GMV5 DC INVERTER VRF UNITS SERVICE MANUAL
214
2. Remove the
electric box.
●Disconnect internal and
external connecting lines of the
electric box.
●Protect the internal parts
during the disassembly.
3. Disassemble the
gas/liquid separator.
●Heat the connecting pipes of
the gas/liquid separator by
acetylene welding and then
remove the pipes.
Note: Avoid nearby parts from
being burnt during welding.
4. Remove the
gas/liquid separator.
●Unscrew and remove the
gas/liquid separator.
5. Install a new
gas/liquid separator.
●Put the gas/liquid separator
based on the position of the
suction and discharge pipes and
weld the pipes with the
gas/liquid separator.
●During welding, charge
nitrogen into the pipes. The
pressure should be controlled
within 0.5±0.1 kgf/cm2 (relative
pressure).
Note: Avoid nearby parts from
being burnt during welding.
●Screw the gas/liquid separator.
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