Biasi
Biasi Return Group Kit BI1171105
Biasi BI1171105 return group kit / by-pass pipe for RIVA PLUS HE and compatible Biasi gas boilers from serial N100970706.
At a glance
- Appliance family: Biasi gas boilers, including RIVA PLUS HE 24S ERP
- Also known as 1650875
£151.50
£126.25 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 Biasi BI1171105 is a return group kit, listed as a by-pass pipe for HE ISO 24 Advance models. It is a Biasi pipe assembly for compatible Biasi gas boilers, including the RIVA PLUS HE 24S ERP. This version applies from serial number N100970706.
Signs this part needs replacing
- Water leaks or weeping from the by-pass pipe or its connections.
- Visible corrosion, scale or debris around the pipe assembly.
- Unexplained pressure loss in the heating system.
- Boiler noise or poor circulation linked to the by-pass/return group.
- Overheating or temperature imbalance across radiators.
Before you order
- Check the boiler model and GC number against the compatibility list.
- Confirm the boiler serial number is N100970706 or later.
- Check the existing part number BI1171105 and the by-pass pipe arrangement.
- For LPG models, confirm the appliance gas type before ordering.
Compliance
| GC number | H46-401 |
|---|---|
| Barcode / EAN | 8023585833841 |
| Alternative numbers | 1650875 |
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| BIASI GARDA M90F.24SR | 41-970-10 | 41-970-10 | — | — |
| BIASI GARDA M90F.28SR | 41-970-11 | 41-970-11 | — | — |
| BIASI PARVA HE M96.28SR/P | 41-583-05 | 41-583-05 | — | — |
| BIASI PARVA HE M96.32SR/P | 47-583-06 | 47-583-06 | — | — |
| BIASI RIVA ADVANCE HE M110B.24SR/C | 41-583-07 | 41-583-07 | — | — |
| BIASI RIVA COMPACT HE M96.24SR/C2 | 41-583-08 | 41-583-08 | — | — |
| BIASI RIVA COMPACT HE M96.28SR/C2 | 41-583-02 | 41-583-02 | — | — |
| BIASI RIVA COMPACT HE M96A.24SR/C | 41-583-09 | 41-583-09 | — | — |
| BIASI RIVA COMPACT HE M96A.28SR/C | 41-583-10 | 41-583-10 | — | — |
| BIASI RIVA PLUS HE 24S ERP | 41-583-31 | 41-583-31 | — | — |
Showing 10 of 21 compatible appliances.
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.
BIASI appliance manual — GARDA M90F.24SR (GC 41-970-10), GARDA M90F.28SR (GC 41-970-11)
manualmanualBIASI appliance manual — PARVA HE M96.28SR/P (GC 41-583-05), PARVA HE M96.32SR/P (GC 47-583-06)
manualmanualBIASI appliance manual — RIVA ADVANCE HE M110B.24SR/C (GC 41-583-07)
manualmanualBIASI appliance manual — RIVA COMPACT HE M96.24SR/C2 (GC 41-583-08), RIVA COMPACT HE M96.28SR/C2 (GC 41-583-02)
manualmanualBIASI appliance manual — RIVA COMPACT HE M96A.24SR/C (GC 41-583-09), RIVA COMPACT HE M96A.28SR/C (GC 41-583-10)
manualmanualBIASI appliance manual — RIVA PLUS HE 24S ERP (GC 41-583-31), RIVA PLUS HE 24S ERP LPG (GC 41-583-31), RIVA PLUS HE 28S ERP (GC 41-583-32), RIVA PLUS HE 28S ERP LPG (GC 41-583-32)
manualmanualBIASI appliance manual — RIVA PLUS HE M296.24SR/C (GC 41-583-18), RIVA PLUS HE M296.24SR/C LPG (GC 41-583-18), RIVA PLUS HE M296.28SR/C (GC 41-583-19), RIVA PLUS HE M296.28SR/C LPG (GC 41-583-19)
manualmanualBIASI appliance manual — RIVA PLUS M90D.24SR (GC 41-970-08), RIVA PLUS M90D.28SR (GC 41-970-09)
manualNo technical questions yet for this part.
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