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Worcester Bosch Gauge Plastic Capillary 87186893570

Worcester Bosch

Worcester Bosch Gauge Plastic Capillary 87186893570

Plastic capillary for the pressure gauge on Worcester Bosch Greenstar Heatslave II boilers, part 87186893570.

At a glance

  • Appliance family: Greenstar Heatslave II
  • Also known as 2246887
Manufacturer part no.
87186893570
Showing prices

£45.86

£38.22 ex. VAT · VAT at 20%

Available to order · 1 working day
Available to order · 1 working day
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

This is a plastic capillary for the pressure gauge, supplied by Worcester Bosch under part number 87186893570. It forms the connection between the gauge and the point at which system pressure is sensed on the appliance. It is used on the Worcester Bosch Greenstar Heatslave II family of oil-fired boilers.

Signs this part needs replacing

  • Pressure gauge reading is erratic or fails to move when the system is pressurised
  • Gauge needle does not return to zero when pressure is released
  • Visible kink, split or hardening in the capillary tube
  • Weeping or staining at the capillary to gauge connection

Before you order

  • Confirm the appliance model is listed in the Fits section above
  • Check the existing capillary and gauge assembly to confirm the fault lies with the capillary
  • Verify the part number 87186893570 against the component being removed
  • Check the gauge connection point for damage before fitting the new capillary

Not sure which part?

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