73
Reclaim refrigerant
Step 2: Valve on the liquid piping of one of the modules shall be shut off, and after 1.5 minute, valve on the
low pressure gas piping of the module shall be shut off, and then power supply of the module shall be turned
off by turning off the air switch of the module. And then repeat Step 2 on the next module.
Shut off valve on high
pressure gas piping
Shut off oil
equalized valve
Shut off gas-liquid
separator
Low pressure
refrigerant
circulating valve
Cut off the air switch in the module to
switch off the power supply of the
module where refrigerant is reclaimed.
1.5 minute after the valve on the
liquid piping is shut off; the
valve on the low pressure gas
piping shall be shut off.
Shut off valve on
liquid piping
Summary of Contents for GMV-Pdhm1800W4/Na-M
Page 65: ...63 56 4 way valve A 57 power input of mainboard...
Page 93: ......
Page 94: ......
Page 95: ......
