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CONTENTS
1PURPOSE AND CONTENTS OF THE MANUAL ..............................................................................................................5
1.1 HOW TO KEEP THE MANUAL...........................................................................................................................................5
1.2 GRAPHIC SYMBOLS USED IN THE MANUAL ................................................................................................................5
2NORMATIVE REFERENCES ...............................................................................................................................................5
3PERMITTED USE ...................................................................................................................................................................6
4GENERAL SAFETY GUIDELINES ......................................................................................................................................6
4.1 WORKERS’ HEALTH AND SAFETY .................................................................................................................................6
4.2 PERSONAL PROTECTIVE EQUIPMENT...........................................................................................................................7
4.3 SAFETY SIGNS.....................................................................................................................................................................7
4.4 REFRIGERANT SAFETY DATA SHEET............................................................................................................................8
4.5 SPECIFIC R32 GAS WARNINGS.........................................................................................................................................9
4.6 R32 GAS CHARGE ...............................................................................................................................................................9
4.7 R32 GAS DISPOSAL.............................................................................................................................................................9
4.8 SAFETY RULES FOR R32 GAS TRANSPORT AND STORAGE ......................................................................................9
5INSTALLATION......................................................................................................................................................................9
5.1 GENERAL ...........................................................................................................................................................................10
5.2 LIFTING AND HANDLING ...............................................................................................................................................10
5.3 POSITIONING AND MINIMUM TECHNICAL CLEARANCES .....................................................................................11
5.4 DIMENSIONS .....................................................................................................................................................................13
5.4.1 Model HPE R32 06 / 08 ................................................................................................................................................ 13
5.4.2 Model HPE R32 10 / 10T / 12 / 12T............................................................................................................................ 14
5.4.3 Model HPE R32 14/14T/16/16T/18T .......................................................................................................................... 14
5.5 ACCESSING THE INNER PARTS .....................................................................................................................................15
5.5.1 Mod. HPE R32 06 / 08 ................................................................................................................................................ 15
5.5.2 Mod. HPE R32 10 / 10T / 12 / 12T.............................................................................................................................. 15
5.5.3 Mod. HPE R32 14 / 16 ................................................................................................................................................ 16
5.6 PLUMBING CONNECTIONS ............................................................................................................................................16
5.6.1 Features of the circuit water....................................................................................................................................... 17
5.6.2 Typical plumbing diagram.......................................................................................................................................... 17
5.6.3 Handbook.................................................................................................................................................................... 17
5.6.4 Condensation discharge system .................................................................................................................................. 17
5.6.5 Filling the system ........................................................................................................................................................ 18
5.6.6 Discharge of the plant................................................................................................................................................. 18
5.6.7 Service sleeves ............................................................................................................................................................ 18
5.6.8 Air venting valve ......................................................................................................................................................... 18
5.7 FUNCTIONAL DIAGRAMS..............................................................................................................................................19
5.7.1 HPE R32 04/06 / 08 .................................................................................................................................................19
5.7.2 HPE R32 10 / 10T / 12 / 12T.................................................................................................................................... 20
5.7.3 HPE R32 14/14T / 16 / 16T /18T............................................................................................................................. 21
5.8 ELECTRICAL CONNECTIONS........................................................................................................................................22
5.8.1 Access to the electric panel......................................................................................................................................... 22
5.8.2 Power supply terminal block ...................................................................................................................................... 22
5.8.3 User terminal block .................................................................................................................................................... 24
5.8.4 Control logics ............................................................................................................................................................. 26
5.8.5 Fuses ........................................................................................................................................................................... 26
6STARTUP................................................................................................................................................................................26
6.1 SWITCHING ON THE UNIT ..............................................................................................................................................26
7INSTRUCTIONS FOR THE USER......................................................................................................................................26
8SHUTDOWNS FOR LONG PERIODS................................................................................................................................27
9MAINTENANCE AND PERIODIC CHECKS....................................................................................................................27
9.1 CLEANING THE FINNED COIL........................................................................................................................................28
9.1.1 Cleaning the finned coils treated with the anti-corrosion method.............................................................................. 28
9.2 EXTRAORDINARY MAINTENANCE..............................................................................................................................28
9.3 ENVIRONMENTAL PROTECTION ..................................................................................................................................28