Glow-worm
Glow-worm O-Ring Set 20 PC S5466500
Pack of 20 O-rings, part S5466500, for Glow-worm and Saunier Duval gas boilers.
£22.84
£19.03 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 Glow-worm O-Ring Set (20 PC), part number S5466500, is a pack of 20 sealing O-rings. It is used on Glow-worm and Saunier Duval gas boilers, covering the Energy, GW, Ultracom, Xtrafast, Isofast, Isomax and Themaclassic families. O-rings of this type seal joints and connections within the appliance.
Signs this part needs replacing
- Weeping or dripping at a joint sealed by an O-ring
- Water staining, corrosion or damp patches around a connection
- The O-ring appears flattened, hardened, cracked or perished
- Repeated pressure loss traced to a joint on the appliance
Before you order
- Confirm the part number S5466500 matches the number on the existing part or in the appliance documentation.
- Check the appliance model against the Fits list above.
- On Saunier Duval Isofast Condens F35E and Isomax F28 E2 models, check the serial number, as fitment depends on whether the appliance falls before or after the stated serial number.
- Confirm that a pack of 20 provides the quantity required for the job.
Compliance
| GC number | E37-364 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| GLOWWORM ENERGY 35 STORE | — | — | — | |
| GLOWWORM ENERGY 35 STORE | 47-019-37 | 47-019-37 | — | — |
| GLOWWORM GW 18Si | 41-047-61 | 41-047-61 | — | — |
| GLOWWORM GW 23C | 47-047-18 | 47-047-18 | — | — |
| GLOWWORM GW 24Ci | 47-047-19 | 47-047-19 | — | — |
| GLOWWORM GW 30Ci | 47-047-20 | 47-047-20 | — | — |
| GLOWWORM GW 30Ci PLUS | 47-047-22 | 47-047-22 | — | — |
| GLOWWORM GW 30Si | 41-047-70 | 41-047-70 | — | — |
| GLOWWORM GW 35Ci | 47-047-28 | 47-047-28 | — | — |
| GLOWWORM ULTRACOM 2 12SXi | 41-019-12 | 41-019-12 | — | — |
Showing 10 of 36 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.
GLOWWORM appliance manual — ENERGY 35 STORE (GC 47-019-37)
manualmanualGLOWWORM appliance manual — GW 18Si (GC 41-047-61)
manualmanualGLOWWORM appliance manual — GW 23C (GC 47-047-18)
manualmanualGLOWWORM appliance manual — GW 24Ci (GC 47-047-19)
manualmanualGLOWWORM appliance manual — GW 30Ci (GC 47-047-20)
manualmanualGLOWWORM appliance manual — GW 30Ci PLUS (GC 47-047-22)
manualmanualGLOWWORM appliance manual — GW 30Si (GC 41-047-70)
manualmanualGLOWWORM appliance manual — GW 35Ci (GC 47-047-28)
manualmanualGLOWWORM appliance manual — ULTRACOM 2 12SXi (GC 41-019-12)
manualmanualGLOWWORM appliance manual — ULTRACOM 2 18SXi (GC 41-019-13)
manualmanualGLOWWORM appliance manual — ULTRACOM 2 24CXi (GC 47-019-10)
manualmanualGLOWWORM appliance manual — ULTRACOM 2 30CXi (GC 47-019-11)
manualmanualGLOWWORM appliance manual — ULTRACOM 2 30SXi (GC 41-019-14)
manualmanualGLOWWORM appliance manual — ULTRACOM 2 35CXi (GC 47-019-12)
manualmanualGLOWWORM appliance manual — XTRAFAST 120 (GC 47-047-26)
manualmanualGLOWWORM appliance manual — XTRAFAST 96 (GC 47-047-25)
manualmanualGLOWWORM appliance manual — XTRAMAX (GC 47-047-15)
manualmanualGLOWWORM appliance manual — XTRAMAX HE (GC 47-047-29)
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