Problem with my Vaillant Boiler

Soldato
Joined
11 Jun 2004
Posts
4,219
Location
Middlesex, London
Hi guys,

Can I change this Heat Exchanger myself?

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Do I just drain the boiler and then swap the part ...and then re-fill?

Thanks
 
Last edited:
Hi

I believe I might have a blockage and the boiler is shutting down.

Just want to know what's involved? Just unscrew it and does it pop off?

...as I can't see the pipes behind it etc....
 
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