central heating power flushing

Could any1 help? I've bought myself a new condensing combi boiler,but before i fit the boiler and get the plumber round to commission it.Is there anything i should need to do to the old system. I have had all the rads off,and replaced some of the locksheilds with thermostatic valves. Any advice would be greatly received. Scezy

Reply to
rat
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Put some "de-sludger" in the old system and run for a few weeks.

sponix

Reply to
--s-p-o-n-i-x--

You should fit a Sprirovent to the return to the boiler, it collects crap and iron oxide. Also insert sludge remover and.drain, clean Spirovent filter, fill and add inhibitor. Every few months clean the Spirovent filter until clean enough, then once a year clean the filter.

You should have put de-sludger in before you changed the boiler.

Reply to
Doctor Drivel

If by the letter of the law you are a competent person to fit this boiler,why the hell are you asking a diy group if we know the best way to do this,by the way hope you are not my neighbour

Reply to
Alex

No.

Reply to
Doctor Drivel

Is spirovent much better than a standard Y filter? What's the best place to buy one? How large are they?

Mr F.

Reply to
Mr Fizzion

So..what is the point of this newsgroup if not to seek advice?

Surely, by getting advice from other DIYers shows that the OP is taking a sensible approach to this and wants to avoid mistakes.

sponix

Reply to
s--p--o--n--i--x

What he wrote was;

".......but before i fit the boiler and get the plumber round to commission it.Is there anything i should need to do to the old system."

If he does this the gas & flue side should be safe and approved by someone suitably qualified by the letter of the law.

He is seeking advice on the water side, which CORGI registered persons are not necessarily qualified or competent to be working on.

Do you have any good advice you can offer the man?

Reply to
Aidan

Magnaclean. V good been out about 9 months. Well worth putting on the return to the boiler, or the CH return to a thermal store. Initially empty the first week, then every few months or so, then once a year.

Reply to
Doctor Drivel

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