GREE DC INVERTER HEAT PUMP CONDENSING UNIT SERVICE MANUAL
91
Removal of 4-Way Valve
NOTE: Before removing the 4-way valve, make sure refrigerant is fully discharged from the unit and power is cut off.
Step Picture Work Instruction
3. Replace the 4-way valve
and connect it to the
connection pipes.
Replace the 4-way valve
and then use a soldering
gun to weld the 4 joints of
the 4-way valve.
NOTE:When welding the
pipes, the 4-way valve
should be wrapped with
wet cloth for cooling. Do
not let the flame burn the
other components.
4. Install the coil of 4-way
valve.
Tighten the screws of the
coil of 4-way valve with a
screwdriver.
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