Bitzer K033N Instructions De Service page 29

6.2 Standstill ...................................................................................................................................................... 50
7 Maintenance....................................................................................................................................................... 50
7.1 Cleaning the coolant side ............................................................................................................................ 50
7.2 Mechanical cleaning of the pipe bundle....................................................................................................... 50
7.3 Removing the limescale............................................................................................................................... 51
8 De-commissioning ............................................................................................................................................ 51
8.1 Draining the coolant..................................................................................................................................... 51
8.2 Extracting the refrigerant ............................................................................................................................. 51
8.3 Disposal of the pressure equipment ............................................................................................................ 52
9 Tightening torques for screwed connections................................................................................................. 52
9.1 Mind when mounting or replacing................................................................................................................ 52
9.2 Screwed connections................................................................................................................................... 52
9.3 Sight glasses ............................................................................................................................................... 53
DB-200-6 29