23
TEST OPERATION
Electrical
safet inspection
Chec
hether the po er supp
oltage co plies ith specification.
Chec
hether there is an
rong or issing connection bet een the
po er lines signal line and earth ires.
Chec
hether the earth resistance and insulation resistance co p
ith
re uire ents.
stallation
safet inspection
Confir the direction and s oothness of drainage pipe.
Confir that the oint of refrigerant pipe is installed co plete .
Confir the safet of outdoor unit ounting plate and indoor unit
installation.
Confir that the a es are full open.
Confir that there are no foreign ob cts or tools left inside the unit.
Co plete installation of indoor unit air inlet grille and panel.
Refrigerant
lea age detection
The piping oint the connector of the t o a es of the outdoor unit the
a e spoo the elding port etc
here lea age a occur.
Foa detection ethod:
pp soap
ater or foa e en on the parts here lea age a occur
and obser e hether bubbles appear or not if not it indicates that the
lea age detection result is safe.
Lea detector ethod:
Use a professional lea detector and read the instruction of operation
detect at the position here lea age a occur.
The duration of lea detection for each position should last for 3 inutes
or ore;
the test result sho s that there is lea age the nut should be tightened
and tested again until there is no lea age;
fter the lea detection is co pleted rap the e posed pip connector of
indoor unit ith ther al insulation aterial and rap ith insulation
tape.
st run.
est Run
Description
Inspection method