gas cooker hose

Looking for some help - hopefully someone has some good advice for this problem. I’ve just bought a ‘working’ 2nd hand cooker..... it is a good quality smeg dual fuel model. I attached the electrics and oven worked fine. I attached the gas and nothing came out of the hob. It has a bayonet...

I hope some one can help please. I am having a new 90cm Gas Range cooker installed next week, replacing my 55cm version. The current cooker is connected via a micropoint connection. However I have read that these are not suitable for high consumption gas ranges. The total/max consumption on my...