Lauda RE 104, Operating Instructions Manual

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II
1 BRIEF OPERATING INSTRUCTIONS ...........................................................................................1
2 CONTROL AND FUNCTIONAL ELEMENTS.................................................................................2
3 UNIT DESCRIPTION .....................................................................................................................3
3.1 Unit types ...............................................................................................................................3
3.2 Pumps.....................................................................................................................................3
3.3 Temperature indication, control, and safety circuit ............................................................4
3.4 Materials .................................................................................................................................4
3.5 Refrigeration system .............................................................................................................4
4 UNPACKING .................................................................................................................................5
5 PREPARATIONS ...........................................................................................................................6
5.1 Assembly and setting up.......................................................................................................6
5.2 Filling and emptying ..............................................................................................................7
5.3 Bath liquids and hose connections ......................................................................................9
5.4 Connection of external circuits...........................................................................................11
6 STARTING UP .............................................................................................................................12
6.1 Connection to the supply ....................................................................................................12
6.2 Switching on ........................................................................................................................12
6.3 Setpoint selection ................................................................................................................13
6.4 Menu functions ....................................................................................................................14
6.4.1 Refrigeration system (level 1) ..........................................................................................................14
6.4.2 Pump output......................................................................................................................................15
6.4.3 User calibration.................................................................................................................................16
6.5 Warning and safety functions .............................................................................................17
6.5.1 Overtemperature protection and testing........................................................................................17
6.5.2 Low-level protection and testing ....................................................................................................19
6.5.3 Pump motor monitoring...................................................................................................................19
6.5.4 Other error messages ......................................................................................................................20
7 SAFETY NOTES..........................................................................................................................21
7.1 General safety notes............................................................................................................21
7.2 Other safety notes ...............................................................................................................21
8 MAINTENANCE ...........................................................................................................................23