steps are usually adopted when outdoor unit is installed below the indoor unit.
z In case that you want to have additional water discharge pipe, the end of pipe should be
within certain distance from the floor (to prevent water from draining back into the pipe). Fix
it onto the wall so it won’t be swayed by wind.
z Wrap the pipes and connection wire well from
below to top.
z Wrap up the pipes that are rounded up in the
way shown in the picture so it can prevent
water from entering the room.
z Use clips or other fixture to fasten the pipes
to the walls.
Expelling the air in the pipes and the indoor unit
Expelling the air: humid air in the refrigerating system might cause trouble of compressor.
z Take off the cover from the stop valve
and T-branch valve.
z Take off the auxiliary cover from the
T-branch valve.
z Turn the stop valve rod anti-clock wise to
an angle of 90 degree, keep it open for 8
seconds and close the valve.
z Check whether there is air leakage at all
connection parts of pipes.
z Push the top rod of T-branch valve by
hexagon wrench to expel air.
z Repeat the third and fifth steps.
z Open the stop and T-branch valve with a hexagon wrench to make the unit operate.
z No leakage is allowed, please check all the piping connection parts. You must test the leakage,
generally, it can be tested by soap water.
Electrical connection
z Unscrew the screw, take off the control panel cover from the unit.
z Cooling type: connect the wire to the related connection point on the panel and connect the
signal connection plug.
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