Gree GMV-VQ680WM/C-X Service Manual page 367

Gree
(2) Wrap the solenoid valve with a damp cloth.
(3) Adopt nitrogen protection during welding. The nitrogen pressure is 0.5±0.1kgf/cm2
(relative pressure).
(4) Install the new solenoid valve coil to the exact position.
(5) Use a torque wrench to fix the solenoid valve coil.
(6) Fix the wires according to the original requirements by referring to the unit wiring
diagram.
(7) Make sure that the components and cables are properly connected.
(8) Install the panel.
5.1.16 Disassembly and assembly operation
Preparation
（1）Use the on-site power supply circuit breaker to turn off the power of the GMV6HR multi
VRF system.
（2）Ensure that there is no refrigerant in the piping system of the unit.
（3）To remove the upper and lower panels of the unit, please refer to section 5.1.1 Remove
the Panel.
（4）To remove the unit condenser, please refer to section 5.1.7 Remove the Condenser.
Disassembly steps
（1）Remove the pipe fixing blocks near the nozzle of the refrigerant adjustment tank;
（2）Unsolder the pipe nozzle to separate the connecting pipe from the refrigerant
adjustment tank;
（3）Use tools to remove 3 fixing bolts and remove the refrigerant adjustment tank;
GMV6 HR DC Inverter VRF Units Service Manual
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