Gree GMVVQ1015WM/C-X, Service Manual

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Gree GMV6 HR DC Inverter VRF Units Service Manual
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Note:
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 or the rubber sleeve.
(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.
5.1.11 Removing and Installing Plate Heat Exchanger
Preparations
(1) Use the power circuit breaker to switch off the power of the GMV6 HR 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.
(4) To remove the unit condenser, please refer to section 5.1.7 Remove the Condenser.
Removing procedure
(1) Remove the temperature sensor near the nozzle and the bound pipe fixing block and
pipe clamp.
(2) Unsolder the pipe nozzle between plate heat exchanger and other pipelines, and then
pull the connecting tubes off.
Note:
When welding, do not get the other components burnt. The welding points of the plate heat
exchanger are steel and copper. Pay attention to the welding quality.
(3) Loosen the fixing screws of the plate heat exchanger assembly bracket and take out the
plate heat exchanger and the bracket as a whole.