LG LS090HSV4 Installation Manual page 6

Safety inStructionS
oPeration
Do not provide power to or operate the unit if it is flooded or
submerged.
There is risk of fire, electric shock, physical injury or death.
use a dedicated power source for this product.
There is risk of fire, electric shock, physical injury or death.
do not operate the disconnect switch with wet hands.
There is risk of fire, electric shock, physical injury or death.
do not allow water, dirt, or animals to enter the unit.
There is risk of fire, electric shock, physical injury or death.
avoid excessive cooling and periodically perform ventilation
to the unit.
Inadequate ventilation is a health hazard.
do not touch the refrigerant piping during or after operation.
It can cause burns or frostbite.
do not operate the unit with the panel(s) or protective
cover(s) removed; keep fingers and clothing away from
moving parts.
The rotating, hot, cold, and high-voltage parts of the unit can cause
physical injury or death.
to avoid physical injury, use caution when cleaning or
servicing the air conditioner.
Clean up the site after installation is finished, and check
that no metal scraps, screws, or bits of wiring have been left
inside or surrounding the unit.
do not use this equipment in mission critical or special-
purpose applications such as preserving foods, works of art,
wine coolers or refrigeration. the equipment is designed to
provide comfort cooling and heating.
Oil, steam, sulfuric smoke, etc., can significantly reduce the performance
of the unit, or damage its parts.
Provide power to the compressor crankcase heaters at least
six (6) hours before operation begins.
Starting operation with a cold compressor sump(s) may result in severe
bearing damage to the compressor(s). Keep the power switch on during
the operational season.
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Periodically verify the equipment mounts have not
deteriorated.
If the base collapses, the unit could fall and cause physical injury or death.
if gas leaks out, ventilate the area before operating the unit.
If the unit is mounted in an enclosed, low-lying, or poorly ventilated area,
and the system develops a refrigerant leak, it may cause fire electric
shock, explosion, physical injury or death.
Periodically, check power cord and plug for damage.
Cord must be replaced by the manufacturer, its service agent, or similar
qualified persons in order to avoid physical injury and/or electric shock.
do not open the inlet grille of the unit during operation. do
not operate the unit with the panels or guards removed. do
not insert hands or other objects through the inlet or outlet
when the unit is plugged in. do not touch the electrostatic
filter, if the unit includes one.
The unit contains sharp, rotating, hot, and high voltage parts that can
cause personal injury and/or electric shock.
Securely attach the electrical part cover to the indoor unit
and the service panel to the outdoor unit.
Non-secured covers can result in burns or electric shock due to dust or
water in the service panel.
do not block the inlet or outlet.
Unit may malfunction.
Securely attach the electrical part cover to the indoor unit
and the service panel to the outdoor unit.
Non-secured covers can result in fire due to dust or water in the service
panel.
Periodically verify the equipment mounts have not
deteriorated.
If the base collapses, the unit could fall and cause property damage
or product failure.
do not allow water, dirt, or animals to enter the unit.
There is risk of unit failure.