Vaillant
Vaillant O-Ring 0020174525
Vaillant O-ring supplied in a pack of 20, part number 0020174525, for VWZ MEH 61 and Arotherm VWZ MEH 61 appliances.
At a glance
- Also known as 1392380
£6.80
£5.67 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 Vaillant 0020174525 is an O-ring supplied in a pack of 20. It is a sealing component used on Vaillant VWZ MEH 61 and Arotherm VWZ MEH 61 appliances, where it seals a joint against water or system fluid loss. O-rings of this type are consumable items and are commonly renewed during servicing or repair work.
Signs this part needs replacing
- Visible weeping or dripping at the joint the O-ring seals
- Damp staining, corrosion or scale tracking around the sealing face
- The O-ring feels hard, brittle or has visible cracks
- The O-ring is flattened or deformed and no longer sits proud of its groove
- Gradual loss of system pressure with no other obvious cause
Before you order
- Confirm your appliance model against the fitment list above
- Check the part number 0020174525 against the O-ring removed from the appliance
- Compare the removed O-ring against the new item before fitting
- Note that this part is supplied as a pack of 20
Compliance
| Alternative numbers | 1392380 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| VAILLANT VWZ MEH 61 | — | — | — | |
| VAILLANT aroTHERM VWZ MEH 61 (2013-2021) | — | — | — |
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.
No documents held for this part. The technical team will source them from the manufacturer — usually the same working day.
No technical questions yet for this part.
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