We have a toilet cistern with one of those dual-flush split buttons in
the lid, B&Q's Cooke&Lewis own brand (whoever they are!). Recently,
due to water board work on the mains supply in our area, we've been
getting fine grit or sand coming through the supply pipes and
appearing in the toilet bowl. I assume there's quite a lot more in the
cistern itself, but how do I dismantle the split button arrangement on
the lid to get it off and clean the cistern out?
There's usually an outer ring that unscrews. You might be
able to get fingernails under it to get a grip or perhaps
use one of those 'jar lid unscrewers' to undo it a bit.
I've used a pipe wrench (well padded to prevent damage to
Once the ring is off lift off the lid. There are several
different layouts of inside fittings.
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