Thank you for purchasing a Hyco Speedflow unvented water heater. The Speedflow is ideal for use in cloakrooms and kitchens in offices, shops, student accommodation and domestic premises which have been extended and there is no central hot water system nearby. One unit located under the kitchen sink is often used to supply hot water for light dishwashing in the kitchen sink and hand washing in the cloakroom basin.
The water stored in this appliance can be very hot when running on the higher thermostat settings. Ensure precautions are taken to inform and safe guard likely users, consider temperature limiting devices such as thermostatic mixing valves where the risk of scalding injury cannot be easily managed. 2.
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Offer the unit up to the bracket and engage it into the corresponding slots on the back of the unit. Ensure the bracket drives fully into the insulation of the heater and that it sits flush to the surface upon completion. Plumbing Before commencing the installation of any unvented water heater, a number of scenarios may require the additional purchase and installation of accessories in order...
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DIAGRAM C - Pressure < 4.2 bar & pipework length < 1.4m (5 litre) 2.8m (10 litre) 4.2m (15 litre) Expansion Nearest cold vessel Pressure draw off relief valve Check Service valve valve Cold T piece Cold water mains To drain Speedflow Length of pipework SF3 (expansion) kit needed.
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If in doubt contact a suitably qualified tradesman or alternatively speak to the technical team at Hyco about this, or any other question regarding the heater and its installation.
Electrical connection Always isolate the power supply before any electrical work. Ensure the appliance is completely full of water before electrical power on. Connection should be made to the fixed wiring of the property via a double pole switched fused spur. Electrical connections should be made as follows: Green/Yellow earth wire to the terminal marked “E”...
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Pressure relief valve The pressure relief valve should be checked annually by twisting the cap and verifying water is discharged and the valve reseals. Element Limescale can build up over time and seriously hamper the performance and life of the heating element.
6. Troubleshooting Sympton Solution Appliance not heating Neon indicator light is not illuminated, check the thermal cut-out and reset if necessary. Neon indicator illuminated but not heating – check the heating element and replace if necessary. Water too hot Adjust the thermostat setting down (counter clockwise), if it does not respond then change the thermostat.
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7. Guarantee and service policy This product is covered by a standard parts or replacement warranty for a period of three years for the tank and one year for all other parts from the date of purchase. If there is a manufacturing defect within the warranty period we will send spare parts, repair and return the unit or, at our discretion, supply a replacement product.
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In order to underline the duty to dispose of this equipment separately, the product is marked with a crossed out dustbin. Hyco Manufacturing Ltd Normandy Court Express Way...
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