Bitzer OSKA9553 Instructions De Service page 21

7.1 Regular tests................................................................................................................................................ 31
8 Maintenance....................................................................................................................................................... 31
8.1 Integrated pressure relief valve ................................................................................................................... 31
8.2 Integrated check valve................................................................................................................................. 31
8.3 Oil filter......................................................................................................................................................... 31
8.4 Oil change.................................................................................................................................................... 32
8.5 Shaft seal..................................................................................................................................................... 32
8.6 Coupling....................................................................................................................................................... 32
8.6.1 Elastomer elements ......................................................................................................................... 32
8.6.2 Checking the elastomer elements for wear...................................................................................... 32
9 Decommissioning.............................................................................................................................................. 33
9.1 Standstill ...................................................................................................................................................... 33
9.2 Dismounting the compressor ....................................................................................................................... 33
9.3 Disposing of the compressor ....................................................................................................................... 33
9.4 Dismounting the oil separator and oil cooler................................................................................................ 33
10 Tightening torques for screwed connections................................................................................................. 33
10.1 Mind when mounting or replacing................................................................................................................ 33
10.2 Screwed connections................................................................................................................................... 34
10.3 Solenoid valves............................................................................................................................................ 34
10.4 Screwed joints of terminal box cover ........................................................................................................... 35
10.5 Sealing screwed joints for the openings into terminal box and module housing ......................................... 35
10.6 Electrical contacts........................................................................................................................................ 35
10.7 Sight glasses ............................................................................................................................................... 36
10.8 Special screwed connections inside the compressor .................................................................................. 36
10.8.1 Pressure relief valve ........................................................................................................................ 36
10.8.2 Fixings in terminal boxes and module housings .............................................................................. 36
10.8.3 Connecting flange to FI cooling plate with CSV............................................................................... 36
10.8.4 SPI sensor ....................................................................................................................................... 37
10.8.5 Set screws at shaft seals ................................................................................................................. 37
10.8.6 Locking screws of grooved nuts on shafts ....................................................................................... 37
10.8.7 Fixing of electrical motor .................................................................................................................. 37
10.8.8 Capacity control ............................................................................................................................... 37
SB-520-2 21