Navien
Navien Pipe DHW Inlet 30023530A
DHW inlet pipe for Navien LCB 700 Combi External boilers, supplied under part number 30023530A.
At a glance
- Appliance family: LCB 700 Combi External
£16.72
£13.93 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 DHW inlet pipe is a Navien component for the LCB 700 Combi External boiler range. It carries cold mains water into the domestic hot water circuit of the appliance. Part number 30023530A identifies this specific pipe.
Signs this part needs replacing
- Water weeping or dripping from the pipe or its connections
- Visible corrosion, pitting or green/white scale deposits on the pipe
- Damp staining or mineral residue around the DHW inlet area
- Reduced hot water flow or intermittent draw-off at the outlets
- Pipe deformation, cracking or a loose joint at the inlet connection
Before you order
- Confirm the appliance is an LCB 700 Combi External model
- Check the kW rating and serial number against the fitment list above
- Verify the existing part number 30023530A on the component or in the manufacturer's parts list
- Inspect the pipe connections and surrounding components before removal
No specification data held for this part.
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| NAVIEN LCB 700 COMBI EXTERNAL 21KW (Serial Number 1705) | — | — | — | |
| NAVIEN LCB 700 COMBI EXTERNAL 21KW (Serial Number 1705) | — | — | — | |
| NAVIEN LCB 700 COMBI EXTERNAL 28KW (Serial Number 1710) | — | — | — | |
| NAVIEN LCB 700 COMBI EXTERNAL 28KW (Serial Number 1710) | — | — | — | |
| NAVIEN LCB 700 COMBI EXTERNAL 36KW (Serial Number 1709) | — | — | — | |
| NAVIEN LCB 700 COMBI EXTERNAL 36KW (Serial Number 1709) | — | — | — |
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.
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