Vaillant
Vaillant ecoMAX 635/835E main heat exchanger 065119
Main heat exchanger for the Vaillant ecoMAX 635, 835E and ecoTEC Exclusive 832/838 boiler range.
At a glance
- Also known as 1372672
- Have the replacement fitted by a Gas Safe registered engineer
£893.35
£744.46 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 065119 is the main heat exchanger fitted across Vaillant's ecoMAX 635, ecoMAX 835E and ecoTEC Exclusive 832/838 boiler range. It transfers the heat produced by the burner into the water circulating through the appliance.
Signs this part needs replacing
- Water leaking from around the heat exchanger
- Reduced or fluctuating hot water/heating output
- Kettling or banging noises when the boiler fires
- Lockouts linked to overheat or flow sensors
Before you order
- Confirm your exact model and production year against the fits list
- Match the part number printed on your existing heat exchanger
- Isolate gas, electricity and water before removal
- Have the replacement fitted by a Gas Safe registered engineer
Compliance
| Barcode / EAN | 4024074408735 |
|---|---|
| Alternative numbers | 1372672 |
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| VAILLANT VAILLANT ECOMAX 2E VUW356 C (47-044-27) | — | — | — | |
| VAILLANT VAILLANT ECOTEC EXCLUSIVE 832 - VUW 326/4 | — | — | — | |
| VAILLANT VAILLANT ECOTEC EXCLUSIVE 838 - VUW 386/4 | — | — | — | |
| VAILLANT VU 356-C | 41-044-43 | 41-044-43 | — | — |
| VAILLANT VU 356/2-C | 41-044-43 | 41-044-43 | — | — |
| VAILLANT VUW 326/4-7 | 47-044-37 | 47-044-37 | — | — |
| VAILLANT VUW 356-C | 47-044-27 | 47-044-27 | — | — |
| VAILLANT VUW 386/4-7 | 47-044-38 | 47-044-38 | — | — |
| VAILLANT ecoMAX 635 E VU 356-C (2004-2006) | 41-044-43 | 41-044-43 | — | — |
| VAILLANT ecoMAX 635 VU 356/2-C (2006-2008) | 41-044-43 | 41-044-43 | — | — |
Showing 10 of 13 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.
VAILLANT appliance manual — VU 356-C (GC 41-044-43), VU 356/2-C (GC 41-044-43), VUW 356-C (GC 47-044-27), ecoMAX 635 E VU 356-C (2004-2006) (GC 41-044-43), ecoMAX 635 VU 356/2-C (2006-2008) (GC 41-044-43), ecoMAX 835E VUW 356 C (2002-2006) (GC 47-044-27)
manualmanualVAILLANT appliance manual — VUW 326/4-7 (GC 47-044-37), VUW 386/4-7 (GC 47-044-38), ecoTEC EXCLUSIVE 832 VUW 326/4-7 (GC 47-044-37), ecoTEC EXCLUSIVE 838 VUW 386/4-7 (GC 47-044-38)
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