No Gas Coming Out Of Hob. I purchased a new hose and attached it badly when I connect the bayonet gas was slowly leaking from the oven connector screw end. It has a bayonet fitting on original hose.
Assuming that your hob has a cover make sure that the cover is pushed fully back away from the horizontal. The central heating etc. No gas escaping coming through.
So as theres no gas coming through at all the gas tap for the center burner will be faulty.
But it will tend to be a valve that rotates just 90 degrees rather than a round knob that you turn multiple times to. Our Hand-Picked Guide to the Best Gas for 2021. No gas escaping coming through. It may appear to be fully connected but you will most likely find if you try to pull it out it will come right out.