GEA RedGenium, Инструкция по эксплуатации, Страница: 11 / 118

8.3 Description of the control elements 88
8.3.1 Requirements for switching on 88
8.3.2 Compressor regulation 89
8.3.3 Setting of setpoint and limit values as well as safety devices 89
8.3.4 Operation of the system 90
9 Cleaning 91
9.1 Special personnel qualification 91
9.2 Safety Instructions 91
9.3 Clean 91
9.3.1 Mechanical cleaning 91
9.3.2 Chemical cleaning of the heat exchanger 91
10 Maintenance 92
10.1 Personnel qualification - Important information for service personnel 92
10.2 Safety Instructions 92
10.3 Preparation for maintenance 93
10.3.1 General instructions 93
10.3.2 Maintenance intervals 94
10.4 Maintenance work 95
10.4.1 Opening the compressor 95
10.4.2 Replacing the oil filter 95
10.4.3 Dismantling the compressor suction filter 95
10.4.4 Oil draining, oil filling, oil change 96
Importance of oil change 96
Oil change, maintenance work 96
Changing the oil, implementation 96
Used oil 97
Draining the oil 97
Checking the oil level 97
Filling with oil, topping up with oil 97
10.4.5 Tightening screw fastenings 98
10.4.6 Coupling maintenance 98
10.4.7 Checking the function of check valves 98
10.4.8 Searching for leaks on the refrigerant side / leak test 98
10.4.9 Venting the refrigerant circuit 99
10.4.10 Refrigerant side evacuation 100
10.4.11 Draining refrigerant circuit 100
10.4.12 Charging refrigerant 101
10.4.13 Draining the refrigerant 101
10.4.14 Maintenance of the compressor drive motor 102
10.4.15 Checking the operating parameters 102
10.4.16 Maintenance of the switching cabinet 103
10.4.17 Checking the earthing connections 103
10.4.18 Insulation 103
10.4.19 Checking the tightening torques at the adjusting elements. 103
11 Alarms 104
11.1 Special personnel qualification 104
11.2 Safety Instructions 104
11.3 Special dangers 104
11.3.1 Shut-down in the event of dangerous situations 104
11.4 Instructions regarding malfunctions, their causes and remedies 105
11.5 Repairs 107
11.5.1 Repair information 107
11.5.2 Repairs of pressure vessels subject to approval inspection 107
12 Decommissioning 108
12.1 Special personnel qualification 108
12.2 Safety Instructions 108
12.3 Temporary decommissioning 108
12.3.1 Shut-down for a period of <48 hours 108
12.3.2 Shut-down for a period of >48 hours 109
12.3.3 Measures during downtimes 109
12.3.4 Monthly measures during downtime 109
12.3.5 Four weeks before restarting 110
L_151511_2
19.12.2019 11