During the winter, the ideal temperature setting should be 18-21 degrees. In areas that get extremely cold, then 21-23 degrees would be sufficient. If you have taken additional measures to retain heat such as wall insulation or draught-proofed windows and doors, then you could set your thermostat to 17 degrees.
What number should boiler be on?
Setting the boiler temperature
As a rule, setting your heating control to 75 degrees should be sufficient to give you a perfectly warm house, while also allowing your boiler to run as economically as possible.
What do the numbers mean on my boiler?
Boiler Thermostat
Your boiler will usually have a dial on it, marked in numbers or from Min to Max. This sets the temperature of the water that will be pumped from the boiler through the radiators. The higher this is set, the quicker and more effectively the system will heat your home.
What temperature should my Worcester boiler be set at for central heating?
around 18-21°
Setting the boiler controls on a Worcester combi boiler
In winter, most people have their heating set at around 18-21° or around 21-23° for those who feel the cold more.
What is eco-mode? This function will switch off your preheat settings, which means it may take slightly longer for hot water to come through the tap. If it is not selected, the preheat is on and there will be a quicker response to a hot water demand, say Worcester.
What is the best setting for central heating?
To maximise efficiency, we recommend setting your radiator dial to 75 degrees and your hot water to 60 degrees. Once you’ve got your boiler running at the optimal temperature, you’ll want to set the timer for when you need heating the most.
Why is my Worcester boiler flashing numbers?
The boiler is programmed to increase its flow temperature by a certain number of degrees per minute.The display will flash between this symbol and the flow temperature. On this model of boiler it means the service is due. The display will flash between this symbol and the flow temperature.
How do you clear the SE code on a Worcester boiler?
To reset the code follow this steps;
- Press and hold Spanner button until it becomes orange.
- Press and hold Eco button until 5A displays.
- CS press and release Eco button.
- press and release CS.
- Hold Until brackets appear then release.
- then press spanner button.
What temperature should the hot water be on a combi boiler?
Combi boilers have controls on the unit which allow you to set the temperature of the water that will be circulating around the central heating system and out of the taps. The best setting for combi boilers is often recommended as 75°C for central heating and 60°C for domestic hot water.
What temperature should I set my condensing boiler on?
Your condensing boiler should be set to generate water at a flow temperature of at least 60C (hot water tanks should store water at this temperature). This is because this is the temperature that kills legionella bacteria.
Should my boiler be on preheat?
boilers do, indeed, now have a hot water preheat setting (sometimes called the “eco” or “warm start” setting).Using the pre-heat setting will largely eradicate this waste of water, but then you have to consider the extra energy needed to keep that water permanently heated.
How do I turn off the ECO on my Worcester boiler?
The pre-heat function can be switched on and off manually according to your requirements by pressing the ‘ECO’ button on the front of the boiler. ECO illuminated green = energy saving economy mode, preheat off, slight increase in the length of time for hot water to be delivered.
Why does my Worcester boiler keep turning off?
Low water pressure, thermostat issues or a closed valve causing water flow issues could be the reason why your boiler repeatedly switches itself off. Boiler servicing by a reputable company will be able to diagnose the cause and offer a solution that stops this from occurring.
What temp should boiler be set at UK?
If you have a conventional boiler system, your water cylinder will have its own thermostat. This is usually fitted on the side of the tank. You should set the temperature between 60 and 65 °C but for maximum efficiency, it should be set to around 60 °C.
What temperature should a boiler be set at UK?
For a modern combi boiler, the radiator heating temperature should be set at or around 75 degrees celsius for the best efficiency and performance.
When should I turn my heat on?
That said, experts recommend turning on the heat when the indoor temperature is below 64 degrees Fahrenheit. If you have children, seniors, or people who are sick that threshold might need to be a bit higher. Set the thermostat lower when you go to bed.
Why is the blue light flashing on my Worcester boiler?
When a Worcester Bosch has a fast flashing blue light this means the boiler has gone into service mode.Either the boiler has been serviced recently and has accidentally been left in its service mode or, alternatively, you may have accidentally knocked the switch yourself.
What does HH mean on a Worcester boiler?
commissioning mode
The symbol something like a hh or HH with missing digits indicates the boiler is in a form of commissioning mode. When some Worcester boilers are first turned on they will fill the siphon and display this symbol. Interruptions in power supply to the boiler can result in a reentering of this mode.
How do I reset my Worcester 28cdi boiler?
The appliance can be reset by pressing the reset button and holding in for 5 seconds. Check that the gas supply has not been interrupted. If this condition continues to occur, then call a service engineer.
What is Syphon fill mode Worcester?
If the -//- symbol appears, your Worcester boiler has entered siphon fill mode. This symbol does not imply a fault with the boiler and is commonly observed if the unit has been switched off for an extended period of time. Occasionally, this mode can also be activated if a pipe or the condense trap is blocked.
What does D5 mean on Worcester boiler?
Condensate pump failure
Worcester Bosch CDI Highflow Combi Boiler Error Codes
| Fault Description | System Behaviour |
|---|---|
| D5 | Condensate pump failure |
| D6 | Internal heat bank overflow |
| EA | Flame not detected |
| E2 | Primary negative thermistor coefficient (NTC) defect |
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