Main
Main High Voltage Wiring Harness 5131422
High voltage wiring harness, part 5131422, for selected Main Eco and Combi Eco gas boilers.
At a glance
- Part type: high voltage wiring harness
£96.00
£80.00 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 Main 5131422 is a high voltage wiring harness used on selected Main Eco and Combi Eco gas boilers. It carries mains-voltage connections between the boiler's electrical components, forming part of the appliance's internal wiring loom. It is supplied as a service part for repair and replacement work.
Signs this part needs replacing
- Visible burning, scorching or discolouration at the harness connectors or terminals
- Melted, brittle or cracked insulation on one or more conductors
- Chafed or exposed wiring where the loom runs against sharp edges or hot surfaces
- Intermittent electrical faults, lockouts or error codes traced to the harness
- Loose, corroded or poorly seated plug connections that cannot be cleaned up
Before you order
- Confirm your boiler model against the fitment list above before ordering
- Check the GC number on the appliance data badge where one is listed
- Inspect the existing harness routing and connector layout to confirm it matches
- Isolate the electrical supply and follow the manufacturer's instructions before fitting
No specification data held for this part.
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| MAIN MAIN 24 ECO SYSTEM | — | — | — | |
| MAIN MAIN 28ECO SYSTEM | — | — | — | |
| MAIN MAIN COMBI ECO 25 | 47-467-01 | 47-467-01 | — | — |
| MAIN MAIN COMBI ECO 30 | 47-467-03 | 47-467-03 | — | — |
| MAIN MAIN ECO 25HE | — | — | — | |
| MAIN MAIN ECO 30HE | — | — | — | |
| MAIN MAIN SYSTEM ECO 24 | 41-467-11 | 41-467-11 | — | — |
| MAIN MAIN SYSTEM ECO 28 | 41-467-12 | 41-467-12 | — | — |
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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