Thanks for your replies guys! It was late when I posted the thread last night and battery on my phone had gone - I'll update later with photos of my system for you.
@muggles - The boiler is sadly out of warranty - we've been in the house 3 years and Ideal now want £250+ to come out to it...
Hi folks, hope you can help! I have an Ideal Logic System 15 boiler (new build house, builders installed) which has a leak from the CH flow valve (gauge thing). I've had it 'fixed' no less than 5 times now - replaced the fibre washer and helped with liquid PTFE. In summer months, it's not on...