1 General information ........... . ..... . ...... ...... ...... .....1
1.1 Notice symbols . . ..... . ...... ...... ...... . ..... . .....1
1.1.1 Instruction symbols. . ...... ...... ...... .1
2 Important safety information ...... . ...... ...... ...... ....1
2.1 Personnel ...... ...... ...... . ...... ...... ...... ...... . .1
2.2 Personal protective equipment.. ...... ...... . ...2
2.3 5 rules of electrical safety ...... ...... . ..... . .....2
3 Warranty... ...... . ..... . ...... ...... ...... ...... . ..... . ...... ..2
4 Delivery, transport, storage .... . ...... ...... ...... ...... . .2
5 Description ... . ..... . ...... ...... ...... ...... . ..... . ...... .....4
5.1 Description DVN/DVNI . ...... ...... . ...... ...... ...4
5.2 Description DVS/DVSI ... ...... ...... . ..... . ...... ..5
5.3 Description DVC/DVCI..... ...... . ..... . ...... ...... 6
5.4 Description DHS ... . ...... ...... ...... ...... . ...... ..8
5.5 Fan and motor data .. ...... . ..... . ...... ...... .....8
5.6 Intended use .... . ..... . ...... ...... ...... . ..... . .....8
6 Name plate and type key ..... ...... . ...... ...... ...... ....9
7 Accessories.... . ...... ...... ...... ...... . ...... ...... ...... .. 10
8 Installation.. ...... . ..... . ...... ...... ...... ...... . ..... . .....11
8.1 Installation of the ventilation
system ...... ...... ...... . ...... ...... ...... ...... . .. 11
8.1.1 DVC-P pressure tube . ...... ...... .... 12
8.2 Assembly/Disassembly impeller —
Internal rotor motor ..... . ...... ...... ...... ...... 12
8.3 Assembly tilting device (FTG).... ...... ...... .. 14
9 Electrical connection .... ...... . ...... ...... ...... ...... . .. 14
9.1 Electrical connection accessories ...... . ..... . 15
9.2 Protecting the motor.... ...... ...... ...... . ...... 15
9.3 Variable-speed fans ...... . ..... . ...... ...... ..... 16
10 Commissioning ..... ...... ...... . ..... . ...... ...... ...... ... 16
11 Operation . . ...... ...... ...... . ..... . ...... ...... ...... ...... . 17
12 Troubleshooting/maintenance/repair .... . ..... . .....17
12.1 Troubleshooting.. . ..... . ...... ...... ...... ...... . . 17
12.2 Maintenance.... . ...... ...... ...... . ..... . ...... ... 18
12.3 Spare parts .... ...... ...... . ...... ...... ...... ...... 19
13 Cleaning... ...... . ..... . ...... ...... ...... ...... . ...... ...... . 19
14 Deinstallation/dismantling. ...... ...... . ..... . ...... .....19
15 Disposal ..... ...... ...... ...... . ..... . ...... ...... ...... ...... 19
16 EU Declaration of conformity — Roof
fans ..... ...... . ..... . ...... ...... ...... . ..... . ...... ...... .... 20
17 EU Declaration of conformity — Thermo
fans ..... ...... . ..... . ...... ...... ...... . ..... . ...... ...... .... 20
18 Commissioning Report.. ...... . ...... ...... ...... ...... . .. 21