Gree GMV-1015WM/G-U, Service Manual

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Gree GMV6 DC Inverter VRF Units Service Manual
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(4) Nitrogen protection should be applied. Refer to Table 1 for nitrogen pressure.
When welding, do not get the other components burnt.
(5) Install the electronic expansion valve coil to the correct position and turn it clockwise until a click
is heard, indicating that it is in place.
(6) Wrap the damping block.
(7) Fix the wires according to the original requirements. Refer to the unit wiring diagram.
(8) Make sure that the components and cables are properly connected.
(9) After checking that there is no problem, buckle the front panel and tighten the screws.
5.8 Removing and Installing Oil Separator
Preparations
(1) Use the power circuit breaker to switch off the power of the GMV6 VRF system.
(2) Make sure that the unit pipeline system is free of refrigerant.
(3) Remove the unit’s upper and bottom panels by referring to 5.1.1 Removing the Unit Panel.
Removing procedure
(1) Use a screwdriver to remove the screws that connect the oil separator to the bracket, and
remove the bracket or the pipe clamp on the bracket.
(2) Weld and loosen the three connection points of the oil separator, and then pull the connecting
tube off. Note: When welding, do not get the other components burnt.
(3) Use a screwdriver to loosen the fixing bolt for the oil separator.
(4) Remove the oil separator from the chassis.
1 --- Oil separator 2 --- Connection point 3 --- Oil separator bracket
4 --- Screws 5 --- Bolts and washers
Installation procedure
(1) Install the oil separator in place and tighten the foot bolts of the oil separator.