85
Test Operation, Troubleshooting and Maintenance
Replacement of the vapor-liquid separator
Note: properly reclaim refrigerant, prepare tools and keep good ventilation.
Steps Image Instructions
5. Replace it with
a new one.
Install the new vapor-liquid separator
as per reverse steps as stated above.
6.When it is
required to add
lubricating oil,
charge it from the
inlet of the vapor-
liquid separator
before soldering.
• Charge lubrication oil from the inlet
of the vapor-liquid.
• separator and then do soldering.
7. Reconnect
pipes; vacuum the
system; recharge
refrigerant and
then put back the
panel.
• Solder pipes and do charge nitrogen
during soldering.
• Keep the vacuum degree to -1.0bar.
Vacuuming period would be longer
for the repaired unit.
• Charged refrigerant should be
the same as that stated at the
nameplate.
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