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no heating through the radiators combi on ok?

i switch my combi on lights up no problem no heat through the radiators anywhere in the house

mrs cocker
December 2010
Heating, Home Heating SystemsBoiler Radiators Home Heating
If its a combi like ours, we had the same problem easily solved-I take it it fires for about 20/30 secs then cuts off. If so then check for any dripping hot taps and turn them off-this confuses the diverter valve and stops the flow. if this fails then it probably is the diverter valve.

Steve walton
December 2010
Simple things to check first:
Timeswitch on, room thermostat turned up?

Carefree
December 2010

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Combi Boiler On But No Radiator Heat