GREE U-Match 5 SERIES UNIT SERVICE MANUAL
95
Model: GUD100W/NhA-T, GUD125W/NhA-T, GUD140W/NhA-T,
GUD100W/NhA-X, GUD125W/NhA-X, GUD140W/NhA-X
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
1. Take off the coil of the 4-way
valve.
●Carefully unscrew the screws of
electromagnetic coil with a
screwdriver.
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.
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.
