NO are closed). The LED flashes green – the RTH receiver awaits the device to be paired (chapter: Pairing the AURATON 200 RTH wireless regulator and the RTH receiver”). The LED flashes red – the RTH receiver awaits the device to be deregistered (chapter: “Deregistering the regulator from the RTH receiver”). The LED flashes alternating red and green: ALARM - the RTH receiver has lost connection with one of the paired devices (chapter Special situations”). RESET - receiver deregisters all previously paired devices - (chapter “Deregistering all devices paired with the RTH receiver”). Legend - description of LED signalling hole for fastening the receiver to the wall with a screw hole for fastening the receiver to the wall with a screw Description of the AURATON RTH receiver The AURATON RTHreceiver cooperates with the AURATON 200 RTH wireless receiver. The receiver is installed on the heating or air conditioning device and can operate under the load of 16 AV AC