Cuckoo asked ... Changing batteries on a fixed bt corded phone?    |    Marc Nollid asked ... Nissan Micra mk 5 2018 rear seat mecanism?    |    Maggie asked ... New Home 535?    |    paul asked ... Hook timing Janome QC 6260?    |    David asked ... Beeper bust?    |    Click here to ask your question

How can I fix my boiler?

The lockout light cuts in after 5 seconds when I turn the Combi boiler on to either setting. I have tried the usual things like changing the water pressure and resetting the unit. What do you think it is?
Tuncer, November 2007
make and model might help

Paul the gas man, November 2007