19
Installation and Maintenance
Service Manual
Part
Ⅱ
: Installation and Maintenance
Follow this instruction to complete the
installation work.
Please carefully read this manual
before unit startup and service.
Installation should be conducted by
dealer or qualified personnel. Please
do not attempt to install the unit by
yourself. Improper handling may result
in water leakage, electric shock or fire
disaster etc.
Make sure the unit can be earthed
properly and soundly after plugging into
the socket so as to avoid electric shock.
Please do not connect the groundwire
to gas pipe, water pipe, lightning rod or
telephone line.
Before installation,please check if the
power supply is in accordance with
the requirements specified on the
nameplate.And also take care of the
power safety.
Be sure to use the excluxive
accessory and part to prevent the
water leakage,electric shock and fire
accidents.
Wire size of power cord should be large
enough The damaged power cord and
connection wire should be replaced by
exclusive cable.
Never fail to comply with the nitrigen
charge requirements. Charge nitrogen
when welding pipes.
Please firstly connect the wired
controller before energization,otherwise
wired controller can not be used.
If refrigerant leakage happens
during installation, please ventilate
immediately.Poisonous gas will emerge
if the refrigerant gas meets re.
After connecting the power cord, please
fix the electric box cover properly in
order to avoid accident.
Never short-circuit or cancel the
pressure switch to prevent unit damage.
Before using the unit, please. check
if the piping and wiring are correct
to avoid water leakage, refrigerant
leakage,electric shock, or re etc.
exclusive
N
2
Forbidden Items! It indicates that improper operation might lead to human casualty or sever injury.
Items need to be followed. It indicates that improper operation might lead to personal injury or property damage.
7. Safety Precautions
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