Navien
Navien Adaptor S.H Return 30013929B
Adaptor for the secondary heating return connection on Navien NCB-CE ERP system and combination boilers.
At a glance
- Part type: adaptor, secondary heating (S.H) return
- Appliance family: NCB-CE ERP
£68.71
£57.26 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 Navien S.H return adaptor (part number 30013929B) is a connection component for the secondary heating return on Navien NCB-CE ERP boilers. It forms part of the boiler's heating circuit pipework, providing the interface at the secondary heating return tapping. It is used across the NCB-CE ERP system and combination boiler range.
Signs this part needs replacing
- Weeping or visible water tracking at the secondary heating return connection
- Corrosion or pitting on the adaptor body or threads
- Damaged or cross-threaded connection threads preventing a sound seal
- Repeated loss of system pressure traced to the return connection
- Evidence of previous sealant or jointing compound around a leaking joint
Before you order
- Confirm your boiler model against the fitment list above
- Check the appliance serial number matches the relevant model variant
- Inspect the existing adaptor and surrounding pipework to confirm the correct connection point
- Verify the part number 30013929B against the manufacturer's parts list for your appliance
No specification data held for this part.
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| NAVIEN NCB-CE 20KW SYSTEM BOILER ERP - (Serial Number 6662) | — | — | — | |
| NAVIEN NCB-CE 20KW SYSTEM BOILER ERP - (Serial Number 6662) | — | — | — | |
| NAVIEN NCB-CE 23KW SYSTEM BOILER ERP - (Serial Number 6663) | — | — | — | |
| NAVIEN NCB-CE 23KW SYSTEM BOILER ERP - (Serial Number 6663) | — | — | — | |
| NAVIEN NCB-CE 24KW COMBINATION BOILER ERP - (Serial Number 0128) | — | — | — | |
| NAVIEN NCB-CE 24KW COMBINATION BOILER ERP - (Serial Number 0128) | — | — | — | |
| NAVIEN NCB-CE 24KW COMBINATION BOILER ERP - (Serial Number 2570) | — | — | — | |
| NAVIEN NCB-CE 24KW COMBINATION BOILER ERP - (Serial Number 2570) | — | — | — | |
| NAVIEN NCB-CE 28KW COMBINATION BOILER ERP - (Serial Number 0129) | — | — | — | |
| NAVIEN NCB-CE 28KW COMBINATION BOILER ERP - (Serial Number 0129) | — | — | — |
Showing 10 of 22 compatible appliances.
Documents & drawings
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