UNIT IDENTIFICATION........................................................................... 4
INSTRUCTIONS FOR THE USER ............................................................... 5
COMMON CAUSES OF SHUTDOWN ...........................................................................................................................7
GENERAL WARNINGS ............................................................................ 8
RESIDUAL RISKS ................................................................................. 9
RECEPTION........................................................................................12
INSPECTION UPON RECEPTION...............................................................................................................................12
STORAGE ....................................................................................................................................................................12
HANDLING ...................................................................................................................................................................12
POSITIONING .....................................................................................13
GENERAL.....................................................................................................................................................................13
FUNCTIONAL CLEARANCES......................................................................................................................................13
POSITIONING ..............................................................................................................................................................13
WATER CONNECTIONS .........................................................................15
GENERAL.....................................................................................................................................................................15
EXCHANGER USE SIDE .............................................................................................................................................15
DIAGRAM OF RECOMMENDED USE SIDE CONNECTION.......................................................................................16
USE SCHEMA ..............................................................................................................................................................16
WINTER CONDENSATION..........................................................................................................................................16
ELECTRICAL CONNECTION ...................................................................17
GENERAL.....................................................................................................................................................................17
STANDARD UNIT ELECTRICAL DATA .......................................................................................................................17
CONNECTION TO THE MAINS ...................................................................................................................................18
SYSTEM COMPOSITION.............................................................................................................................................18
FUNCTIONAL CONNECTIONS....................................................................................................................................19
START-UP..........................................................................................32
PRELIMINARY CHECKS..............................................................................................................................................32
REFRIGERANT SYSTEM ............................................................................................................................................32
WATER SYSTEM .........................................................................................................................................................32
ELECTRICAL SYSTEM ................................................................................................................................................32
VERIFy tensions – absorptions.....................................................................................................................................33
UNIT EQUIPPED WITH SCROLL COMPRESSORS ...................................................................................................33
REMOTE INPUT CONFIGURATIONS .........................................................................................................................33
SETTING THE SET-POINT ..........................................................................................................................................33
EVAPORATOR WATER FLOW RATE .........................................................................................................................33
REFRIGERANT CIRCUIT PARAMETER CHECK ........................................................................................................33
CONTROL ..........................................................................................34
OPERING MODES .......................................................................................................................................................34
SET POINT...................................................................................................................................................................36
USER REMOTE KEYPAD ............................................................................................................................................37
FUNCTIONING TEST...................................................................................................................................................38
ACCESSIBLE PARAMETERS FROM REMOTE OR SERVICE KEYBOARD ..............................................................39
PARAMETER MODIFICATION.....................................................................................................................................39
VISIBLE STATUS FROM REMOTE KEYBOARD OR SERVICE KEYBOARD.............................................................40
STATUS DISPLAY........................................................................................................................................................40
ALARMS .......................................................................................................................................................................41
ROUTINE MAINTENANCE.......................................................................42
MAINTENANCE INSPECTIONS...................................................................................................................................43
97/23 CE PED directive ................................................................................................................................................43
PUT AT REST...............................................................................................................................................................43
REFRIGERANT TABLES .............................................................................................................................................44
TROUBLESHOOTING ............................................................................45
DECOMMISSIONING OF THE UNIT ...........................................................47
DISCONNECTING THE UNIT ......................................................................................................................................47
DISMANTLING AND DISPOSAL ..................................................................................................................................47
DIMENSIONS ......................................................................................50
TECHNICAL DATA................................................................................53
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