Two locating lugs fit into the top part of the top disc and turn with the spindle.
Ceramic disk tap valve.
You can replace the actual discs themselves though this is a far more precise specialist task.
If you have one of these modern easy to turn on taps it s likely the ceramic disc inside will need replacing.
With any luck the ceramic disc cartridge will fall out of the valve body.
Watch this video tutorial to learn how to repair a ceramic disc tap yourself.
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Below the brass locking nut you will discover your monoblock tap s ceramic disc cartridge.
It wastes water makes those nasty marks on your sink and that constant drip dripping noise can drive you mad.
Ceramic disc valving is an innovative water control system found in each american standard faucet.
The ceramic disc valve should now be exposed.
Method of operation instead of creating a seal by forcing a rubber washer onto the end of the water feed pipe they use two ceramic discs each with matching slots in them.
Ceramic tap valve with disc closed.
Many taps now use ceramic discs.
Remove the ceramic disc valve using a spanner or a socket preferably to stop rounding of the flats by turning anticlockwise.
There is nothing more irritating than a dripping tap.
The ceramic discs are in two parts and it is the top part which moves over the bottom part.
At this point the ceramic disc is free from the tap housing.
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We can now start to dismantle the ceramic disc and service it.
The lower disc doesn t move while the upper disc is turned over the lower disc by the tap.
Remove the retaining washer and tap it on the kitchen or bathroom surface.
Photo 4 shows the same tap valve with the discs closed meaning the tap would be off.
Luckily it s an easy job to fix.
These are held over the end of the water feed pipe.