Low
Reinitialisation on Main MainEco

Your boiler is undergoing a system reset or software reinitialisation, which usually happens automatically after a power interruption or minor system hiccup.

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

Repair

From this model's manual
Verified against the Main/Main Maineco Combi System installation & service manual.
Plain-English guidance below. Severity, DIY steps, costs and parts are our interpretation to help you act, not text from the manual.

DIY fix possible

Wait a few minutes to see if the boiler completes its reset automatically.Turn the boiler off at the fused spur or power switch, wait 30 seconds, and turn it back on.Check your user manual to see if a manual reset button needs to be pressed.

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Related fault codes

ResetView →E119View →FaultView →

All 61 fault codes on the MainEco

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

5v[05v[15v[25v[75v[105v[115v[125v[135v[155v[165v[175v[185v[195v[205v[215v[225v[25Code ACode BCode CCommunication faulte[00e[01e[02e[03e[04e[05e[06e[07e[08e[09e10e11e12e14e16e17e34e35e36e37e38e39e40e41Error code 1Error code 2Error code 3Error code 4Error code 5Error code 6Fan faultFlame lossIgnition faultMiscellaneousOverheat temperature protectionParameter errorResetting...Sensor errorTemperature protection

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