Sime
Sime Combustion Chamber Rear Insulation 6139765
Rear combustion chamber insulation for Sime Superior series gas boilers, part number 6139765.
At a glance
- Part type: Rear combustion chamber insulation
- Also known as 2040510
£7.34
£6.12 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 Sime 6139765 is a rear insulation panel for the combustion chamber. It is designed for Sime Superior series gas boilers. The insulation helps maintain combustion efficiency and protects surrounding components from heat.
Signs this part needs replacing
- Visible cracks, crumbling or disintegration of the insulation material
- Discolouration or scorch marks indicating heat damage
- Reduced boiler efficiency or inconsistent combustion
- Overheating of adjacent components or casing
- Increased noise or vibration from the combustion chamber
Before you order
- Confirm your boiler model matches one listed in the Fits section
- Check the existing insulation for damage or deterioration
- Ensure the boiler is isolated and cooled before inspection
- Verify the part number 6139765 against your appliance's parts list
Compliance
| Alternative numbers | 2040510 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| SIME SIME SUPERIOR 40 MKII | — | — | — | |
| SIME SIME SUPERIOR 40CI | — | — | — | |
| SIME SIME SUPERIOR 50 MKII | — | — | — | |
| SIME SIME SUPERIOR 50CI | — | — | — | |
| SIME SIME SUPERIOR 60 MKII | — | — | — | |
| SIME SIME SUPERIOR 60CI | — | — | — | |
| SIME SIME SUPERIOR 75 MKII | — | — | — | |
| SIME SIME SUPERIOR 80CI | — | — | — | |
| SIME SIME SUPERIOR 90 MKII | — | — | — | |
| SIME SUPERIOR 40 MKII - 8098100 | 41-719-10 | 41-719-10 | — | — |
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.
SIME appliance manual — SUPERIOR 40 MKII - 8098100 (GC 41-719-10), SUPERIOR 50 MKII - 8098101 (GC 41-719-11), SUPERIOR 60 MKII - 8098102 (GC 41-719-12), SUPERIOR 75 MKII - 8098103 (GC 41-719-13), SUPERIOR 90 MKII - 8098104 (GC 41-719-14)
manualmanualSIME appliance manual — SUPERIOR 40CI - 8098110 (GC 41-719-10), SUPERIOR 50CI - 8098111 (GC 47-719-11), SUPERIOR 60CI - 8098112 (GC 47-719-12), SUPERIOR 80CI - 8098113 (GC 47-719-13)
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