Low
Burner On (Green) light on on Potterton Performa SL HE 9 2

Your boiler is operating normally and is successfully heating your water or home as requested.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed

Monitor it

This is a minor fault. Keep an eye on it and mention it at your next annual boiler service. Reset the boiler and see if it clears.

What the manual says

Manufacturer manual

Burner flame has established

Shared across the Performa range
This code is shared by the boilers in this range, which use the same control board. It may not be printed in this exact variant’s manual.
Plain-English guidance below. Severity, DIY steps, costs and parts are our interpretation to help you act, not text from the manual.

Engineer required

This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.

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All 17 fault codes on the Performa SL HE 9 2

Seeing a different code? Every code this model can display, in one place.

Air Proving LOCKOUTAPS Stuck FaultBurner On (Green) light flashCasting Thermistor FaultE01Electrical Supply FaultFalse Flame FaultFlow Thermistor FaultIgnition LOCKOUTLockout (Red) flashingLockout (Red) light flashLockout (Red) light onMains On (Green) light flashOverheat LOCKOUTPCB FaultWater Circulation LOCKOUT

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