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www.hlu.eu
06.2019
1.1 Index
1. Content
Operating manual
Centrifugal fans
HF R | RV | MRV
1. Content 3
1.1 Index 3
1.2 EC-/EU-Declarations of conformity 4
2. Construction and correct use for the intended application 6
2.1 Construction of the fan 6
2.2 Correct use for the intended application and eld of application 10
3. Product specic data 12
3.1 General data 15
3.2 Power supply (see motor type label) 16
4. Safety 16
4.1 Signs and explanations 16
4.2 Fan marking 17
4.3 Built-in safety systems (to be implemented by the user) 18
4.4 Interfaces of the fan 19
4.5 Safety measures (to be implemented by the user) 19
4.6 User‘s responsibilities 19
5. General warning symbols 20
5.1 Hazards 20
5.2 Operating and hazardous areas on the fan 20
5.3 Installation of spare and wear parts 21
6. Installation 22
6.1 Scope of supplies 22
6.2 Transport and packing 22
6.3 Delivery (also with spare and substitute parts) 22
6.4 Intermediate storage 22
6.5 Transport to the place of installation (at the customer‘s site) 23
6.6 Installation, mounting, Initial commissioning 24
6.7 Operating modes 25
7. Operation 25
8. Maintenance / Cleaning 26
8.1 Cleaning 27
8.2 Lubrication 28
8.3 Tensioning of V-belts 31
8.4 Inspection interval / Function checking 33
8.5 Vibrations 34
8.6 Tightening torques for bolt connections 34
8.7 General hints for maintenance 35
8.8 Checks 35
9. Troubles, causes and measures 36
10. Emergency 37
11. Dismantling / Disposal 37
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General