 | 
| Greenstar FS 42 CDI LPG | 41-406-06 | 
| Greenstar 25 HE Combi | 47-311-73 | 
| Greenstar 29 HE Conven | 41-311-56 | 
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.
In a word thank you for choosing us!
Frequently Asked Questions
1. What models is this Worcester Greenstar heat exchanger compatible with?
The heat exchanger fits Worcester Greenstar FS 30 CDI, FS 30 CDI LPG, FS 42 CDI, FS 42 CDI LPG, Greenstar 25 HE Combi, and Greenstar 29 HE Conven models. Always check the manufacturer part number before purchasing to ensure compatibility.
2. What is the difference between a primary and secondary heat exchanger?
The primary heat exchanger is present in almost all boilers and transfers heat from the burner to the water within the system. The secondary heat exchanger, exclusive to combination boilers, transfers heat between two closed systems, enhancing efficiency.
3. Is this a new or refurbished part?
This heat exchanger is a fully tested replacement part designed to meet the manufacturer’s standards. It is checked for quality and reliability to ensure proper performance in your boiler.
4. How should I install this heat exchanger?
Installation should be performed by a qualified heating engineer. The heat exchanger must be fitted correctly to ensure optimal boiler operation and safety. Improper installation may lead to system malfunctions or reduced efficiency.
5. How long does it take to receive this part?
Orders received by 1:00 p.m. EST Monday–Friday are usually shipped the same day. Delivery times vary based on location and service chosen. Weekend deliveries are available with the Saturday delivery option at checkout.







