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Midea R410A Direct Heating Commercial Heat Pump 50Hz Technical Manual MCAC-HTSM-201506
27
1. Safety information
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 unit must be earthed effectively. The earthing pole of socket must be grounded well, make
sure that power supply socket and plug are dry enough and connected tightly.
How to check the power supply socket and plug are qualified? Turn on power supply and keep
the unit running for a half hour, then turn off power supply and plug out, check whether the
socket and plug is hot or not.
Do not remove, cover or deface any permanent instructions, labels, or the data labels from either
the outside of the unit or inside of unit panels.
Ask qualified person to perform the installation of this unit in accordance with local national
regulations and this manual. Improper installation may result in water leakage, electric shock or
fire.
Ask qualified person for relocating, repairing and maintaining the unit. Improper installation may
result in water leakage, electric shock or fire.
Electric connection work should obey the instructions of local power company, local electric
utility and this manual.
Never use the wire and fuse with wrong rated current, otherwise unit may break down and cause
fire furthermore.
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.
This appliance is not intended for use by person (including children) with reduced physical,
sensory or mental capabilities, or lack of experience and knowledge, unless they have been
given supervision or instruction concerning use of the appliance by a person responsible for their
safety. Children should be supervised to ensure that they do not play with the appliance.
If the supply cord is damaged, it must be replaced by the manufacturer or its service agent or