Vasco Appliance Repair in Northgate & West Green

What does a blinking orange LED mean on a Vasco E-Volve controller?

A blinking orange LED on a Vasco E-Volve controller indicates that manual override is active via the MEMO button. This temporarily overrides the programmed schedule. Press the MEMO button again to cancel the override.

Why does my circuit breaker trip when my Vasco electric radiator turns on?

Vasco electric radiators are double-insulated (Class II) and must be connected without an earth wire. If the radiator is wired with an earth connection, it will trip the circuit breaker. Do not attempt to check or modify the wiring yourself. A qualified electrician must disconnect the earth wire to resolve this installation issue.

Why won't my Vasco radiator cool down when the heating is off?

If your Vasco radiator remains hot when the heating should be off, the valve is not closing properly and allows hot water to continue flowing. Contact a qualified heating engineer to inspect and replace the valve mechanism.

Why does my Vasco radiator stay cold when the heating is on?

A cold Vasco radiator when the heating is on may indicate a stuck valve or an issue with the valve insert. Do not attempt to disassemble or manipulate valve components yourself. Contact a qualified heating engineer to inspect and repair the valve mechanism.

What does Error 12 mean on a Vasco electric radiator thermostat?

Error 12 on a Vasco thermostat indicates a communication fault between the thermostat and radiator. Switch off and unplug the radiator from the mains. Remove the thermostat batteries, wait two minutes, then reinsert the batteries and restore power. The system should resynchronise automatically.

How do I clean a Vasco radiator?

Dust radiators regularly using a vacuum cleaner or damp cloth. For ladder-style or vertical designer radiators, use a long feather duster to reach between the tubes. Convective heating units collect dust particularly easily and benefit from regular attention.

How do I bleed a Vasco radiator?

Turn all radiators to their highest setting and let them run for at least fifteen minutes. Switch off the central heating and wait at least ten minutes for the radiators to cool. Starting with the radiator closest to the boiler, close the radiator tap, place a container under the bleed valve, and turn the valve anticlockwise with a radiator key or screwdriver until water flows out instead of air. Close the valve and repeat for each radiator, working from lower to upper floors.

Why should I avoid installing thermostatic valves on radiators in the same room as my room thermostat?

Thermostatic valves sense temperature close to the radiator and close when the target is reached. However, the room thermostat positioned elsewhere may still register a cooler temperature, causing the boiler to continue running. This conflict can cause the heating system to malfunction or work inefficiently.

What is the difference between the Vasco Boost and Boost H ventilation systems?

The standard Vasco Boost recovers heat from exhaust air to warm incoming fresh air. The Boost H includes an enthalpy heat exchanger that recovers both heat and moisture from the outgoing air, providing improved indoor comfort during the heating season by maintaining better humidity levels.

Do I still need to place radiators under windows?

In older, poorly insulated homes, placing radiators under windows remains advisable to combat cold draughts from single or poor-quality glazing. However, in well-insulated homes built within the last 20 years, radiators can be positioned anywhere due to improved glazing and insulation.