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5.3. Unpacking ......................................................................................................................... 41
5.4. Storage ............................................................................................................................. 41
6. Installation ............................................................................................................................... 42
6.1. Overview ........................................................................................................................... 42
6.2. Installation site ................................................................................................................. 42
6.2.1. General information ................................................................................................. 42
6.2.2. Minimum room volume ............................................................................................ 42
6.2.3. Ambient temperature ............................................................................................... 43
6.2.4. Effect of surrounding air flow .................................................................................. 43
6.2.5. Minimum clearances ............................................................................................... 43
6.2.6. External attachments ............................................................................................... 43
6.2.7. Process level ............................................................................................................. 44
6.2.8. Surface and foundation ........................................................................................... 44
6.2.9. Stability ..................................................................................................................... 45
6.2.10. Levelling .................................................................................................................... 45
6.2.11. Vibration isolation .................................................................................................... 45
6.2.12. Installation ................................................................................................................ 46
6.2.13. Hydraulic installation ............................................................................................... 46
6.2.14. Frost protection measures ...................................................................................... 47
6.2.15. Flushing the cold water circuit ................................................................................ 47
6.2.16. Filling ......................................................................................................................... 47
6.2.17. Venting ...................................................................................................................... 49
6.2.18. Electrical installation ................................................................................................ 50
7. Commissioning ........................................................................................................................ 51
7.1. Installation checklist ........................................................................................................ 51
8. Operation.................................................................................................................................. 52
8.1. Switching on ..................................................................................................................... 52
8.2. Selecting the operating mode ......................................................................................... 52
8.3. External release ............................................................................................................... 52
8.4. Control .............................................................................................................................. 52
8.5. Control panel .................................................................................................................... 53
8.5.1. Start screen .............................................................................................................. 54
8.5.2. Main menu ................................................................................................................ 55
8.5.3. Information ............................................................................................................... 55
8.5.4. Settings ..................................................................................................................... 57
8.5.5. Alarm menu .............................................................................................................. 58
8.6. Parameters ....................................................................................................................... 58
8.7. Controller description ...................................................................................................... 59
8.7.1. Electronic level monitoring ...................................................................................... 59
8.7.2. Switching the chiller On/off ..................................................................................... 59
8.7.3. Cold water flow temperature control ...................................................................... 60
8.7.4. Compressor control .................................................................................................. 61
8.7.5. Fan speed control .................................................................................................... 62
8.7.6. Electronic expansion valve control .......................................................................... 62
8.7.7. Temperature limit monitoring .................................................................................. 62
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