As the title states my boiler keeps on starting up at switching off after 5-10 secs. I know the qustion has been asked but know clear aswer has been given.
Any help will be greatly appreciated.
nine times out of ten its the thermistors that need replacing about £15 each. Only real way of testing is to take resistance readings, normally around 15 ohms each, but you obviously need to know what your doing.
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