Adora MB1122 Thermostatic Cartridge for Blade Multifunction and Crosswater MB510SQ Shower Valves
The Adora MB1122 is a thermostatic cartridge used for temperature control in the Blade Multifunction Valve and the Crosswater MB510SQ Planet Multifunction Thermostatic Shower Valve with fixed head and single mode shower kit.
This cartridge controls the mixed water temperature inside the thermostatic shower valve. It is used when the shower temperature is no longer regulating correctly, when the control is stiff or inconsistent, or when internal cartridge seals have become worn or affected by scale and debris.
Technical Details
- - Part Number: MB1122
- - Part type: thermostatic cartridge
- - Function: shower valve temperature control
- - Valve type: multifunction thermostatic shower valve
- - The Crosswater MB510SQ valve is installed with hot water on the left and cold water on the right
- - The associated MB510SQ valve uses 150mm pipework centres with a 25mm tolerance
- - Isolate the hot and cold water supplies before removing the old cartridge
- - Clean the cartridge chamber and remove scale or debris before fitting the new cartridge
- - Apply a suitable silicone grease to cartridge O-rings during installation
Confirmed Compatible Models
- - Blade Multifunction Valve
Before Ordering
- - Check the existing cartridge code where possible and compare the removed cartridge with MB1122 before ordering
- - Do not order from diameter or spline count alone because similar thermostatic cartridges can look alike
- - If the valve has reversed hot and cold supplies, the MB510SQ installation layout should be checked before replacing parts
Troubleshooting
- - Symptom: temperature drifts or will not stabilise - Likely Cause: scale, debris or worn thermostatic cartridge - Solution: clean the valve body and replace the cartridge if cleaning does not restore control
- - Symptom: control is stiff or difficult to turn - Likely Cause: dry or worn O-rings or scale build-up - Solution: inspect the cartridge chamber and lubricate suitable O-rings during fitting
- - Symptom: reduced flow after servicing - Likely Cause: debris disturbed during cartridge removal - Solution: flush and clean the valve body before final assembly
Related Spares You May Need
- - Crosswater MB1086 2-Way Diverter Cartridge - Part Number: MB1086
- - 150mm Universal Shower Hose - NXT734 - Part Number: NXT734
- - TACSIL 3g Premium Cartridge Silicone Grease - WRAS Approved - Part Number: TAC86
For uncertain identification, compare the removed cartridge and valve markings before ordering or use Di Vapor's part identification service.
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