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Worcester Bosch Harness External System 87186841810

Worcester Bosch

Worcester Bosch Harness External System 87186841810

External system wiring harness for Worcester Bosch Greenstar Camray System External oil boilers, part 87186841810.

At a glance

  • Appliance family: Greenstar Camray System External
  • Also known as 1022708
Manufacturer part no.
87186841810
Showing prices

£21.02

£17.52 ex. VAT · VAT at 20%

Available to order · 7 working days
Available to order · 7 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 87186841810 is an external system wiring harness used on Worcester Bosch Greenstar Camray System External oil-fired boilers. It carries the electrical connections between the external control components and the appliance's main control system. It is supplied as a service part for the Greenstar Camray System External range.

Signs this part needs replacing

  • Intermittent electrical faults or the boiler failing to fire
  • Visible damage to the harness insulation, such as chafing, cracking or heat damage
  • Corroded, loose or discoloured connectors at either end of the harness
  • Fault codes relating to sensor, control or communication circuits
  • Rodent damage or moisture ingress affecting the wiring

Before you order

  • Confirm your boiler model against the manufacturer's parts list using the model and GC number
  • Check the connector type and pin layout on the existing harness matches the replacement
  • Inspect the existing harness for the fault before ordering, as symptoms can also point to other components
  • Work on the appliance should be carried out by a competent heating engineer

Not sure which part?

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