！Warning
！
Attention
1.Safety Precautions
1
Requirements for the installation environment
The installation location must be ventilated, waterproof, sun-proof, and requires a convenient power
supply, water supply and drainage channels.
Customer's electrical environment must be in accordance with local electrical safety regulations.
The power supply specifications conform to the requirements of the local rating. There must be reliable
grounding, leakage protector and give the machine power supply directly by the leakage switch wiring
way.
The wall or stand must meet the bearing requirements
The installation, maintenance and renovation must be done by the designated dealer and professionals.
If the operator does not have relevant professional knowledge and authorization, but install and repair
to result in the damage on furniture and decoration, injury or electric shock, and even serious accidents
such as fire, we’ll not assume legal responsibility.
The requirement on installation accessories
Please use the accessories in the packing according to the requirement, do not replace them with any
other similar.
The purchased parts must be the designated model or specification, if the parts beyond the specified
are used and result in the accidents, we’ll not take the responsibility.
The household power supply, circuit to comply with relevant standards
The power circuit should be equipped with leakage protector.
Check whether the socket is qualified, after the unit runs for half an hour, remove the plug, if the pin is
hot, that means the plug has more than 50 ℃ and must be replaced by another qualified one.
The location of the power supply should be not less than 1.8 meters from the ground, and be water-proof
well and far from children.
The power lines have no damage. If there is any damage, please contact the relevant dealer or
professional staff for replacement.
The unit should be installed firmly to run without vibration and the noise will not affect the neighbors.
Drainage piping can smoothly drain and will not lead to leakage or make the furniture wet.
The installation space is well ventilated, once there is refrigerant leakage, the gas will not gather, so
there is no combustible gas leak near the installation location.
If there is such risk, please change the installation environment, otherwise, it’s easy to cause poisoning,
fire accident, etc.
Do not keep the unit in the humid environment or exposed to the rain, otherwise it’s easy to damage the
unit.
If there is refrigerant leak during the installation, ventilation measures must be taken immediately.
Otherwise, if the leaked refrigerant meets fire, such as heater, stove or electric rice cooker, etc.,
poisonous gas maybe produced.
8.Maintenance and trouble shooting
8-2 Malfunctions and treatment
8-5 After-sales service
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！Warning
8-3 Cleaning
！Attention
8-4 Maintenance
！Warning
If any fault occurs and the unit stops running, please contact your dealer or after-sales technician to
solve the problem. Please do not dismantle the unit and do repair by your own in order to avoid any
unnecessary injury.
When the unit has abnormal fault, please immediately cut off the power supply, do not force it to run,
otherwise there will be more damage.
For the sake of safety, the unit much be turned off and the power supply is cut off before the cleaning.
Please take care to not damage the temp sensors during the cleaning.
1) Please be careful of those sharp metal edges and evaporator fins during the clearing to avoid the
injury caused by improper operation.
2) Regularly check the air inlet and air out and see if there is any blockage.
When the unit can’t work normally, please immediately turn off the unit and cut off the power supply, then
contact the local dealer or professional technician to solve the problem.
When the unit is prepared to be put in use again after a period of leaving unused, please check the air
inlet and air outlet to see if there is any blockage. If there is blockage, please clean up immediately.
1)Before the use of the unit in each season, Please clean the filter on the water circuit system to make
sure the smooth water flow
2)During the unit operation, when the water flow is mall and the water temp difference is too big, please
check if the filter of the water circuit is clear.
3)Before the use of the unit in each season, please check if the heat exchanger surface is clean. If there is
too much dirt or impurities, please contact your dealer or the after-sales serviceman to do the cleaning in
order to make sure the good heat exchanging efficiency and using effect.
4)If there is plenty of snow in winter, please block up the unit before install it to avoid the blockage of the
air outlet because of the deep snow.
