SystemAir DVV Series, Installation And Operating Instructions Manual, Page: 21 / 68

Warranty
DVV 17.12.2012 21
The following points are incorrect and hazardous:
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Extraction of explosive and combustible media;
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Extraction of aggressive, dust or grease containing media;
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Operation in an explosion hazardous atmosphere;
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Operation without duct system or protective guard;
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Operation with the air connections closed;
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Use of a fan with lower temperature/time class than necessary.
3 Warranty
Warranty for our products shall be determined according to the contractual agreements, our quotations and also, as a
supplement, our General terms and Conditions of Business. Warranty claims shall presuppose that the products are
correctly connected, operated and used accordingly to data sheets, and also regularly maintained.
4 Delivery, transport, storage
4.1 Delivery
Each device leaves our plant in an electrically and mechanically proper condition. The fans are delivered in wooden
crates. We recommend to transport them to the installation site in original packaging.
CAUTION
Danger from cutting edges!
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Wear protective gloves when unpacking.
Check delivery
Check the fan for obvious defects, which can impair safe operation.
First of all, pay attention for defects on the connection cable, terminal box and impeller, cracks in the housing,
missing rivets, screws or covering caps.
4.2 Transport
WARNING
Hazard of impact if the fan falls down!
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Transport the fan carefully and with appropriate hoisting device!
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Wear a safety helmet and safety goggles!
WARNING
Electrical hazard from damaged connection cable or connections
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Do not use the connection cable, terminal box or impeller for transport.
Transport and unload the wooden crate carefully.
Transport the fan either in the original packaging or on the provided transport devices (lifting eyes) with ap ‐
propriate hoisting devices.