2
CONTENT
1 - INTRODUCTION ............................................................................................................................................................................3
2 - SAFETY ADVISE ...........................................................................................................................................................................3
2.1 - General safety advise.................................................................................................................................................................. 3
2.2 - Safety standards for refrigerant ................................................................................................................................................... 4
3 - POSSIBLE TYPES OF ASSEMBLIES ..........................................................................................................................................5
4 - TRANSPORT .................................................................................................................................................................................6
4.1 - Transport ..................................................................................................................................................................................... 6
4.2 - Receipt of goods ......................................................................................................................................................................... 6
4.3 - Unit identi
fi
cation ......................................................................................................................................................................... 6
5 - HANDLING ....................................................................................................................................................................................6
Con
fi
gurations 1 and 3 ........................................................................................................................................................................ 9
Con
fi
gurations 2 and 4 ........................................................................................................................................................................ 9
Con
fi
gurations 5 and 6 ........................................................................................................................................................................ 9
6 - OPERATION LIMITS ...................................................................................................................................................................10
7 - POSITIONING AND INSTALLATION ..........................................................................................................................................10
7.1 - Storage ...................................................................................................................................................................................... 10
7.2 - Choice of location ...................................................................................................................................................................... 11
7.3 - Antivibrators assembly (silent-blocks) ....................................................................................................................................... 12
7.4 - Pre-assembly roofcurb (optional) .............................................................................................................................................. 13
7.5 - Centres of gravity, weight and reactions in the supports ........................................................................................................... 19
7.6 - Recommended service clearance ............................................................................................................................................. 21
8 - ELECTRICAL CONNECTION .....................................................................................................................................................23
8.1 - Installation norms ...................................................................................................................................................................... 23
8.2 - Power supply ............................................................................................................................................................................. 23
8.3 - Wire sizing ................................................................................................................................................................................. 23
8.4 - Electrical cabinet ....................................................................................................................................................................... 23
8.5 - “50FC” electronic control ........................................................................................................................................................... 25
8.6 - Location of sensors on the machine......................................................................................................................................... .25
8.7 - Sensors connection by the costumer ........................................................................................................................................ 25
9 - FANS AND AIR DUCTS ...............................................................................................................................................................28
9.1 - Checks in the axial fans ............................................................................................................................................................................28
9.2 - Checks in the EC plug-fans ....................................................................................................................................................... 28
9.3 - Checks in the centrifugal fans (optional) .................................................................................................................................... 28
9.4 - Air ducts connections ................................................................................................................................................................ 29
10 - CONDENSATE DRAIN ..............................................................................................................................................................30
11 - SAFETY ELEMENTS .................................................................................................................................................................31
12 - FACTORY OPTIONS AND ACCESSORIES .............................................................................................................................33
12.1 - Dampers hoods ....................................................................................................................................................................... 33
12.2 - Droplet eliminator at the fresh air intake.................................................................................................................................. 33
12.3 - Heat recovery wheel module (BW assembly) ......................................................................................................................... 34
12.4 - Air
fi
lters................................................................................................................................................................................... 35
12.5 - Heat recovery coil.................................................................................................................................................................... 36
12.6 - Stop-drop in the indoor coil ..................................................................................................................................................... 37
12.7 - Electrical heaters ..................................................................................................................................................................... 37
12.8 - Hot water coil........................................................................................................................................................................... 38
12.9 - Warm air heater module with gas burner ................................................................................................................................ 39
12.10 - Cooling recovery circuit (BA and BB assemblies) .................................................................................................................. 49
12.11 - Zoning of the air
fl
ow ............................................................................................................................................................. 50
13 - COMMISSIONING .....................................................................................................................................................................51
13.1 - Checks prior to commissioning ............................................................................................................................................... 51
13.2 - Possible problems at commissioning ...................................................................................................................................... 52
13.3 - Operational checks.................................................................................................................................................................. 52
14 - MAINTENANCE .........................................................................................................................................................................53
14.1 - General recommendations ...................................................................................................................................................... 53
14.2 - Servicing.................................................................................................................................................................................. 53
14.3 - Access to the main components.............................................................................................................................................. 54
15 - CONTROL AND ANALYSIS OF BREAKDOWNS .....................................................................................................................61
16 - FINAL SHUTDOWN ...................................................................................................................................................................62
Summary of Contents for 50FC Series
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