●Weld the four pipe joints with the oil
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 oil separator.
●
Tighten the electric heating belt.
●Check various parts and connecting
lines.
●
If no problem is found, hook the
front panels and tighten the screws.