Tips On Energy Saving - Bosch Worcester Greenstar Si Series User Instructions

Wall hung rsf gas fired condensing combination boiler
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TIPS ON ENERGY SAVING

9
TIPS ON ENERGY SAVING
HEATING ECONOMICALLY
The boiler provides a high level of comfort whilst keeping gas consumption and the environment
effects as low as possible.
The gas supply to the burner is controlled according to the level of demand for heat. The boiler
operates with a low flame if the demand for heat reduces. The technical term for this process is
modulating control.
Modulating control reduces temperature fluctuations and provides an even distribution of heat
throughout the home. This means that the boiler may stay on for relatively long periods of time but will
use less gas than a boiler that continually switches on and off.
CENTRAL HEATING SYSTEMS WITH ROOM THERMOSTAT/THERMOSTATIC RADIATOR VALVES
With modern heating systems set around a 20 °C heat loss, the optimum setting for a condensing boiler
will be approximately between one and two on the central heating temperature control. The system
must be balanced correctly and the radiators may need upgrading. This allows the boiler to condense
as much as possible for the central heating system.
The temperature of each room can be set individually (except primary room with the room thermostat)
using the thermostatic radiator valves.
ROOM THERMOSTATS
Reducing the setting of the room thermostat by 1 °C can reduce fuel consumption by up to 10%.
NEW CONTROL SYSTEMS
Upgrade your heating control system if necessary with the latest equipment available. The minimum
level of control is a programmer, interlocking room thermostat and thermostatic radiator valves.
ROOF INSULATION
Around 30% of the heat loss from a property is through the roof. Replace any old insulation with new
insulation, preferably of around 200 mm thickness or more.
WINDOW FRAMES
Single glazed windows, particularly those with steel frames, can lose a great deal of heat.
Consideration should be given to replacement with PVCu or wooden framed double glazed units.
RADIATORS
If a radiator is sited underneath a window, its performance will be affected if the curtains are allowed
to drape over the radiator. Shelves fitted above or in front of the radiator should also be avoided.
It is advisable to manually adjust all thermostatic radiator valves every 2 - 3 months to prevent them
sticking. Ensure radiator valves are correctly set and not damaged.
6 720 643 356a (2010/10)
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Worcester greenstar 25siWorcester greenstar 30si

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