No. You must never repair your own boiler – only a Gas Safe-registered engineer can do any work on your boiler. You can do simple DIY tasks to repressurise your boiler or stop a leak, but if you have to remove the outer casing of the boiler or touch the flue then you must get a qualified boiler engineer to take a look at your central heating system.
Nottingham is a main English city which has a populace in excess of 300,000. It takes the nickname Queen of the Midlands and it has been made famous due to connections to Robin Hood and former European football champions Nottingham Forest. There's plenty of historic structures still found within the city, backtracking all the way to the 1100s. In truth, the city seems to be split by an invisible line, with Georgian and Victorian developments to the west and modern houses around the east. To get work carried out on your own Nottingham house, always assess quotations from reliable companies in the area.