Contents
1 Warning .......................................................................................................................................................1
2 Product description ......................................................................................................................................2
2.1 Internal components Topvex FR800-3800 .........................................................................................2
2.2 Description of internal components ....................................................................................................3
2.2.1 Supply and extract air fans .......................................................................................................3
2.2.2 Outdoor and extract air filters
...................................................................................................3
2.2.3 Heat exchanger ........................................................................................................................3
2.2.4 Temperature sensors ................................................................................................................3
2.2.5 Hydronic heater ........................................................................................................................4
2.2.6 Electrical heater........................................................................................................................4
2.3 Internal components electrical connection box ..................................................................................5
3 Interface description ....................................................................................................................................6
3.1 Control panel ......................................................................................................................................6
3.1.1 Operating the control panel ......................................................................................................6
4 Commissioning ............................................................................................................................................7
4.1 Before starting the system .................................................................................................................7
4.2 Initial setup of the unit ........................................................................................................................7
4.3 Menu overview Operator/Service level ..............................................................................................9
4.4 Free cooling description ...................................................................................................................20
4.5 Cooling recovery ..............................................................................................................................21
4.6 Exchanger frost prevention ..............................................................................................................21
5 Maintenance ..............................................................................................................................................22
5.1 Important ..........................................................................................................................................22
5.2 Maintenance intervals ......................................................................................................................22
5.3 Maintenance instructions .................................................................................................................23
5.3.1 Changing supply/extract air filter
............................................................................................23
5.3.2 Checking the heat exchanger.................................................................................................24
5.3.3 Checking the fans...................................................................................................................26
5.3.4 Checking the hot water heating coil .......................................................................................26
5.3.5 checking the electrical heater .................................................................................................26
5.3.6 Cleaning extract louvers and inlet diffusers ............................................................................26
5.3.7 Checking the outdoor air intake..............................................................................................26
5.3.8 Checking the duct system ......................................................................................................27
5.3.9 Changing the internal battery in the corrigo controller............................................................27
5.4 Troubleshooting................................................................................................................................28
5.4.1 Alarms ....................................................................................................................................28
6 Service.......................................................................................................................................................29
