Andrews Injector 1.85mm PP L81/251 LPG C571

LPG injector for Andrews HI FLO L81/251 water heaters, sized 1.85mm and identified by part number C571.

At a glance

Also known as 1821103

Manufacturer part no.

C571

Showing prices

£14.59

£12.16 ex. VAT · VAT at 20%

Available to order · 7 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 team Send 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 C571 is a 1.85mm LPG injector. It is used in Andrews water heaters, including the HI FLO L81/251. The injector controls the flow of LPG into the burner.

Signs this part needs replacing

Burner fails to light or lights intermittently
Weak or uneven flame at the burner
Soot deposits around the burner or injector
Gas rate below the figure on the appliance data badge
Visible damage or blockage in the injector orifice

Before you order

Confirm your appliance model is HI FLO L81/251 or listed in the Fits section
Check the appliance is set for LPG, as this injector is sized for LPG
Verify the existing injector is marked 1.85mm
Have part number C571 to hand when ordering

Can't find yours? Call 01302 279234

Make	Model / assembly	Reference	Years	Fitment
ANDREWS WATER HEATERS ANDREWS HOT WATER SPARES	—		—	—
ANDREWS WATER HEATERS HI FLO L81/251	—		—	—

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.

Not sure which part?

Search by part number, product name or brand — our technical team confirms fitment before anything is dispatched.

Send a technical question Call the technical team

Barcode / EAN	5039192357109
Alternative numbers	1821103