Riello
Riello Diffuser Disc 3012835
Riello diffuser disc, part number 3012835, for RL 190/m series oil burners.
At a glance
- Part type: diffuser disc
£207.28
£172.73 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 diffuser disc is a Riello burner component, part number 3012835. It sits in the combustion head assembly of the burner and shapes the air/fuel mixture as it leaves the nozzle. It is used across a number of Riello RL 190/m burner builds.
Signs this part needs replacing
- Visible cracking, distortion or erosion of the disc face
- Soot deposits building up on the combustion head
- Unstable or erratic flame at the burner head
- Poor combustion readings that do not respond to nozzle or air setting adjustment
- Flame shape visibly altered from the expected pattern
Before you order
- Confirm the burner model is RL 190/m or RL 190/m TL
- Check the burner code on the rating plate against the fit list above
- Confirm the type code, either 674-T1 or 674-T80, matches your burner
- Check the existing disc for the part number before ordering
No specification data held for this part.
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| RIELLO BURNER SPARES | — | — | — | |
| RIELLO RL 190/M - CODE 20011021 - TYPE 674-T1 | — | — | — | |
| RIELLO RL 190/M - CODE 20011022 - TYPE 674-T1 | — | — | — | |
| RIELLO RL 190/M - CODE 20011025 - TYPE 674-T1 | — | — | — | |
| RIELLO RL 190/M - CODE 20011029 - TYPE 674-T80 | — | — | — | |
| RIELLO RL 190/M - CODE 20032828 - TYPE 674-T1 | — | — | — | |
| RIELLO RL 190/M - CODE 3477810 - TYPE 674-T1 | — | — | — | |
| RIELLO RL 190/M - CODE 3477811 - TYPE 674-T1 | — | — | — | |
| RIELLO RL 190/M - CODE 3477822 - TYPE 674-T1 | — | — | — | |
| RIELLO RL 190/M - CODE 3477880 - TYPE 674-T80 | — | — | — |
Showing 10 of 11 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.
RIELLO appliance manual — RL 190/M - CODE 20011021 - TYPE 674-T1, RL 190/M - CODE 20011022 - TYPE 674-T1, RL 190/M - CODE 3477810 - TYPE 674-T1, RL 190/M TL - CODE 20052628 - TYPE 674-T1
manualmanualRIELLO appliance manual — RL 190/M - CODE 20011025 - TYPE 674-T1, RL 190/M - CODE 3477822 - TYPE 674-T1
manualmanualRIELLO appliance manual — RL 190/M - CODE 20011029 - TYPE 674-T80, RL 190/M - CODE 3477880 - TYPE 674-T80
manualmanualRIELLO appliance manual — RL 190/M - CODE 20032828 - TYPE 674-T1
manualmanualRIELLO appliance manual — RL 190/M - CODE 3477811 - TYPE 674-T1
manualNo technical questions yet for this part.
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