AUKS AL-H18/4DR1(U), Service Manual

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AUKS DC Inverter 1 Drive1 50HZ R410A Ducted type Indoor unit
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There is no obstacles getting in the way of air circulation, cold air can evenly spread to all corners of
the room;
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In order to facilitate maintenance and repair, there should be certain distance between indoor unit and
obstacles;
◇
Refrigerant R22 is used for this unit, which is non-flammable and non-toxic gas. As the proportion of
refrigerant is bigger than air, so if it leaks the gas will be filled on the ground. Therefore, if the units
mounted on a closed room there must be good ventilation to prevent suffocation. In case of leakage of
refrigerant, units should immediately stop running, and contact with maintenance personnel in time.
There must be no fire at the site, because the refrigerant will turn to harmful gas when get to the fire.
7.4 The distance between indoor unit and obstacle
7.5 Indoor unit suspension
◇ Select the suspension foundation
The suspension foundation is a structure of either wooden frame or
reinforced concrete. It must be firm and reliable to bear
at least 4 times
weight of itself and capable of bearing vibration for long periods;
◇ Fixing of suspension foundation
Fix the suspension bolts either as shown in the picture or by a steel or
wooden bracket;
◇ Adjust the relative positions of the suspension hooks to ensure the indoor
unit is level in all directions. Use a spirit level to ensure this, otherwise
water leakage, air leakage etc. will be resulted;
◇ Tighten the nuts and ensure that the hooks are tightly connected to the nuts and shims , and there is no
phenomenon of virtual hanging;
◇ After the unit is installed ensure it is secure and does not shake or sway.