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Pinch the charging pipe with pliers. Remove the service valve
and solder the hole together.
Brush off all solderings in the system and check for possible
leakage with an electronic leak detector. Check the pressure
side when the compressor is in operation and the suction side
when the system is pressure equalized.
Coat the area around the solderings with tectyl or paint for
corrosion protection.
Test the unit. Check to ensure that the evaporator frost over as
usual.
The refrigerant bag is dismounted from the vacuum pump
outlet and the refrigerant is later emptied to a pressure vessel
intended for used refrigerant. This is done using a special
emptying unit - see section 2.1.2.
21.