Andrews
Andrews Burner NG 7703912
Natural gas burner, part 7703912, for Andrews water heaters including the Classicflo 20/360.
At a glance
- Also known as 1823104
Showing prices
£1,193.40
£994.50 ex. VAT · VAT at 20%
Available to order · 3 working days
Available to order · 3 working days
Not certain it's the right part? The technical team verifies fitment before dispatch — no charge, and it stops a second trip.Call the technical teamSend a technical question
Same-day dispatch
Ordered by 4pm Mon–Fri, 10:30am Sat.
30-day returns
Unused, in original packaging.
What it is
The Andrews 7703912 is a natural gas burner for Andrews water heaters. It is the component that produces the flame used to heat the water in the appliance, and it is listed for use with the Classicflo 20/360.
Signs this part needs replacing
- The burner fails to ignite, or the appliance locks out on flame failure.
- The flame is weak, uneven or noticeably yellow instead of blue.
- Soot or black deposits appear around the burner or combustion area.
- Hot water output drops, or the appliance runs intermittently.
- The burner shows visible corrosion, cracking or debris build-up.
Before you order
- Confirm your appliance model is the Classicflo 20/360 or one of the fitments listed above.
- Confirm the appliance is set up for natural gas (NG), as this burner is supplied for NG.
- Match the part number 7703912 against the manufacturer's parts list for your model.
- Burner replacement should be carried out by a competent heating engineer.
Compliance
| Alternative numbers | 1823104 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| ANDREWS WATER HEATERS ANDREWS HOT WATER SPARES | — | — | — | |
| ANDREWS WATER HEATERS CLASSICFLO 20/360 | — | — | — |
Fitment listings are a guide, not a guarantee. Plant-room assemblies get modified on site more often than not. Send us the GC number off the data badge and a photo of the existing valve and we will confirm before anything is dispatched.
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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