Andrews
Andrews Cold Inlet Diptube Z163
Cold inlet diptube, part number Z163, for Andrews water heaters and hot water spares.
At a glance
- Also known as 1823904
Showing prices
£185.64
£154.70 ex. VAT · VAT at 20%
Available to order · 3 working days
Available to order · 3 working days
Not certain it's the right part? The technical team verifies fitment before dispatch — no charge, and it stops a second trip.Call the technical teamSend a technical question
Same-day dispatch
Ordered by 4pm Mon–Fri, 10:30am Sat.
30-day returns
Unused, in original packaging.
What it is
The Andrews Z163 is a cold inlet diptube for Andrews water heaters. It is the component that carries incoming cold water into the appliance cylinder. It is listed within the Andrews hot water spares range.
Signs this part needs replacing
- Reduced hot water volume or stored water cooling faster than usual
- Lukewarm water at the outlet shortly after the cylinder has heated
- Cold water mixing with hot water at the draw-off point
- Visible cracks, splits or a detached diptube when the connection is inspected
- Unusual gurgling or running noise from the cylinder as it refills
Before you order
- Confirm your appliance model matches one of the fitments listed above.
- Check the part number Z163 against the component being removed.
- If your model is not listed, check it against the manufacturer's parts list before ordering.
Compliance
| Alternative numbers | 1823904 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| ANDREWS WATER HEATERS ANDREWS HOT WATER SPARES | — | — | — | |
| ANDREWS WATER HEATERS HI FLO 81/264 | — | — | — |
Fitment listings are a guide, not a guarantee. Plant-room assemblies get modified on site more often than not. Send us the GC number off the data badge and a photo of the existing valve and we will confirm before anything is dispatched.
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 technical questions yet for this part.
Not sure which part?
Search by part number, product name or brand — our technical team confirms fitment before anything is dispatched.