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3) Pull out the two black
wires connected with the
four way valve.
4) Pull out connectors of
the compressor top temp.
sensor, condenser coil
temp. sensor(T3),outdoor
ambient temp. sensor(T4)
and discharge temp.
sensor(T5).
5) Remove the ground
wires .
6) Remove the power
supply wires(L1,L2,S).
7) Then remove the
electronic control box.
Four connectors of temp. sensors.
Two black wires of four way valve
