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This guide is for users of the Hyco Speedflow Expansion Vessel Kit - SF3, designed for Hyco Speedflow unvented water heaters. It helps manage water pressure fluctuations, extending the lifespan of your water heater. A key benefit is the reduction of pressure-related issues. However, proper installation is crucial for optimal performance.
| Model Part Number | SF3 |
|---|---|
| Brand | Hyco |
The expansion vessel absorbs the excess volume of water as it heats, preventing pressure build-up within the water heater system.
It is recommended to have the expansion vessel inspected annually by a qualified plumber.
Installation should be performed by a qualified professional to ensure proper function and safety.
A failed expansion vessel can lead to increased pressure in the system, potentially causing leaks or damage to the water heater.
The expansion vessel is pre-set to 3.5 bar.
The check valve ensures water flows in the correct direction and prevents backflow within the system.
The expansion vessel has a height of 225 mm.
Yes, the kit is WRAS approved.
Check the expansion vessel for proper function. The vessel may need to be replaced or the system pressure adjusted by a professional.
Inspect all connections for leaks. If the leak is from the expansion vessel, it may need to be replaced.
Consult a qualified plumber to inspect the system, including the check valve, for any blockages or malfunctions.
