10.2 Important information for service personnel
72
10.3 Cleaning the heat exchanger
72
10.3.1
Mechanical cleaning
73
10.3.2
Chemical cleaning
73
10.4 Maintenance
73
10.4.1
General instructions
73
10.4.2
Repair work
74
10.4.2.1
Repair information
74
10.4.2.2
Repairs of pressure vessels subject to approval inspection
74
10.4.3
Maintenance intervals
74
10.4.4
Maintenance work
74
10.4.4.1
Maintenance of the screw compressor
74
10.4.4.2
Changing the block mounting filter element
75
10.4.4.3
Replacing the oil filter
75
10.4.4.4
Maintenance of the suction filter
76
10.4.4.5
Oil draining, oil filling, oil change
76
10.4.4.6
Oil pump maintenance
78
10.4.4.7
Changing the fine oil separation cartridges
78
10.4.4.8
Tightening screw fastenings
79
10.4.4.9
Coupling maintenance
79
10.4.4.10 Checking the function of check valves
79
10.4.4.11 Searching for leaks on the refrigerant side / leak test
79
10.4.4.12 Venting the refrigerant circuit
80
10.4.4.13 Refrigerant evacuation
80
10.4.4.14 Checking the bearing noise
81
10.4.4.15 Checking the solenoid valves for capacity control
81
10.4.4.16 Checking the oil heater
81
10.4.4.17 Maintenance of the compressor drive motor
81
10.4.4.18 Checking the start regime
81
10.4.4.19 Checking the safety devices
81
10.4.4.20 Checking the operating parameters
81
10.4.4.21 Maintenance of the switching cabinet
82
10.4.4.22 Checking the earth connection
83
10.4.4.23 Insulation
83
10.4.4.24 Check of the tightening torque on the adjusting elements of the fixing base.
83
11 DECOMMISSIONING
84
11.1 Shut-down in the event of dangerous situations
84
11.2 Standstill for a period <48 hours
84
11.3 Standstill for a period >48 hours
84
11.4 Measures during shutdowns
84
11.4.1
Monthly measures during standstill
85
11.4.2
Four weeks before restarting
85
12 DECOMMISSIONING, DISPOSAL
86
Operating Manual | GEA Grasso M-Series
Screw Compressor Packages
GEA Refrigeration Germany GmbH | P_261511_1 | Generated 01.04.2015
7
Содержание Grasso M-Series
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