Vaillant
Vaillant ecoTEC Plus 7-coil main heat exchanger 0020135134
Seven-coil main heat exchanger for the Vaillant ecoTEC Plus 637, 831, 837, 937, actoSTORE 15 and VIH CL 15 S range.
At a glance
- Also known as 1383361
- Have the replacement fitted by a Gas Safe registered engineer
£907.44
£756.20 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 0020135134 is a seven-coil primary heat exchanger used across a wide range of Vaillant ecoTEC Plus and related combi-storage boilers. It transfers heat from 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, revision and serial number 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 | 4024074617427 |
|---|---|
| Alternative numbers | 1383361 |
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| VAILLANT VAILLANT ECOTEC PLUS 637 VU 376-3-5 R1 | — | — | — | |
| VAILLANT VAILLANT ECOTEC PLUS 637 VU 376-5-5 | — | — | — | |
| VAILLANT VAILLANT ECOTEC PLUS 637 VU 376-5-5 R1 | — | — | — | |
| VAILLANT VAILLANT ECOTEC PLUS 637 VU 376-5-5 R2 | — | — | — | |
| VAILLANT VAILLANT ECOTEC PLUS 837 - VUW 376/3-5 R1 | — | — | — | |
| VAILLANT VAILLANT ECOTEC PLUS 837 - VUW 376/3-5 R3 | — | — | — | |
| VAILLANT VAILLANT ECOTEC PLUS 837 - VUW 376/5-5 | — | — | — | |
| VAILLANT VAILLANT ECOTEC PLUS 837 - VUW 376/5-5 R1 | — | — | — | |
| VAILLANT VAILLANT ECOTEC PLUS 837 - VUW 376/5-5 R2 | — | — | — | |
| VAILLANT VAILLANT ECOTEC PLUS 937 VUI 376/3-5 | — | — | — |
Showing 10 of 44 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 376/3-5 R1 (GC 41-044-49), VUW 376/3-5 (GC 47-044-33), VUW 376/3-5 R1 (GC 47-044-33), ecoTEC PLUS 637 VU 376/3-5 R1 - 2006-2006 (GC 41-044-49), ecoTEC PLUS 837 VUW 376/3-5 (2005-2005) (GC 47-044-33), ecoTEC PLUS 837 VUW 376/3-5 R1 (2005-2006) (GC 47-044-33)
manualmanualVAILLANT appliance manual — VU 376/5-5 (GC 41-044-65), VU 376/5-5 R1 (GC 41-044-65), VU 376/5-5 R2 (GC 41-044-65), VUW 376/5-5 (GC 47-044-42), VUW 376/5-5 R1 (GC 47-044-42), VUW 376/5-5 R2 (GC 47-044-42), ecoTEC PLUS 637 VU 376/5-5 (2012-2012) (GC 41-044-65), ecoTEC PLUS 637 VU 376/5-5 R1 (2012-2013) (GC 41-044-65), ecoTEC PLUS 637 VU 376/5-5 R2 (2013-2014) (GC 41-044-65), ecoTEC PLUS 837 VUW 376/5-5 (2012-2012) (GC 47-044-42), ecoTEC PLUS 837 VUW 376/5-5 R1 (2012-2013) (GC 47-044-42), ecoTEC PLUS 837 VUW 376/5-5 R2 (2013-2014) (GC 47-044-42)
manualmanualVAILLANT appliance manual — VUI 376/3-5 (GC 47-044-39), ecoTEC 937 VUI 376/3-5 (2006-2012) (GC 47-044-39)
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