Worcester Bosch
Worcester Bosch Condensate Assembly 87105062730
Worcester Bosch condensate assembly cap, part 87105062730, for Greenstar CDi combi boilers; seals the condensate trap and routes condensate to the drain.
At a glance
- Part type: Condensate assembly
- Also known as 1030129
- This part is fitted to a gas appliance; installation must be carried out by a Gas Safe registered engineer.
Showing prices
£9.72
£8.10 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 87105062730 is a condensate assembly supplied as a cap for the condensate trap on Greenstar CDi combi boilers. It forms part of the condensate drainage path, sealing the trap and directing condensate produced during combustion away to the drain. The part is listed by Worcester Bosch under their gaskets, seals and O-ring range and is supplied singly.
Signs this part needs replacing
- Condensate or water pooling beneath the boiler or inside the casing
- Damp patches, staining or white mineral deposits around the condensate trap
- Cracks, hardening or perishing visible on the cap
- Dripping from the condensate assembly while the boiler is running
- Repeated trap blockage or overflow at the condensate outlet
Before you order
- Check the GC number and model shown on the boiler data badge against the compatibility list before ordering.
- The previous number Z/BYK87105062730 identifies the same item, so it can be used to confirm a match on older documentation.
- Confirm whether a gasket or seal is needed alongside the cap for the trap joint.
- This part is fitted to a gas appliance; installation must be carried out by a Gas Safe registered engineer.
Mechanical
| Part type | CAP |
|---|
Compliance
| Manufacturer part number (MPN) | 87105062730 |
|---|---|
| GC number | J00-974 |
| Barcode / EAN | 4010009292012 |
| Commodity code | 8403 90 00 00 |
| GPC classification | Household Boilers/Furnaces/Tank Water Heaters Replacement Parts/Accessories |
| Alternative numbers | Z/BYK87105062730, 1030129 |
| Previous numbers | Z/BYK87105062730 |
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| WORCESTER GREENSTAR 25CDI EMS COMBI NG | 47-311-92 | 47-311-92 | — | — |
| WORCESTER GREENSTAR 25CDI ENS COMBI LPG | 47-311-96 | 47-311-96 | — | — |
| WORCESTER GREENSTAR 25CDI PRE EMS COMBI NG | 47-311-92 | 47-311-92 | — | — |
| WORCESTER GREENSTAR 27CDI EMS COMBI LPG | 47-406-13 | 47-406-13 | — | — |
| WORCESTER GREENSTAR 27CDI EMS COMBI NG | 47-406-12 | 47-406-12 | — | — |
| WORCESTER GREENSTAR 29CDI CLASSIC COMBI LPG | 47-406-35 | 47-406-35 | — | — |
| WORCESTER GREENSTAR 29CDI CLASSIC COMBI NG | 47-406-34 | 47-406-34 | — | — |
| WORCESTER GREENSTAR 29CDI ErP CLASSIC LPG | 47-406-66 | 47-406-66 | — | — |
| WORCESTER GREENSTAR 29CDI ErP CLASSIC NG | 47-406-65 | 47-406-65 | — | — |
| WORCESTER GREENSTAR 30CDI CONVENTIONAL LPG | 41-311-73 | 41-311-73 | — | — |
Showing 10 of 64 compatible appliances.
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.
manual
WORCESTER appliance manual — GREENSTAR 25CDI EMS COMBI NG (GC 47-311-92), GREENSTAR 25CDI ENS COMBI LPG (GC 47-311-96), GREENSTAR 25CDI PRE EMS COMBI NG (GC 47-311-92), GREENSTAR 30CDI NEW EMS LPG (GC 47-311-97), GREENSTAR 30CDI NEW EMS NG (GC 47-311-93), GREENSTAR 30CDI OLD EMS LPG (GC 47-311-97), GREENSTAR 30CDI OLD EMS NG (GC 47-311-93), GREENSTAR 30CDI PRE EMS COMBI NG (GC 47-311-93), GREENSTAR 35CDI EMS LPG COMBI (GC 47-311-98), GREENSTAR 35CDI EMS NG COMBI (GC 47-311-94), GREENSTAR 35CDI PRE EMS NG COMBI (GC 47-311-94), GREENSTAR 40CDI EMS COMBI LPG (GC 47-406-01), GREENSTAR 40CDI EMS COMBI NG (GC 47-311-95), GREENSTAR 40CDI PRE EMS NG (GC 47-311-95)
manualmanualWORCESTER appliance manual — GREENSTAR 27CDI EMS COMBI LPG (GC 47-406-13), GREENSTAR 27CDI EMS COMBI NG (GC 47-406-12), GREENSTAR 37CDI EMS COMBI LPG (GC 47-406-09), GREENSTAR 37CDI EMS COMBI NG (GC 47-406-08), GREENSTAR 42CDI CLASSIC COMBI LPG (GC 47-406-11), GREENSTAR 42CDI CLASSIC COMBI NG (GC 47-406-10)
manualmanualWORCESTER appliance manual — GREENSTAR 29CDI CLASSIC COMBI LPG (GC 47-406-35), GREENSTAR 29CDI CLASSIC COMBI NG (GC 47-406-34), GREENSTAR 34CDI CLASSIC COMBI LPG (GC 47-406-37), GREENSTAR 34CDI CLASSIC COMBI NG (GC 47-406-36), GREENSTAR 38CDI CLASSIC COMBI LPG (GC 47-406-39), GREENSTAR 38CDI CLASSIC COMBI NG (GC 47-406-38)
manualmanualWORCESTER appliance manual — GREENSTAR 29CDI ErP CLASSIC LPG (GC 47-406-66), GREENSTAR 29CDI ErP CLASSIC NG (GC 47-406-65), GREENSTAR 34CDI ErP CLASSIC LPG (GC 47-406-68), GREENSTAR 34CDI ErP CLASSIC NG (GC 47-406-67), GREENSTAR 38CDI ErP CLASSIC LPG (GC 47-406-70), GREENSTAR 38CDI ErP CLASSIC NG (GC 47-406-69), GREENSTAR 42CDI ErP CLASSIC LPG (GC 47-406-72), GREENSTAR 42CDI ErP CLASSIC NG (GC 47-406-71)
manualmanualWORCESTER appliance manual — GREENSTAR 30CDI CONVENTIONAL LPG (GC 41-311-73), GREENSTAR 30CDI CONVENTIONAL NG (GC 41-311-71), GREENSTAR 40CDI CONVENTIONAL LPG (GC 41-311-74), GREENSTAR 40CDI CONVENTIONAL NG (GC 41-311-72)
manualmanualWORCESTER appliance manual — GREENSTAR 30CDI ErP CLASSIC LPG (GC 41-406-38), GREENSTAR 30CDI ErP CLASSIC NG (GC 41-406-37)
manualmanualWORCESTER appliance manual — GREENSTAR 30CDI ErP CLASSIC REGULAR LPG (GC 41-406-34), GREENSTAR 30CDI ErP CLASSIC REGULAR NG (GC 41-406-33), GREENSTAR 40CDI ErP CLASSIC REGULAR LPG (GC 41-406-36), GREENSTAR 40CDI ErP CLASSIC REGULAR NG (GC 41-406-35)
manualmanualWORCESTER appliance manual — GREENSTAR 30CDI SYSTEM LPG (GC 41-311-97), GREENSTAR 30CDI SYSTEM NG (GC 41-311-93)
manualmanualWORCESTER appliance manual — GREENSTAR 35CDI ErP CLASSIC SYSTEM LPG (GC 41-406-40), GREENSTAR 35CDI ErP CLASSIC SYSTEM NG (GC 41-406-39)
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