AL-KO AT4F Series, Operating And Assembly Instruction Manual

Page: 36 / 140

Translation of original operating instructions
36
AL-KO AT4F ATEX
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Observe the condition of the substrate at the installation site.
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Check the individual components for transport damage.
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Select the installation site with regard to good accessibility for servicing and maintenance work.
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Ensure that the components and the connection cables at the installation site cannot be either damaged or contam-
inated by oil or other materials.
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Check that fuses, contactors and circuit boards are securely in place in the switch cabinet (optional).
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Secure any loosened assemblies.
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The fresh air intake must be designed in accordance with the applicable standards and should be located away from
exhaust air outlets or exhaust openings (kitchen, laundry, etc.).
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If possible, the exhaust air must be discharged via a roof hood away from fresh air inlets, windows, balconies, etc.
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Connect the AC unit and the unit-attached equipotential bonding to the duct system.
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The integration into the equipotential bonding system of individual components in the overall system must be
checked and documented using a suitable measuring instrument.
Fig. 16 Potential equalisation mounted on the unit
ATTENTION
Components that come loose during transport can lead to malfunctions or damage.