MCAC-RTSM-2013-12 Midea High-temperature Direct-heating Heat Pump Water Heater Technical Manual
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1. Precautions
■ To prevent injury to the user or other people and property damage, the following instructions must be
followed. Incorrect operation due to ignoring of instructions may cause harm or damage.
■ The safety precautions listed here are divided into two categories. In either case, important safety
information is listed which must be read carefully.
WARNING
Failure to observe a warning may result in death.
CAUTION
Failure to observe a caution may result in injury or damage to the equipment.
WARNING
■ The water heating unit must be earthed effectively.
■ A Leakage breaker must be installed near the power supply.
■ Ask your supplier for installation of the air source heat pump water heating units. Incomplete installation
performed by yourself may result in water leakage, electric shock, or fire.
■ Ask your supplier for the repair and maintenance. Incomplete repair and maintenance may result in
water leakage, electric shock or fire.
■ In order to avoid electric shock, fire or injury, if any abnormality is detected, such as smell of fire, turn off
the power supply and call your supplier for instructions.
■ Never replace a fuse with that of wrong rated current or other wires when a fuse blows out.
Use of wrong wire or copper wire may cause the unit to break down or a fire.
■ Do not insert fingers, rods or other objects into the air inlet or outlet. When the fan is rotating at high
speed, it will cause injury.
■ Never use a flammable spray such as hair spray, lacquer paint near the unit. It may cause a fire.
■ Never touch the air outlet or the horizontal blades while the swing flap is in operation. Fingers may
become caught or the unit may break down.
■ Never put any objects into the air inlet or outlet. Objects touching the fan of high speed can be
dangerous.
■ Do not dispose this product as unsorted municipal waste. Collection of such waste separately for
special treatment is necessary.
■ The appliance shall be installed in accordance with national wiring regulations.
CAUTION
■ Do not use the air source water heater for other purposes.
■ Before cleaning, be sure to stop the operation, turn the breaker off or pull out the supply cord.
Otherwise, an electric shock and injury may result.
■ Be sure the water heating unit is grounded.
In order to avoid electric shock, make sure that the unit is grounded.
■ In order to avoid injury, do not remove the fan guard of the outdoor unit.
■ Do not operate the air source water heater with a wet hand. An electric shock may happen.
■ Do not touch the heat exchanger fins. These fins are sharp and could result in cutting injuries.
■ Do not place items which might be damaged by moisture under the indoor unit.
Condensation may form if the humidity is above 80%, the drain outlet is blocked or the filter is polluted.
■ After a long use, check the unit stand and fitting for damage. If damaged, the unit may fall and result in
injury.
■ To avoid oxygen deficiency, ventilate the room sufficiently if equipment with burner is used together with
the air conditioner.
■ Arrange the drain hose to ensure smooth drainage. Incomplete drainage may cause wetting of the
building, furniture etc.
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