Gree GUD71PHS1/A-S - Page 132

GREE U-Match 6 SERIES UNIT SERVICE MANUAL
129
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
2. Break off the connection
pipes from the 4-way valve.
 Use a soldering gun to
loosen the 4 joints on the
4-way valve and then
remove the connection
pipes.
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.
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.
 Tighten up the screws of
electromagnetic coil with a
screwdriver.
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.
Model: Model: GUD140W1/NhA-X
Removal of fan and motor
Note: Before removing the fan, make sure power is cut off.
Step Picture Work instruction
1. Remove the grill.
 Use a screwdriver to
unscrew the two screws
on the upper left and lower
right corners.