ECO GOLD
4 Table of contents 25/08/2011/ YACE0088
8
Maintenance...............................................................................................................................................51
8.1 Alarms, warnings and errors ................................................................................................................51
8.1.1 Overtemperature protection: Alarm and checking ........................................................................51
8.1.2 Low level: Alarm and checking .....................................................................................................53
8.2 Device status........................................................................................................................................54
8.2.1 Store for errors, alarms and warnings...........................................................................................54
8.2.2 Device data ...................................................................................................................................54
8.2.3 Software version ...........................................................................................................................55
8.2.4 Displaying and changing the device type .....................................................................................55
8.2.5 Displaying serial numbers.............................................................................................................55
8.3 Servicing...............................................................................................................................................56
8.3.1 Cleaning........................................................................................................................................56
8.3.2 Servicing intervals to VDI 3033.....................................................................................................57
8.3.3 Inspecting the heat transfer liquid.................................................................................................57
8.3.4 Cleaning the condenser................................................................................................................58
8.3.4.1 Air-cooled condenser.............................................................................................................58
8.3.4.2 Water-cooled condenser........................................................................................................59
8.4 Fault finding..........................................................................................................................................61
8.5 Disposal information.............................................................................................................................62
8.5.1 Disposal of the refrigerant.............................................................................................................62
8.5.2 Disposal of the packaging.............................................................................................................62
8.6 Taking the device out of service...........................................................................................................63
8.7 Ordering replacement parts / LAUDA Service .....................................................................................64
9 Accessories................................................................................................................................................65
10 Technical data and graphs .......................................................................................................................67
11 Index ...........................................................................................................................................................75
Appendix with settings ....................................................................................................................................80
A Other settings ............................................................................................................................................81
A.1 Resetting to factory settings.................................................................................................................81
A.2 Setting the volume of the acoustic signals...........................................................................................82
A.3 Setting the chiller..................................................................................................................................82
A.4 Setting the display brightness ..............................................................................................................83
A.5 Defining the starting mode (Autostart) .................................................................................................83
A.6 Limiting the mains current consumption...............................................................................................84
A.7 Entering the offset of the displayed temperature (calibration) .............................................................84
A.8 Restoring the factory setting of the internal temperature sensor.........................................................85
B List of "Alarm and warning codes"..........................................................................................................86
C Graphical display of temperature measurements..................................................................................89
D External control .........................................................................................................................................91
D.1 Activating external control (external Pt100) .........................................................................................91
D.2 Show the selected control variable (external temperature) on the display ..........................................92
D.3 Setpoint offset operating mode (Diff.set/actual)...................................................................................92
E Programmer ...............................................................................................................................................93
E.1 Programming example .........................................................................................................................94
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