What do the symbols mean on a Worcester boiler?
What do the symbols mean on a Worcester boiler?
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.
What are the fault codes on a Worcester boiler?
Worcester Bosch CDi Classic Regular Boiler Error Codes
| Fault Description | System Behaviour |
|---|---|
| E2 | Central heating (CH) flow negative thermistor coefficient (NTC) sensor defective |
| E9 | Safety temperature limiter in central heating (CH) flow has tripped |
| EA | Flame not detected |
| F0 | Internal error |
Why are the numbers flashing on my Worcester boiler?
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.
What do the lights on my boiler mean?
Usually, when modern boilers need resetting they will display a fault code or begin to flash a red or green light. These signals indicate that your boiler senses a problem, which is why it has stopped working and needs to be reset.
What’s the code on the Worcester 37 CDI Greenstar?
My boiler model is Worcester 37 CDI Greenstar. The HW is ranning fine but a code “-¦¦-” is displayed and keep flashing when I on the CH. I checked Worcester website about the code and it said ” The display shows alternatively the CH flow temperature and this code.
What does fault code mean on Worcester Bosch boiler?
The fault won’t stop the boiler from working but it tells you that the boiler needs to be looked at by a qualified engineer. The Worcester Bosch CDi Classic are a range of combi boilers available in 29 CDi, 34 CDi, 38CDi and 42CDi. As a combi boiler, they heat water on demand without the need for any storage tanks.
Why is my Worcester Greenstar boiler showing an error code?
It’s not that this will actually mend any genuine issues with the boiler, but sometimes an error code can be shown in, well, error. If this has happened and there isn’t a genuine mechanical problem then a reset should make the boiler realise it shouldn’t be displaying an error code and continue to function as normal after starting up again.
What does the HH symbol on a Worcester Boiler mean?
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.