Midea LRSJ-120/NYN1, Technical Manual

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■ Do not remove the front panel. Some parts inside are dangerous to touch, and a machine malfunction
may be caused.
■ Never expose babies, plants or animals directly to the air flow. Adverse influence to babies, animals and
plants may be resulted.
2. Installation information
■ Enough space is installation and maintenance shall be preserved.
■ The air inlet and outlet should be free from obstacles and strong wind.
■ The bearing surface should be flat, able to bear weight of the unit and suitable for installing the unit
horizontally without increasing noise or vibration.
■ The operation noise and air flow expelled shall not affect neighbors.
■ No flammable gas is leaked nearby.
■ It is convenient for piping and wiring.
■ The maximum pressure is 0.4 Mpa, when the pressure more than 0.4 Mpa, Please add a pressure relief
valve.
CAUTION
■ Installing the equipment in any of the following places may lead to malfunction of the equipment (if it is
inevitable, consult the supplier):
1) The site contains mineral oils such as cutting lubricant.
2) Seaside where the air contains much salt.
3) Hot spring area where corrosive gases exist, e.g., sulfide gas.
4) Factories where the power voltage fluctuates seriously.
5) Inside a car or cabin.
6) Place like kitchen where oil permeates.
7) Place where strong electromagnetic waves exist.
8) Place where flammable gases or materials exist.
9) Place where acid or alkali gases evaporate.
10) Other special environments.
■ Precautions before installation
1) Decide the correct way of conveying the equipment.
2) Try to transport this equipment with the original package.
3) If the unit has to be installed on a metal part of the building, electric insulation must be installed, and the
installation must meet the relevant technical standards for electric devices.
■ Installation space
Before installing the unit, reserve the space of maintenance .
WARNING
■ Ask your supplier to install the air source heat pump water heating units. Incomplete installation
performed by yourself may result in a water leakage, electric shock, or fire.
■ The place without direct sunlight and other heat supplies. If there’s no way to avoid these, please install
a covering.
■ The unit must be securely fixed, or else, noise and shaking will be resulted.
■ Make sure that there’s no remora around the unit.
■ In the place where there is strong wind like seashore, fix the unit in the location protected from the wind.