Worcester Bosch
Worcester Bosch Fan Assembly 87161025870
At a glance
- Part type: Fan assembly
- Appliance family: 35CDi II RSF
- Also known as WB87161025870, 1013931, N1189
- This part is fitted to a gas appliance; installation must be carried out by a Gas Safe registered engineer.
Showing prices
£252.53
£210.44 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 87161025870 is a fan assembly used on the 35CDi II RSF range of gas boilers. It draws combustion air into the burner and drives flue gases out through the flue system, holding the correct draught across the heat exchanger. The unit is supplied as a complete fan with its motor and housing.
Signs this part needs replacing
- Boiler locks out or fails to fire, with a fan or flue-related fault code
- Fan runs noisily, rumbling or squealing on start-up
- Fan does not spin when the boiler calls for heat
- Repeated overheat trips or flame failure shortly after ignition
- Visible damage, sooting or stiffness when the fan is turned by hand
Before you order
- Confirm the GC number on the appliance data badge matches 47-311-58 or 47-311-59 before ordering.
- Cross-check the part number against the markings on the existing fan.
- This part is fitted to a gas appliance; installation must be carried out by a Gas Safe registered engineer.
Mechanical
| Part type | Fan assembly |
|---|---|
| Appliance family | 35CDi II RSF |
Compliance
| Manufacturer part number (MPN) | 87161025870 |
|---|---|
| GC number | E80-453 |
| Barcode / EAN | 4010009749516 |
| Commodity code | 8414 59 80 00 |
| GPC classification | Household Boilers/Furnaces/Tank Water Heaters Replacement Parts/Accessories |
| Alternative numbers | WB87161025870, 1013931, N1189 |
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| WORCESTER 35 CDI II RSF LPG | 47-311-59 | 47-311-59 | — | — |
| WORCESTER 35 CDI II RSF NG | 47-311-58 | 47-311-58 | — | — |
| WORCESTER WORCESTER 35CDi II RSF LPG | — | — | — | |
| WORCESTER WORCESTER 35CDi II RSF NATURAL GAS | — | — | — |
Fitment listings are a guide, not a guarantee. Plant-room assemblies get modified on site more often than not. Send us the GC number off the data badge and a photo of the existing valve and we will confirm before anything is dispatched.
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.
No technical questions yet for this part.
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