Gree GMV-Pdhm1800W4/Na-M, Инструкция по установке и эксплуатации, Страница: 74 / 96

72
Reclaim refrigerant
Warning!
The reclaiming work shall be done by prefessionals
GREE heat recovery DC inverter multi-connected units system is designed as 3-pipe system. Thus, when
refrigerant on the indoor side is needed to be reclaimed to the outdoor side in the treatment of after-sales
problems, the following operation matters must be paid attention to.
GREE heat recovery DC inverter multi-connected units system has after-sales refrigerant reclaiming
processing program. To enter refrigerant recovery mode, KEY3 on 1# module mainboard shall be pressed
persistently for 5 seconds, and then all indoor units will work automatically under cooling mode and outdoor
compressor start running.
When the system operates 5 minutes after the refrigerant reclaiming program is entered, refrigerant
reclaiming can be carried out.
Step 1: valves and oil equalized valves on the high pressure gas piping of all the modules and low pressure
refrigerant circulating valve of gas-liquid separator shall be shut off.
Long press KEY3 on 1
＃ module for 5s to
enter the refrigerant
reclaiming program.
1 ＃ address
module