I HAVE NO HOT WATER AFTER THE METER WAS PUT IN

I phoned Bulb explaining l have no hot water after they put a reader meter in.
And they said l will have to call out a Boiler man to fix it…thanks Bulb.

I phoned Bulb explaining l have no hot water after they put a reader meter in. And they said l will have to call out a Boiler man to fix it....thanks Bulb.

Is it the case of just resetting the boiler?

Do you have any other appliance to check that you still have gas coming into your property?