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Ariston 3-Way Spring Kit DHW 998973

Ariston

Ariston 3-Way Spring Kit DHW 998973

Spring kit for the domestic hot water side of the 3-way diverter valve on Ariston Genus 27 BFFI PLUS boilers.

At a glance

  • Also known as 1577442
Manufacturer part no.
998973
Showing prices

£31.39

£26.16 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 Ariston 998973 is a 3-way spring kit for the domestic hot water (D.H.W.) side of the diverter valve. It is used in Ariston Genus 27 BFFI PLUS boilers. The spring kit provides the return tension for the diverter valve mechanism on the domestic hot water circuit.

Signs this part needs replacing

  • Diverter valve fails to switch to domestic hot water mode
  • No hot water or intermittent hot water
  • Diverter valve sticking or not returning to its default position
  • Weak or broken spring tension in the diverter valve assembly
  • Heating and hot water modes not isolating correctly

Before you order

  • Confirm your boiler model is an Ariston Genus 27 BFFI PLUS (LPG or NG).
  • Check the edition number of your appliance (Edition 1 or Edition 4).
  • Verify the part number 998973 matches the spring kit currently fitted.
  • Inspect the diverter valve assembly for other worn components.

Not sure which part?

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