How to replace an Aqualisa thermostatic mixer cartridge.

George shows how to replace a typical Aqualisa cartridge. This applies to most Aqualisa mixer showers from mid 1980's until now.

Buy Aqualisa cartridges on our website: bit.ly/2oWY9kH

Below is an explanation of different types of cartridges:

Grey ring on cartridge number 022801. (Thermostatic)
For Gravity, Pumped Gravity, and balanced high pressure systems.
May also be used for Combi boiler systems when flow regulator is fitted.

Pink ring on cartridge number 022802. (Thermostatic)
For Combi boilers and Multipoint water heaters or unbalanced systems.

Green ring on cartridge number 022803. (Thermostatic)
For balanced high pressure (Obsolete) now use Grey

Blue ring on cartridge number 022804. (Non Thermostatic)
Not suitable for Combi boilers and Multipoints, we advise replacing Blue with Blue

White ring on cartridge number 022805. (Non Thermostatic)
Short cartridge only fitted to the 430 range between 1993 and 1996

Timestamps:
0:00 Introduction
0:33 Removing front knob
1:27 Unscrewing temperature lever
2:39 Removing the cartridge
4:03 Replacing the back o-ring
4:54 Installing new cartridge & gasket
7:19 Aligning the temperature lever
8:51 Reassembling the front knob

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