Worcester Bosch
Worcester Bosch Secondary Heat Exchanger Final Assembly 87186897040
Secondary heat exchanger final assembly for Worcester Bosch Greenstar Danesmoor and Heatslave II 18/25 ErP appliances.
At a glance
- Also known as 2246921
£1,292.09
£1,076.74 ex. VAT · VAT at 20%
Same-day dispatch
Ordered by 4pm Mon–Fri, 10:30am Sat.
30-day returns
Unused, in original packaging.
What it is
The Worcester Bosch 87186897040 is a secondary heat exchanger final assembly. It is used in Worcester Bosch Greenstar Danesmoor and Greenstar Heatslave II 18/25 ErP appliances. The assembly forms part of the boiler's heat exchange system.
Signs this part needs replacing
- Water leaking from the heat exchanger area.
- Repeated loss of system pressure.
- Visible corrosion, scale or debris on the heat exchanger.
- Boiler overheating or locking out during operation.
- Reduced heat output or poor hot water performance.
Before you order
- Check your appliance model against the fit list above.
- Confirm the part number 87186897040 matches the component or manufacturer parts list.
- Inspect associated seals and gaskets for wear, as these may need attention during fitting.
- If unsure, consult a qualified heating engineer.
Compliance
| Alternative numbers | 2246921 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| WORCESTER GREENSTAR DANESMOOR EXTERNAL 18/25 ErP | — | — | — | |
| WORCESTER GREENSTAR DANESMOOR SYSTEM 18/25 ErP | — | — | — | |
| WORCESTER GREENSTAR DANESMOOR SYSTEM EXT 18/25 ErP | — | — | — | |
| WORCESTER GREENSTAR DANESMOOR SYSTEM UTILITY 18/25 ErP | — | — | — | |
| WORCESTER GREENSTAR DANESMOOR UTILITY 18/25 ErP | — | — | — | |
| WORCESTER GREENSTAR HEATSLAVE II 18/25 ErP | — | — | — | |
| WORCESTER GREENSTAR HEATSLAVE II EXT 18/25 ErP | — | — | — |
Documents & drawings
Everything we hold for this part. Where a document exists but we don't hold it, the technical team will source it from the manufacturer — usually the same working day.
WORCESTER appliance manual — GREENSTAR DANESMOOR EXTERNAL 18/25 ErP, GREENSTAR DANESMOOR SYSTEM EXT 18/25 ErP
manualmanualWORCESTER appliance manual — GREENSTAR DANESMOOR SYSTEM 18/25 ErP
manualmanualWORCESTER appliance manual — GREENSTAR DANESMOOR SYSTEM UTILITY 18/25 ErP, GREENSTAR DANESMOOR UTILITY 18/25 ErP
manualmanualWORCESTER appliance manual — GREENSTAR HEATSLAVE II 18/25 ErP
manualmanualWORCESTER appliance manual — GREENSTAR HEATSLAVE II EXT 18/25 ErP
manualNo technical questions yet for this part.
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