The Vola / Hastings VR5277K thermostatic cartridge replacement is a temperature control cartridge for selected VOLA thermostatic mixer valves and is cross-referenced with VR5277LK on the Di Vapor listing.
This cartridge regulates the blended outlet temperature inside the shower mixer. Replacement may be required where the valve no longer holds a stable selected temperature, responds poorly to temperature adjustment, or cannot be set correctly after cleaning and calibration checks.
| Brand | Vola / Hastings |
|---|---|
| Part Number | VR5277K |
| Cross-referenced code | VR5277LK |
| Part type | thermostatic cartridge / temperature control cartridge |
| Function | controls and stabilises mixed water temperature in the thermostatic mixer body |
| VOLA 5200V application note | VR5277LK is shown as standard and VR5277K is shown as an option in the same mixer context |
Apply a suitable silicone grease to the cartridge o-rings during installation. Do not force the cartridge into the valve body. Clean scale from the valve chamber and check the handle stop position before final temperature calibration.
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