Navien
Navien Heat Exchanger Outlet Pipe 30023512A
Heat exchanger outlet pipe for Navien LCB 700 Combi Internal boilers, supplied as part 30023512A.
At a glance
- Part type: pipe, heat exchanger outlet
- Appliance family: LCB 700 Combi Internal
£32.69
£27.24 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 heat exchanger outlet pipe (part 30023512A) is a Navien component for the LCB 700 Combi Internal boiler range. It carries heated water away from the heat exchanger outlet as part of the appliance's internal pipework. It is a serviceable part intended for like-for-like replacement on the models listed below.
Signs this part needs replacing
- Visible weeping or dripping at the pipe joints or along the pipe run
- Water staining, corrosion or scale build-up on the pipe surface
- A persistent drop in system pressure that cannot be traced to any other component
- Kettling, gurgling or air noise from the heat exchanger area
- Distortion, cracking or a loose fit where the pipe connects to the heat exchanger outlet
Before you order
- Confirm the boiler model and output match one of the fitments listed above
- Check the appliance serial number against the manufacturer's parts list for your unit
- Inspect the existing pipe and its connections so you know which seals and fittings will be disturbed during replacement
- Verify the part number 30023512A against the removed component before ordering
No specification data held for this part.
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| NAVIEN LCB 700 COMBI INTERNAL 21KW (Serial Number 1704) | — | — | — | |
| NAVIEN LCB 700 COMBI INTERNAL 21KW (Serial Number 1704) | — | — | — | |
| NAVIEN LCB 700 COMBI INTERNAL 28KW (Serial Number 1706) | — | — | — | |
| NAVIEN LCB 700 COMBI INTERNAL 28KW (Serial Number 1706) | — | — | — |
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.