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Lots of help information here,not sure if it helps?

https://www.youtube.com/playlist?list=PL61q_eel8f-xMrk8cqbSkCppXZJELfRDO

Thank for that information,I did notice that attempting to reset time had no effect. After ensuring the power jack was firmly inserted I ruled that out.
I then separated the batteries in the...

Thank you,I will do just that if needed.

Thanks for that thought, I did not notice if wifi was connected.
As it is working OK at the moment I will leave alone but will check connectivity should it happen again.

I woke this morning to find only three radiators on,on looking at my controller clock it had stopped at 7.15am.

I checked that jack plug was firmly in place before resetting the time but it did...

This may help https://www.youtube.com/watch?v=mHFeib8ydWU&t=165s

My recent and only contact with Resido was positive my call was answered quickly, I was sent an email with helpful suggestions and given a case number for follow-up if needed.
It wasn't.

On the controller,press and hold "settings",press green tick,then press "system summary.

Make sure the power jack is pushed fully home,I had two lost/restored notices. It turned out to be jack not fully pushed in.

I think I have resolved the problem,it was caused by a poor connection to the base station.
Most likely because the engineer who installed the smart meters moved the controller in order to site the...

The thing was after power was restored every thing worked as normal.

However this morning heating failed to come on.
I discovered the time to base station clock had stopped,tried to reset but it...

I had smart meters for gas and electricity installed yesterday.

I noticed shortly after the installation a fault showed (mains low) followed two minutes later by (restore).

What does this...

It is now up and running ,for now

My app is also saying planed maintenance try later

This is a completely new installation,the boiler was put in the loft in order minimize lifting of flooring etc.
I have a decided to get a loft ladder installed,I am glad to hear the relay can be...

Not S or Y plan, it is system boiler with no hot water provision, that is provided by an immersion heater.(thats another story)

I have ten rads with eight zones, ( 9 hr92s ) and one with standard...

I have a newly installed system
It was only used initially to enable plumbers to test everything was OK.
Yesterday I decided to turn it on only to find I was getting no heat at all ,I realised it...