Fitted system 2weeks ago no problems all good
programmed all ok just had call customer says zone 14 back door prom erro can’t set
I’ve gone to site I’ve deleted zone relearn zone and 3 days later comes back to same fault did same thing delet relearn and new battery in device gone away within two hours back to same fault I’ve ordered new contact to replace but it bugging why is it doing this the door is only 10 foot away from panel ??? Any ideas anyone ?