Gree GMV-100WL/A-T, Руководство по обслуживанию

Страница: 139 / 173

GREE DC Inverter Multi VRF System II Service Manual
135
Removal operation for 4-way valve
Remark: Before removing the 4-way val
ve, please make sure that there’s no refrigerant inside the pipeline of system and
then power is disconnected.
Process Photo Operation Instruction
1. Disconnec the
electronic
expansion valve
from the pipeline
● Remove the coil of
electroc expansion
valve at first
● Weld the
connection pipe for
expansion valve, and
then pull out the
connection pipe
Note ˖ During welding
process, do not let
flame burn out other
parts
2. Take out the
electronic
expansion valve
and replace it
● Take out the
electronic expansion
valve and replace it