Table of Contents
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CONTENT
1 - INTRODUCTION ............................................................................................................................................................................ 3
2 - SAFETY ADVISE ........................................................................................................................................................................... 3
3 - POSSIBLE TYPES OF ASSEMBLIES .......................................................................................................................................... 4
4 - OPERATION LIMITS ..................................................................................................................................................................... 5
5 - UNIT IDENTIFICATION ................................................................................................................................................................. 6
6 - TRANSPORT AND HANDLING .................................................................................................................................................... 6
6.1 - Discharge via crane..................................................................................................................................................................... 6
6.2 - Discharge via forklift truck ........................................................................................................................................................... 7
7 - POSITIONING AND INSTALLATION ............................................................................................................................................ 8
7.1 - Removing forklift guards.............................................................................................................................................................. 8
7.2 - Choice of location ........................................................................................................................................................................ 8
7.3 - Antivibrators assembly (silent-blocks) ......................................................................................................................................... 8
7.4 - Pre-assembly roofcurb (optional) ................................................................................................................................................ 9
7.5 - Change in the airfl ow direction .................................................................................................................................................. 13
7.6 - Centres of gravity, weight and reactions in the supports ........................................................................................................... 15
7.7 - Recommended service clearance ............................................................................................................................................. 23
8 - ELECTRICAL CONNECTION ..................................................................................................................................................... 26
8.1 - Installation norms ...................................................................................................................................................................... 26
8.2 - Power supply ............................................................................................................................................................................. 26
8.3 - Wire sizing ................................................................................................................................................................................. 26
8.4 - Electrical cabinet ....................................................................................................................................................................... 26
8.5 - "50FC" electronic control ........................................................................................................................................................... 27
8.6 - Location of sensors on the machine.......................................................................................................................................... 28
8.7 - Sensors connection by the costumer ........................................................................................................................................ 28
9 - FANS AND AIR DUCTS ............................................................................................................................................................... 30
9.1 - Checks in the axial fans ............................................................................................................................................................. 30
9.2 - Checks in the EC plug-fans ....................................................................................................................................................... 30
9.3 - Checks in the centrifugal fans (optional) ................................................................................................................................... 30
9.4 - Air ducts connections ................................................................................................................................................................ 31
10 - CONDENSATE DRAIN .............................................................................................................................................................. 32
10.1 - Siphon installation norms ........................................................................................................................................................ 32
11 - SAFETY ELEMENTS. ................................................................................................................................................................ 32
11.1 - High pressure pressostat ......................................................................................................................................................... 32
11.2 - Safety valve ............................................................................................................................................................................. 32
11.3 - Low pressure safety. ................................................................................................................................................................ 32
11.4 - Protection for power lines ........................................................................................................................................................ 32
11.5 - Automatic switch in the control circuit ...................................................................................................................................... 32
11.6 - Main door switch ...................................................................................................................................................................... 32
11.7 - Safety at the compressor ......................................................................................................................................................... 32
11.8 - Defrost control ......................................................................................................................................................................... 32
11.9 - Anti-fi re safety .......................................................................................................................................................................... 33
11.10 - Condensation and evaporation pressure control ................................................................................................................... 33
11.11 - Control of air fl ow ................................................................................................................................................................... 33
11.12 - Filter fouling detection (optional) ........................................................................................................................................... 33
11.12 - Smoke detector (optional) ..................................................................................................................................................... 33
11.14 - Freeze protection OAT (optional)........................................................................................................................................... 33
11.15 - Remote alarm (optional) ........................................................................................................................................................ 33
11.16 - Refrigerant leak detector (optional). ...................................................................................................................................... 33
12 - FACTORY OPTIONS AND ACCESSORIES ............................................................................................................................. 34
12.1 - Dampers hoods ....................................................................................................................................................................... 34
12.2 - Droplet eliminator at the fresh air intake.................................................................................................................................. 34
12.3 - Fresh air housing (B3, BX, BP, BA, BW, RP 070 to 093, RW assemblies) ............................................................................. 35
12.4 - Heat recovery wheel module (BW and RW assemblies) ......................................................................................................... 36
12.5 - Enclosure for lower return (models 052 to 062 with R2 assembly) ......................................................................................... 38
12.6 - Return fans module (models 052 to 062 with RP assembly). ................................................................................................. 38
12.7 - Air fi lters................................................................................................................................................................................... 39
12.8 - Heat recovery coil.................................................................................................................................................................... 40
12.9 - Electrical heaters. .................................................................................................................................................................... 41
12.10 - Droplet eliminator after the indoor coil................................................................................................................................... 41
12.11 - Preheater module. ................................................................................................................................................................. 42
12.12 - Hot water coil......................................................................................................................................................................... 43
12.13 - Gas-fi red condensing boiler................................................................................................................................................... 44
12.14 - Warm air heater module with gas burner .............................................................................................................................. 51
12.15 - Cooling recovery circuit (BA and BB assemblies) ................................................................................................................. 60
13 - COMMISSIONING ..................................................................................................................................................................... 61
13.1 - Checks prior to commissioning ............................................................................................................................................... 61
13.2 - Possible problems at commissioning ...................................................................................................................................... 62
13.3 - Operational checks.................................................................................................................................................................. 62
14 - MAINTENANCE ......................................................................................................................................................................... 63
14.1 - General recommendations ...................................................................................................................................................... 63
14.2 - Servicing.................................................................................................................................................................................. 64
14.3 - Access to the main components.............................................................................................................................................. 65
15 - CONTROL AND ANALYSIS OF BREAKDOWNS ..................................................................................................................... 69
16 - FINAL SHUTDOWN ................................................................................................................................................................... 70
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