Ariston
Ariston Main Heat Exchanger 573435
Main heat exchanger for Ariston Genus 27 BFFI and BFFI PLUS gas boilers, transferring heat to the heating and hot water circuits.
At a glance
- Appliance family: Ariston Genus 27 BFFI and BFFI PLUS
- Also known as 1573442
£382.32
£318.60 ex. VAT · VAT at 20%
Same-day dispatch
Ordered by 4pm Mon–Fri, 10:30am Sat.
30-day returns
Unused, in original packaging.
What it is
The Ariston 573435 is a main heat exchanger for Ariston Genus 27 gas boilers. It transfers heat from the combustion gases to the heating and domestic hot water circuits. This component is listed for the Genus 27 BFFI and BFFI PLUS range, including natural gas and LPG editions.
Signs this part needs replacing
- Water leaking from the heat exchanger body or its connections
- Kettling, banging or rumbling noises during heating
- Boiler repeatedly locking out on overheat
- Reduced heating or hot water performance
- Visible corrosion, scale or soot deposits on the heat exchanger
Before you order
- Check your boiler model and serial number against the fitment list above
- Confirm whether your appliance is natural gas (NG) or LPG
- Verify the GC number where shown
- Ensure the existing heat exchanger is faulty before replacing
Compliance
| Barcode / EAN | 5411692087463 |
|---|---|
| Alternative numbers | 1573442 |
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| ARISTON ARISTON GENUS 27 BFFI PLUS - FROM SERIAL No 2320010200001 TO SERIAL No 2320020100002 | — | — | — | |
| ARISTON ARISTON GENUS 27 BFFI PLUS - FROM SERIAL No 2320020100002 TO SERIAL No 2320102500001 | — | — | — | |
| ARISTON ARISTON GENUS 27 BFFI PLUS - FROM SERIAL No 2320317800001 | — | — | — | |
| ARISTON ARISTON GENUS 27 BFFI UK - FROM SERIAL No 980106154 TO SERIAL No 2320020100002 | — | — | — | |
| ARISTON ARISTON GENUS 27 BFFI UK - UP TO SERIAL No 2320020100002 | — | — | — | |
| ARISTON ARISTON GENUS 27 PLUS - UP TO SERIAL No 2320020100001 | — | — | — | |
| ARISTON GENUS 27 BFFI PLUS LPG EDITION 1 (MAY 2000) | 47-116-11 | 47-116-11 | — | — |
| ARISTON GENUS 27 BFFI PLUS LPG EDITION 2 (OCT 2000) | 47-116-11 | 47-116-11 | — | — |
| ARISTON GENUS 27 BFFI PLUS LPG EDITION 3 (MAY 2001) | 47-116-11 | 47-116-11 | — | — |
| ARISTON GENUS 27 BFFI PLUS LPG EDITION 4 (OCT 2003) | 47-116-11 | 47-116-11 | — | — |
Showing 10 of 18 compatible appliances.
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.
ARISTON appliance manual — GENUS 27 BFFI PLUS LPG EDITION 1 (MAY 2000) (GC 47-116-11), GENUS 27 BFFI PLUS LPG EDITION 2 (OCT 2000) (GC 47-116-11), GENUS 27 BFFI PLUS LPG EDITION 3 (MAY 2001) (GC 47-116-11), GENUS 27 BFFI PLUS LPG EDITION 4 (OCT 2003) (GC 47-116-11), GENUS 27 BFFI PLUS NG EDITION 1 (MAY 2000) (GC 47-116-11), GENUS 27 BFFI PLUS NG EDITION 2 (OCT 2000) (GC 47-116-11), GENUS 27 BFFI PLUS NG EDITION 3 (MAY 2001) (GC 47-116-11), GENUS 27 BFFI PLUS NG EDITION 4 (OCT 2003) (GC 47-116-11)
manualmanualARISTON appliance manual — GENUS 27 BFFI UK LPG EDITION 2 (JUN 1998) (GC 47-116-11), GENUS 27 BFFI UK LPG EDITION 3 (DEC 2000) (GC 47-116-11), GENUS 27 BFFI UK NG EDITION 2 (JUN 1998) (GC 47-116-11), GENUS 27 BFFI UK NG EDITION 3 (DEC 2000) (GC 47-116-11)
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