GREE ELECTRIC GUHD09NK3CO Service Manual page 157

9. Charge refrigerant
through liquid valve
Disassembly and Assembly of 4-way valve
Note: Before removing the 4-way valve, make sure that there is no refrigerant inside the pipe system and that the power has been
cut off.
Step
1. Loosen the solenoid
valve
2. Remove the solenoid
valve
3. Remove the 4-way
valve
Illustration
Inverter Service Manual
Recharge the refrigerant to the system
through liquid valve.
The charge volume must be identical to
the indications on nameplate.
Handling Instruction
a. Cut off the power supply
b. Recover the refrigerant.
c. Loosen the bolts on the solenoid valve
with a wrench.
Remove the solenoid away from the
four-way valve.
connected on the four opennings of
4-way valve. Then, pull them out from
4-way valve.
record the orientation of 4-way valve
and installing position of each opening.
U-Match Series DC
154