Ariston
Ariston Module Kit EEPROM ACO 65103509
Ariston module kit with EEPROM ACO for ACO series boilers, part number 65103509.
At a glance
- Appliance family: Ariston ACO
- Also known as 8903652
£52.08
£43.40 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 65103509 is a module kit containing an EEPROM ACO for Ariston ACO series boilers. It forms part of the boiler control system and stores operating parameters used by the appliance. This kit is supplied by Ariston for use with the ACO range.
Signs this part needs replacing
- Boiler control functions become erratic or fail to respond.
- Repeated lockouts or fault codes associated with the control module.
- Stored settings are lost after a power interruption.
- The boiler does not fire or modulate correctly despite other components testing OK.
- Display or communication faults between the control board and module.
Before you order
- Confirm the appliance model and GC number match the compatibility list.
- Check the existing module or EEPROM part number where visible.
- Ensure the boiler is isolated and safe before fitting.
- Verify that the control module is the faulty component before ordering.
Compliance
| Alternative numbers | 8903652 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| ARISTON ACO 27 MFFI GPL | 47-116-34 | 47-116-34 | — | — |
| ARISTON ACO 27 MFFI MET | 47-116-34 | 47-116-34 | — | — |
| ARISTON ACO 27 RFFI SYSTEM GPL | 41-116-09 | 41-116-09 | — | — |
| ARISTON ACO 27 RFFI SYSTEM MET | 41-116-09 | 41-116-09 | — | — |
| ARISTON ACO 32 MFFI GPL | 47-116-35 | 47-116-35 | — | — |
| ARISTON ACO 32 MFFI MET | 47-116-35 | 47-116-35 | — | — |
| ARISTON ACO 32 RFFI SYSTEM GPL | 41-116-10 | 41-116-10 | — | — |
| ARISTON ACO 32 RFFI SYSTEM MET | 41-116-10 | 41-116-10 | — | — |
| ARISTON ACO 35 HP MFFI UK | 47-116-35 | 47-116-35 | — | — |
| ARISTON ARISTON ACO 27 MFFI | — | — | — |
Showing 10 of 14 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 — ACO 27 MFFI GPL (GC 47-116-34), ACO 27 MFFI MET (GC 47-116-34), ACO 27 RFFI SYSTEM GPL (GC 41-116-09), ACO 27 RFFI SYSTEM MET (GC 41-116-09), ACO 32 MFFI GPL (GC 47-116-35), ACO 32 MFFI MET (GC 47-116-35), ACO 32 RFFI SYSTEM GPL (GC 41-116-10), ACO 32 RFFI SYSTEM MET (GC 41-116-10)
manualmanualARISTON appliance manual — ACO 35 HP MFFI UK (GC 47-116-35)
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