EN
EN
Cold Water Cooling Register AIR1-KR KW
Installation and Operating Instruc
tions
7
2�1�3 Shipping
The shipping must be carried out carefully. It is recommended to leave the unit in the original packaging until installation
to avoid possible damages and contamination.
The shipping must be carried out by trained and experienced personnel and the necessary safety precautions should
be taken to prevent overturning and slipping of the device. it should be ensured that the weight is evenly distributed
when shipping the unit.
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Personal injury and/or material damage due to incorrect shipping!
It must be ensured that the means of transport/lifting is suitable to accommodate to the required weight and size
capacity.
– Make sure that the unit is firmly seated before lifting it.
Material damage due to excessive load!
Before off-loading the units, please ensure that the means of transport/lifting have sufficient capacity for the required
weight.
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Risk of personal injury and material damage!
The package units may have an eccentric centre of gravity� If the package unit is incorrectly lifted, it can tip
over� Falling or tipping package units can cause serious personal injury�
When lifting, the centre of gravity of the package unit must be vertically beneath the crane hook�
2�1�4 Disassembly and re-assembly
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Danger to life due to electric shock!
An electric shock can result in death or serious injury.
– Ensure that the AIR1 unit is voltage-free and isolated from the mains power supply. Ground and short circuit the unit,
shield neighbouring live components.
– The AIR1 unit must be isolated from the mains power supply before disassembly or re-assembly.
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Risk of personal injury and material damage!
The disassembly and re-assembly of the unit are not part of routine maintenance.
– The disassembly and re-assembly of the unit may only be carried out by qualified specialist personnel.
Risk of material damage when installing cooling registers!
The following must be taken into account when installing cooling registers:
– Close all hydraulic stop valves.
– Isolate all connections and ensure that the unit is leak-free with regard to water.
– Since the diameter of the cooling pipes is small, water may remain in the register after emptying. For safety reasons,
compressed air should be blown through the system to remove the remaining water.
2�1�5 Disposal
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Danger to life due to electric shock
!
An electric shock can result in death or serious injury.
– Ensure that the AIR1 unit is voltage-free and isolated from the mains power supply. Ground and short circuit the unit,
shield neighbouring live components.
Dispose of all components and disused operating materials in an environmentally-friendly manner in accordance with
the local codes, practices and environmental regulations.
An authorised specialist waste processing company must dispose of the unit or the individual components. The ap-
pointed contractor must ensure that:
– the components are separated according to material types.
– the used operating materials are sorted and separated according to their respective properties.
2�2 Mechanical assembly
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Danger to life due to electric shock
!
The installation and connection of the AIR1 unit may only be carried out by qualified specialist personnel. The electrical
connections must be carried out by a person who has proper professional training and experience in the relevant acci-
dent prevention regulations, as well as other generally recognised safety and occupational health codes, with authori-
sation to perform work on the unit.
Risk of injury due to electric shock, hot surfaces (AIR1 unit fan) and potentially hot surface of optional auxiliary
heater�
– Ensure that the multi-leaf dampers are installed for frost protection.
– The air ducts behind the cooling register must be insulated.
– The flow and return pipes must be insulated.
If the water temperature falls below 0 °C, the freezing temperature of the water can be reduced by adding ethylene
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DANGER
ATTENTION
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DANGER
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DANGER
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WARNING
ATTENTION
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DANGER
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DANGER
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