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 .................................................................................................................................................................................7
4.1 - Transport .....................................................................................................................................................................................7
4.2 - Receipt of goods .........................................................................................................................................................................7
4.3 - Unit identifi cation ......................................................................................................................................................................... 7
5 - HANDLING .................................................................................................................................................................................... 7
5.1 - Discharge via forklift truck ........................................................................................................................................................... 8
5.2 - Discharge via crane.....................................................................................................................................................................8
6 - OPERATION LIMITS ...................................................................................................................................................................10
7 - POSITIONING AND INSTALLATION .......................................................................................................................................... 10
7.1 - Storage ...................................................................................................................................................................................... 10
7.2 - Choice of location ...................................................................................................................................................................... 10
7.3 - Antivibrators assembly (silent-blocks) ....................................................................................................................................... 12
7.4 - Pre-assembly roofcurb (optional) .............................................................................................................................................. 13
7.5 - Change in the airfl ow direction ..................................................................................................................................................17
7.6 - Centres of gravity, weight and reactions in the supports: .......................................................................................................... 19
7.7 - Recommended service clearance ............................................................................................................................................. 27
8 - ELECTRICAL CONNECTION ..................................................................................................................................................... 30
8.1 - Installation norms ...................................................................................................................................................................... 30
8.2 - Power supply ............................................................................................................................................................................. 30
8.3 - Wire sizing ................................................................................................................................................................................. 30
8.4 - Electrical cabinet ....................................................................................................................................................................... 30
8.5 - “50FC” electronic control ........................................................................................................................................................... 31
8.6 - Location of sensors on the machine..........................................................................................................................................32
8.7 - Sensors connection by the costumer ........................................................................................................................................ 32
9 - FANS AND AIR DUCTS ...............................................................................................................................................................34
9.1 - Checks in the axial fans ............................................................................................................................................................. 34
9.2 - Checks in the EC plug-fans .......................................................................................................................................................34
9.3 - Checks in the centrifugal fans (optional) ................................................................................................................................... 34
9.4 - Air ducts connections ................................................................................................................................................................ 35
10 - CONDENSATE DRAIN .............................................................................................................................................................. 36
10.1 - Siphon installation norms ........................................................................................................................................................ 36
11 - SAFETY ELEMENTS ................................................................................................................................................................. 37
12 - FACTORY OPTIONS AND ACCESSORIES ............................................................................................................................. 39
12.1 - Dampers hoods ....................................................................................................................................................................... 39
12.2 - Droplet eliminator at the fresh air intake..................................................................................................................................39
12.3 - Fresh air housing (B3, BX, BP, BA, BW, RP 070 to 093, RW assemblies) ............................................................................. 40
12.4 - Heat recovery wheel module (BW and RW assemblies) ......................................................................................................... 41
12.5 - Enclosure for lower return (models 052 to 062 with R2 assembly) ......................................................................................... 43
12.6 - Return fans module (models 052 to 062 with RP assembly) ..................................................................................................43
12.7 - Air fi lters.........................................................................................................................
.......................................................... 44
12.8 - Heat recovery coil....................................................................................................................................................................45
12.9 - Electrical heaters ..................................................................................................................................................................... 46
12.10 - Droplet eliminator after the indoor coil...................................................................................................................................46
12.11 - Preheater module ..................................................................................................................................................................47
12.12 - Hot water coil.........................................................................................................................................................................48
12.13 - Gas-fi red condensing boiler (only with R-410A) .................................................................................................................... 49
12.14 - Warm air heater module with gas burner .............................................................................................................................. 56
12.15 - Cooling recovery circuit (BA and BB assemblies) ................................................................................................................. 65
12.16 - Zoning of the air fl ow ............................................................................................................................................................. 66
13 - COMMISSIONING ..................................................................................................................................................................... 67
13.1 - Checks prior to commissioning ...............................................................................................................................................67
13.2 - Possible problems at commissioning ...................................................................................................................................... 68
13.3 - Operational checks..................................................................................................................................................................68
14 - MAINTENANCE ......................................................................................................................................................................... 69
14.1 - General recommendations ...................................................................................................................................................... 69
14.2 - Servicing..................................................................................................................................................................................69
14.3 - Access to the main components..............................................................................................................................................70
15 - CONTROL AND ANALYSIS OF BREAKDOWNS ..................................................................................................................... 77
16 - FINAL SHUTDOWN ...................................................................................................................................................................78
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