Trane Picco R32-140, User& Installer'S Manual

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Picco R32
Inverter air/water heat pumps with axial fan
3
Contents
1. PURPOSE AND CONTENTS OF THE MANUAL ................................................................5
1.1 HOW TO KEEP THE MANUAL ....................................................................................5
1.2 GRAPHIC SYMBOLS USED IN THE MANUAL ............................................................5
2. NORMATIVE REFERENCES ............................................................................................... 5
3. PERMITTED USE ............................................................................................................... 5
4. GENERAL SAFETY GUIDELINES .......................................................................................6
4.1 WORKERS' HEALTH AND SAFETY ..............................................................................6
4.2 PERSONAL PROTECTIVE EQUIPMENT ......................................................................7
4.3 SAFETY SIGNS ............................................................................................................. 8
4.4 REFRIGERANT SAFETY DATA SHEET .........................................................................9
4.5 SPECIFIC R32 GAS WARNINGS ................................................................................10
4.6 R32 GAS CHARGE ..................................................................................................... 10
4.7 R32 GAS DISPOSAL .................................................................................................. 10
4.8 SAFETY RULES FOR R32 GAS TRANSPORT AND STORAGE ....................................10
5. INSTALLATION ................................................................................................................ 10
5.1 GENERAL .................................................................................................................. 10
5.2 TRANSPORT AND STORAGE LIMIT TEMPERATURE ...............................................11
5.3 LIFTING AND HANDLING .........................................................................................11
5.3.1 LIFTING MODE ........................................................................................................ 11
5.4 POSITIONING AND MINIMUM TECHNICAL CLEARANCES ....................................12
5.5 DIMENSIONS ............................................................................................................ 14
5.5.1 Standard version ..................................................................................................... 14
5.5.2 Version with tank kit ...............................................................................................14
5.6 CENTRE OF GRAVITY AND DAMPERS LOCATION ..................................................15
5.7 ACCESSING THE INNER PARTS ................................................................................16
5.7.1 Access to the inside of the unit on the electrical panel side ..................................16
5.7.2 Access to the inside of the unit on the hydronic kit side ........................................17
5.8 PLUMBING CONNECTIONS .....................................................................................17
5.8.1 Features of the circuit water ..................................................................................18
5.8.2 Hydraulic diagram inside the unit ...........................................................................18
5.8.3 Drainage system ..................................................................................................... 20
5.8.4 Filling / Discharge of the plant ................................................................................20
5.8.5 Service sleeves ....................................................................................................... 21
5.9 ELECTRICAL CONNECTIONS ....................................................................................21
5.9.1 Access to electric panel ..........................................................................................22
5.9.2 Power supply .......................................................................................................... 22
5.9.3 User terminal block ................................................................................................23
5.9.4 Control logics .......................................................................................................... 24
5.9.5 Fuses ....................................................................................................................... 24
5.10 FUNCTIONAL DIAGRAMS ......................................................................................25
5.10.1 Picco R32 .............................................................................................................. 25
6. START UP ........................................................................................................................ 26
6.1 SWITCHING ON THE UNIT .......................................................................................26
7. INSTRUCTIONS FOR THE USER .....................................................................................26