Ideal Classic boiler - fan removal

Ideal Classic boiler - fan removal

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apguy

Original Poster:

820 posts

249 months

Tuesday 12th February 2013
quotequote all
So I have an Ideal Classic FF250 with a seized fan. Apparently a common problem on these things.

Symptoms were easy to spot; the irritating squeek from the fan assembly, that had persisted for the last month was gone, and the inability of the bolier to switch on the burners was a sure indication something was amiss.

A bit of WD40 on the fan bearings means I have heat at the moment, but I need to replace the fan.

But how the flip do I remove the fan/venturi assembly?

A replacement looks like this ( ebay piccy) and after taking off the boiler cover I can see it sitting on top of the combustion chamber.

But I can only see 2 screws holding the venturi (with fan inside) to the boiler. One on the front, mounted on a small tab and another at the back, securing the venturi outlet to the flue pipe.

Now I'm sure there's more as I can't lift the fan assembly off. Any pointers, indicators or general finger pointing regarding messing with boilers welcome.

ta


apguy

Original Poster:

820 posts

249 months

Tuesday 12th February 2013
quotequote all
Thank you Ferg. I was hesistant to undo the nuts on the 2 ties rods as they looked fairly important.

As a nice picture is worth a thousand words, I think I need to



(After your post, I searched for an online manual, and the lovely folks at Ideal have it at: http://www.idealheating.com/downloads/manuals/1566... and I've nicked the picture)

apguy

Original Poster:

820 posts

249 months

Wednesday 13th February 2013
quotequote all
Thank you for all the assistance. Especially the bit about another hidden screw!