Description

Worcester Greenstar Combi 27 CDI HE Heat Exchanger MPN 87377017930 8716119315

The Worcester heat exchanger is a critical part for restoring proper boiler function and thermal efficiency. This refurbished boiler heat exchanger is fully pressure-tested, chemically cleaned, and ready for installation. Designed to fit part numbers 87377017930 and 8716119315, this component improves water heating reliability and performance.

Compatible Boilers

To help you select the correct part, this unit fits the following Worcester boilers:

Greenstar CDI Conventional / Regular Series:

• Greenstar 40 CDI Conventional – GC No. 41-311-72

• Greenstar 30 CDI Classic Regular ErP – GC No. 41-406-33

• Greenstar 30 CDI Classic Regular ErP LPG – GC No. 41-406-34

• Greenstar 40 CDI Classic Regular ErP – GC No. 41-406-35

• Greenstar 40 CDI Classic Regular ErP LPG – GC No. 41-406-36

Greenstar CDI System Series:

• Greenstar 30 CDI Classic System ErP – GC No. 41-406-37

• Greenstar 30 CDI Classic System ErP LPG – GC No. 41-406-38

• Greenstar 35 CDI Classic System ErP – GC No. 41-406-39

• Greenstar 35 CDI Classic System ErP LPG – GC No. 41-406-40

Greenstar CDI Combi and HE Series:

• Greenstar Combi 27 CDI HE – GC No. 47-406-12

• Greenstar Combi 27 CDI HE LPG – GC No. 47-406-13

• Greenstar Combi 30 CDI – GC No. 47-311-93

• Greenstar Combi 30 CDI HE – GC No. 47-406-14

• Greenstar Combi 30 CDI HE LPG – GC No. 47-406-15

• Greenstar Combi 35 CDI – GC No. 47-311-94

• Greenstar Combi 37 CDI HE – GC No. 47-406-08

• Greenstar Combi 37 CDI HE LPG – GC No. 47-406-09

• Greenstar Combi 40 CDI – GC No. 47-311-95

• Greenstar Combi 42 CDI HE (Classic) – GC No. 47-406-10

• Greenstar Combi 42 CDI HE (Classic) LPG – GC No. 47-406-11

Greenstar CDI Classic & ErP Series:

• Greenstar 29 CDI Classic ErP – GC No. 47-406-65

• Greenstar 29 CDI Classic ErP LPG – GC No. 47-406-66

• Greenstar 34 CDI Classic – GC No. 47-406-36

• Greenstar 34 CDI Classic LPG – GC No. 47-406-37

• Greenstar 34 CDI Classic ErP – GC No. 47-406-67

• Greenstar 34 CDI Classic ErP LPG – GC No. 47-406-68

• Greenstar 38 CDI Classic – GC No. 47-406-38

• Greenstar 38 CDI Classic LPG – GC No. 47-406-39

• Greenstar 38 CDI Classic ErP – GC No. 47-406-69

• Greenstar 38 CDI Classic ErP LPG – GC No. 47-406-70

• Greenstar 42 CDI Classic ErP – GC No. 47-406-71

• Greenstar 42 CDI Classic ErP LPG – GC No. 47-406-72

Why Choose This Product?

This Worcester heat exchanger provides dependable performance at a lower cost than new units. It is professionally cleaned, rebuilt, and tested for pressure and flow. All seals and key components meet OEM requirements. As a result, it delivers excellent energy efficiency and reliable heating. Perfect for engineers and homeowners looking to extend boiler life without cutting corners.

Delivery and Return 

Order by 1 PM for same-day dispatch. You can choose next-working-day or standard delivery at checkout. Returns are accepted within 30 days if the item remains unused and in original condition.

Important: Always use a Gas Safe registered engineer for safe and legal installation.

Frequently Asked Questions

1. Which Worcester boilers is this heat exchanger compatible with?

This heat exchanger fits a wide range of Worcester boilers, including:

• Greenstar 30, 35, 37, 40, 42 CDI Combi, HE, and Classic series

• Greenstar 29, 34, 38, 42 CDI Classic and ErP series

• Greenstar 30, 35, 40 CDI Conventional and System series
  Always verify the manufacturer part numbers 87377017930 or 8716119315 match your boiler before ordering.

2. Is this heat exchanger new or refurbished?

This is a professionally refurbished heat exchanger. It has been cleaned, rebuilt, and pressure-tested to ensure proper operation. All key components and seals meet OEM specifications.

3. What are the benefits of using this refurbished heat exchanger?

A refurbished heat exchanger provides reliable heating performance, restores thermal efficiency, and extends the life of your boiler at a lower cost compared to new units. It also ensures consistent water flow and pressure for optimal boiler function.

4. Can I install this heat exchanger myself?

For safety and compliance, installation must be performed by a Gas Safe registered engineer. Incorrect installation can be hazardous and may void any warranty.

5. How is the heat exchanger prepared before shipping?

Each heat exchanger is chemically cleaned, rebuilt, and pressure-tested to ensure it functions correctly. It is carefully packaged to prevent damage during delivery and is ready for immediate installation upon arrival.