Icos : Noisy
| What's showing on the boiler display? | If showing L Code or H code go to the relevant |
| Is the noise coming from the boiler, or some other part of the system? Beware when asking this as noise can transmit around the system | |
BoilerIs it a gurgling noise?
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SystemIs it a banging / vibrating noise? this can be the TRV's creating noise due to water traveling in the wrong direction. To test try opening and closing all TRV's Contact Installer. |