Preparations Before Installation; Precautions For Installation - Gree LSQWRF35VM/NaA-M Service Manual

3.2 Preparations before installation

3.2.1 Precautions for installation

• Installation should be performed by GREE appointed service personnel, or improper installation would
lead to unusual opera tion, water leakage, electric shock or fire hazard.
• The unit should be installed on the foundation which is capable of supporting the unit, or the unit
would fall off or even lead to personal injury.
• All electric installation should be done by electrician in accordance with local laws and regulations, as
well as the User's Manual and this Service Manual. Besides, the special power lines should be used,
as any improper line would lead to electric shock or fire hazard.
• All electric lines should be safe and secured reliably. Be sure the terminal board and electric lines will
not be affected by any external force, or it would lead to fire hazard.
• The electric lines between the indoor and outdoor units should run properly to make the cover of the
electric box secured tightly, or it would cause the terminal board overheated or cause electric shock
or fire hazard.
• Cut off the power supply before touching any electric element.
• The unit should be grounded properly and the ground line is not allowed to connect with the gas line,
water line, lightning rod or phone line.
• The breaker should be installed, or it would lead to electric shock.
• The drain pipe should be installed in accordance with the Installation, Startup and Maintenance
Manuall and this Service Manual to ensure free drainage, and the drain pipe should be insulated
against condensation. Once the drain pipe is installed improperly, it would lead to water leak which
then will damps the ceiling and furniture.
• Do not place the unit where there is oil fog, like kitchen, or the plastic would be aged, broken off or
the polluted evaporator would lead to water leak and poor performance.
• Do not place the unit where there is corrosive gas (like sulfur dioxide), or the corroded copper tubes
or welded joint would lead to refrigerant leakage.
• Do not place the unit where there is inflammable gas, carbon fiber, inflammable dust or volatile
combustible, as they would lead to fire hazard.
• Always use safety outfits at the construction site.
• No smoking and no drunken operation are allowed at the construction site.
• Wear no gloves and tighten the cuff when operating the machinery and electrical equipment. Do not
maintain it during operation.
• Use the abrasive-disk cutter and stand at the side of the rotating abrasive disk.
• Clean the opening when installing the riser pipe, and then cover it tightly. Do not throw down any
material.
• The use of the electric and gas welders should be approved firstly. Once used, a fire extinguisher
should be prepared and a service man should be there always. There should be no inflammable and
explosive substances around the welding site.
• A platform should be set up when working high above the ground.
Unit Installation
WARNING
A
CAUTION
CAUTION
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