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Worcester Bosch Adaptor Turbine 8716118189

Worcester Bosch

Worcester Bosch Adaptor Turbine 8716118189

Worcester Bosch 8716118189 adaptor turbine for Greenstar Highflow 440CDi and 550CDi ErP boilers, in LPG and NG variants.

At a glance

  • Part type: Adaptors and connectors
  • Appliance family: Greenstar Highflow CDi ErP
  • Also known as 2244991
  • This part is fitted to a gas appliance; installation must be carried out by a Gas Safe registered engineer.
Manufacturer part no.
8716118189
Showing prices

£28.56

£23.80 ex. VAT · VAT at 20%

Available to order · 3 working days
Available to order · 3 working days
Not certain it's the right part? The technical team verifies fitment before dispatch — no charge, and it stops a second trip.Call the technical teamSend a technical question

Same-day dispatch

Ordered by 4pm Mon–Fri, 10:30am Sat.

30-day returns

Unused, in original packaging.

What it is

The Worcester Bosch 8716118189 is an adaptor turbine supplied for the Greenstar Highflow CDi ErP range of combination boilers. It forms part of the turbine assembly inside the appliance, providing the connection between the turbine component and the surrounding housing or pipework. The part is listed under the adaptors and connectors category and is used across both LPG and natural gas versions of the Highflow 440CDi and 550CDi ErP models.

Signs this part needs replacing

  • Erratic or reduced hot water delivery from the boiler
  • Fault codes relating to the turbine or water flow circuit
  • Visible damage, distortion or heavy scaling at the adaptor
  • Weeping or a damp joint where the adaptor meets the turbine housing
  • The boiler failing to respond correctly to a hot water demand

Before you order

  • Check the GC number and serial plate on the appliance to confirm the exact model and fuel variant before ordering.
  • Confirm the part number 8716118189 against the number printed on the component being removed.
  • Inspect any seals or gaskets at the joint and replace them if they are compressed, split or perished.
  • This part is fitted to a gas appliance; installation must be carried out by a Gas Safe registered engineer.

Not sure which part?

Search by part number, product name or brand — our technical team confirms fitment before anything is dispatched.