29G28G 8.5 Cancelling Receivers1. Press the Setup key (e.g. using the tip of a pen).SETUPis displayed and the free channels flash on the display.2. Press the Menu + key (display / register receivers).An arrow Vis displayed before the first registered receiver 11.(e.g. 11 = first receiver, V■ 1)3. Press the ▲-▼ keys repeatedly until OFF and the arrow Vbefore the desired receiver start to flash (e.g. 33 = third receiver,V■ 6 to V■ 9 ).4. Press the OK key to cancel the receiver.The symbols ■are deleted and the receiver is cancelled.An arrow Vis displayed before the first receiver 11that is stillregistered (e.g. V■ 1).8.6 Master ChannelThe master channel is a channel that is activated in conjunctionwith other channels. This is important, for example, if an irrigationsystem is supplied with water by a pump that should be turnedon whenever one of the irrigation valves is activated.Registering Radio Receivers / Radio Switches as theMaster Channel :1. Press the Setup key (e.g. using the tip of a pen) to enter theregistering mode for the Central Radio Control Unit.SETUPis displayed and the free channels flash on the display.2. Install batteries in the Central Radio Control Unit or plug theradio switch you want to register as the master channel intothe Control Unit.The radio receiver or radio switch is then registered automatically.3. Set the master channel M using the ▲-▼-keys and registerby pressing the OK key.The radio receiver / radio switch isregistered as the master channel.Assigning the Master Channel :1. Register the master channel (see 7.3Registering Receivers).2. Press the Setup key (e.g. using the tip of a pen).SETUPis displayed and the free channels flash on the display.3. Press the Menu + key repeatedly until MASTER appears on thedisplay and the V in front of the first registered channel flashes.4. Select the channel using the ▲-▼ keys and deactivate (e.g.V 11) or activate the master channel by pressing the OK key.8. Special Functions8.1 Opening / Closing Channels ManuallyPrerequisite :All receivers must be registered and the levers of the IrrigationValves must be set to the “AUTO” position.1. Press the Man On / Off key.MANis displayed and the arrow Vflashes.The channels flash until the radio connection is established.It may take up to 60 seconds to establish a connection.2. Set the arrow V to the channel you require using the ▲-▼ keysand open the channel (e.g. V■ 7) or close the channel (e.g.V 7) by pressing the OK key.The symbol ■appears in front of the open channel and the open-ing time RUN-TIME(e.g. 00::3300) is displayed.If a channel is opened manually, the hours for the opening timeand RUN-TIME flash for 5 seconds. You can change the openingtime during these 5 seconds. The opening time can be setbetween 00::0011 and 99::5599.3. Change the hours for the opening time within 5 seconds usingthe ▲-▼ keys (e.g. 11 ) and confirm by pressing the OK key.4. Change the minutes for the opening time using the ▲-▼ keys(e.g. 1100 ) and confirm by pressing the OK key.5. Press Man On / Off to end manual operation.The main level is displayed.Programmes which are scheduled to run during this manualopening time are indicated by PROG and are not interrupted.8.2 Changing Current Time and Day of the Week1. Press the Menu + key.The time level is displayed.2. Change the time and / or the day (refer to section 7.2Settingthe Current Time and Day of the Week).8.3 Changing an Existing ProgrammeIf a programme already exists on one of the 32 programmememory locations, you can make changes to this programmewithout having to create the programme again from scratch.The values for the programme start time, run time and cycleand the assigned channels are pre-set. Therefore, you onlyneed to alter the values you want to change. You can accept thevalues you do not want to change by simply pressing the OK key.8.4 Ending the Programming Mode Earlyv Press the Menu + key twice.The programming mode is closed and the changes you haveentered are saved.The main level appears.1.2.3.4.2.3.1.2.3.4.