UNIT IDENTIFICATION ........................................................................... 4
INSTRUCTIONS FOR THE USER ............................................................... 5
COMMON CAUSES OF SHUTDOWN ........................................................................................................................... 8
GENERAL WARNINGS ............................................................................ 9
RESIDUAL RISKS ................................................................................ 10
RECEPTION ........................................................................................ 13
INSPECTION UPON RECEPTION ............................................................................................................................... 13
STORAGE .................................................................................................................................................................... 13
HANDLING ................................................................................................................................................................... 13
POSITIONING ..................................................................................... 14
GENERAL ..................................................................................................................................................................... 14
FUNCTIONAL CLEARANCES ...................................................................................................................................... 14
POSITIONING .............................................................................................................................................................. 14
WATER CONNECTIONS ......................................................................... 15
GENERAL ..................................................................................................................................................................... 15
EXCHANGER USE SIDE ............................................................................................................................................. 15
DIAGRAM OF RECOMMENDED USE SIDE CONNECTION ....................................................................................... 16
USE SCHEMA .............................................................................................................................................................. 16
RECOMMENDED SOURCE SIDE CONNECTION SCHEMA ...................................................................................... 16
SYSTEM MEASURES ON SOURCE SIDE .................................................................................................................. 17
ELECTRICAL CONNECTION ................................................................... 19
GENERAL ..................................................................................................................................................................... 19
STANDARD UNIT ELECTRICAL DATA ....................................................................................................................... 19
CONNECTION TO THE MAINS ................................................................................................................................... 20
SYSTEM COMPOSITION ............................................................................................................................................. 20
FUNCTIONAL CONNECTIONS .................................................................................................................................... 21
START-UP .......................................................................................... 29
PRELIMINARY CHECKS .............................................................................................................................................. 29
REFRIGERANT SYSTEM ............................................................................................................................................ 29
WATER SYSTEM ......................................................................................................................................................... 29
ELECTRICAL SYSTEM ................................................................................................................................................ 29
VERIFy tensions – absorptions ..................................................................................................................................... 30
UNIT EQUIPPED WITH SCROLL COMPRESSORS ................................................................................................... 30
REMOTE INPUT CONFIGURATIONS ......................................................................................................................... 30
SETTING THE SET-POINT .......................................................................................................................................... 30
EVAPORATOR WATER FLOW RATE ......................................................................................................................... 30
CONDENSER WATER FLOW RATE ........................................................................................................................... 30
REFRIGERANT CIRCUIT PARAMETER CHECK ........................................................................................................ 30
CONTROL .......................................................................................... 31
OPERING MODES ....................................................................................................................................................... 31
SET POINT ................................................................................................................................................................... 32
USER KEYPAD ............................................................................................................................................................ 34
REMOTE OR SERVICE KEYPAD (OPTIONALS) ........................................................................................................ 35
ROUTINE MAINTENANCE ....................................................................... 39
MAINTENANCE INSPECTIONS ................................................................................................................................... 39
97/23 CE PED directive ................................................................................................................................................ 40
PUT AT REST ............................................................................................................................................................... 40
REFRIGERANT TABLES ............................................................................................................................................. 40
TROUBLESHOOTING ............................................................................ 43
DECOMMISSIONING OF THE UNIT ........................................................... 45
DISCONNECTING THE UNIT ...................................................................................................................................... 45
DISMANTLING AND DISPOSAL .................................................................................................................................. 45
TECHNICAL DATA ................................................................................ 46
DIMENSIONS ...................................................................................... 49
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