MANUAL ROOF FANS008

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Contents
1 General information.........................................1
1.1 Warning 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 ....................................................3
5.1 Intended use .........................................3
5.2 Technical data .......................................4
5.3 Description DVN/DVNI.............................4
5.4 Description DVS/DVSI ..............................5
5.5 Description DVC/DVCI..............................6
5.6 Description DHS .....................................8
5.7 Description DHA.....................................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 measuring tubes ............. 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............................. 16
9.3 Variable-speed fans.............................. 16
10 Commissioning ............................................. 16
11 Operation .................................................... 17
12 Troubleshooting/maintenance/repair ................ 17
12.1 Troubleshooting................................... 17
12.2 Maintenance....................................... 19
13 Cleaning...................................................... 20
14 Deinstallation/dismantling............................... 20
15 Disposal ...................................................... 20
16 Commissioning Report.................................... 20