Contents
1 Warnings................................................................................................................................... 1
2 About this document .................................................................................................................. 1
3 Product description .................................................................................................................... 2
3.1 Fan.................................................................................................................................. 2
3.2 Supply air filter ................................................................................................................. 2
3.3 Temperature sensor.......................................................................................................... 2
3.4 Water heating battery........................................................................................................ 3
3.5 Electrical heater ............................................................................................................... 3
3.6 Electrical connection box .................................................................................................. 3
3.6.1 Connection box TA 450 EL ...................................................................................... 4
3.6.2 Connection box TA 650-2000 EL.............................................................................. 5
3.6.3 Connection box TA 1400-4500 HW .......................................................................... 6
4.1 Temperature control possibilities........................................................................................ 7
4.2 Heat start ......................................................................................................................... 7
4.3 Free cooling ..................................................................................................................... 8
7 Menu overview ..........................................................................................................................12
8 Maintenance..............................................................................................................................22
8.1 Changing air filters ...........................................................................................................22
8.2 Checking the fan ..............................................................................................................22
8.3 Cleaning louvers and diffusers ..........................................................................................23
8.4 Checking the fresh air intake .............................................................................................23
8.5 Checking the duct system .................................................................................................23
8.6 Changing the Internal Battery ............................................................................................23
8.7 Troubleshooting ...............................................................................................................24
8.8 Alarms .............................................................................................................................24
8.9 Service ............................................................................................................................25