***Please note there is two versions of cartridge used in the Harvey Deco 3 way. This is the short 47mm version.
If you need the taller 54mm version please clickhere


Tap Magician replacement spare parts to fit the Deco 3 Way kitchen mixer tap chrome 23G03690 (G3690) and
brushed steel 23G03691 (G3691) From Harvey Water Softners.

Watch our video below for guidance / how to change your Quarter turn ceramic valves and Spout O Rings.



If your tap is dripping or leaking out of the spout then it is time to replace / change the quarter turn ceramic disc cartridges.
Original spare part codes known by the following references; s1022 , SP3561, 3561R, 1427R, 133.0438.152, 133.0438.154, 133.0069.364, 133.0069.365 , 133.0194.088, 133.0194.089.

Cartridge has 28 teeth on spline. You will require our Anticlockwise open cartridge for the cold side, and clockwise open for the hot side, If you require both then you can select "Pair".

The cartridge utilises a plastic handle adaptor which is part code SP3807 (our part code SA03-S).

The cartridge may come out attached to the bush if you cant separate this you will need to purchase a new bush 133.0312.538 (Our code SB27).

If your tap is leaking at the base of the spout (where the spout joins the tap body) you need to replace the spout o rings. Known by SP2300 (our Part SK17-S).

If you need a new aerator (end nozzle/anti-splasher) this is part SR02OL and is compatible with 3620R only currently available in chrome.

Compatible replacement lever handles available - these differ from the originals so all 3 are to be replaced together. They do NOT require SA03.

If your Deco 3 way tap is leaking from the base of the spout where the spout meets the tap body (the neck) then you will need to replace the O Rings / washers inside the spout. The O'ring kit is known by original part number 1425R SP1425.

You can find the Harvey Deco 3 way Filter Tap / instruction diagram below.

Harvey water Frequently asked questions

How to I remove the Harvey Deco 3 way tap handle?
Use 2.5mm allen key to undo handle. The grub screw is located on the underside of the handle.
You can pull the lever forwards to access the screw at the back if you need more space.

How do I know if need the adaptor bush?
Until you remove the cartridge from the tap you will not know if you need this part.
This is because sometimes the bush gets corroded to the tap and remains in the tap body, and other times it comes out corroded to the tap cartridge.

Can I remove the adaptor bush from the old cartridge?
Yes you can but it can be very hard to remove due to corrosion. You can try using very hot water, followed by cold water over it, to help break the corrosion seal. The bush unscrews from the cartridge anticlockwise. You will likely need to use some grips or put it in a vice to remove it. If you cannot separate it you will need to replace the bush.

How do I remove the spout and replace the o'rings inside the spout?
Use 2.5mm allen key to undo grub screw at the back holding the spout in place. pull spout up and out of the tap body. You can watch our How to video above.

What size spanner do I need to remove the Deco tap handle?
You will need a 17mm or an adjustable spanner.

Deco 3 way Cartridge can be known as tap valve, tap gland, tap spares, tap insides.