Crusting Around Thermistor - is this a leak ?

WhatNext · 12 Mar 2021

Hi

I have a pressure loss from my boiler and I note that there is crusting around the thermistor - please see attached picture - is this evidence of a leak path.

Many thanks in advance.

Gasguru · 12 Mar 2021

Yes...the washer or O ring had failed.
Is it dripping?

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Crusting Around Thermistor - is this a leak ?

WhatNext

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