Gree GMV5 Series Service Manual page 211

Precondition: No refrigerant exists in the pipeline system and the power supply has been disconnected.
Step
1. Loosen the hooks
at the bottom of the
electric box and the
screws.
2. Remove the
electric box.
3. Disassemble the
four-way valve.
4. Remove the
four-way valve.
GMV5 DC INVERTER VRF UNITS SERVICE MANUAL
Diagram
Four-way valve
208
Operation Procedure
● Remove the upper and lower
front panels.
● Loosen the hooks at the
bottom of the electric box.
● Use a screwdriver to unscrew
the electric box.
●Disconnect internal and
external connecting lines of the
electric box.
●Protect the internal parts
during the disassembly.
Use a screwdriver to unscrew
accessories of the four-way
valve.
Remove the accessories.
●Heat the connecting pipes of
the four-way valve by acetylene
welding and then remove the
pipes.
●Record the direction of the
valve and position of the pipe
joints.
Note: Avoid nearby parts from
being burnt during welding.
● Remove the four-way valve
from the pipeline.