Bitzer HS.8851

SB-110-4 31
6.7.2 Start ................................................................................................................................................. 50
6.7.3 Set high pressure and low pressure switches (HP + LP)................................................................. 51
6.7.4 Setting the condenser pressure control ........................................................................................... 51
6.7.5 Vibrations and frequencies .............................................................................................................. 51
6.7.6 Checking the operating data............................................................................................................ 51
6.7.7 Control logic requirements............................................................................................................... 51
6.7.8 Particular notes on safe compressor and system operation............................................................ 51
7 Operation............................................................................................................................................................52
7.1 Regular tests................................................................................................................................................52
8 Maintenance.......................................................................................................................................................52
8.1 Use of flammable refrigerants of safety group A2L .....................................................................................52
8.2 Arranging for removal clearances................................................................................................................52
8.3 Integrated pressure relief valve ...................................................................................................................53
8.4 Integrated check valve.................................................................................................................................53
8.5 Oil stop valve ...............................................................................................................................................53
8.6 Oil filter.........................................................................................................................................................53
8.7 Oil change....................................................................................................................................................55
9 Decommissioning..............................................................................................................................................55
9.1 Standstill ......................................................................................................................................................55
9.2 Dismantling the compressor ........................................................................................................................55
9.3 Disposing of the compressor .......................................................................................................................56
10 Mind when mounting or replacing ...................................................................................................................56
10.1 Screwed connections...................................................................................................................................56
10.2 Special screwed connections ......................................................................................................................57
10.3 Sight glasses ...............................................................................................................................................57
10.4 Electrical contacts........................................................................................................................................57
10.5 Special screwed connections inside the compressor ..................................................................................58