English
2 SYSHRW
CONTENTS
1. GENERAL RECOMMENDATIONS ........................................................................................................................................................ 3
1.1. SAFETY DIRECTIONS .......................................................................................................................................................................................................................3
1.2. WARNING ......................................................................................................................................................................................................................................... 3
2. INSPECTION AND STORAGE .............................................................................................................................................................. 4
3. GENERALITIES .................................................................................................................................................................................. 4
4. CONTENTS OF PARCEL ...................................................................................................................................................................... 4
5. DIMENSIONS .................................................................................................................................................................................... 5
6. HANDLING ........................................................................................................................................................................................ 5
6.1. NET WEIGHT ..................................................................................................................................................................................................................................... 5
7. REFRIGERATION SPECIFICATIONS ..................................................................................................................................................... 6
7.1.1. REFRIGERANT CHARGE ..............................................................................................................................................................................................................................................6
7.1.2. FLUOROCARBON GAS REGULATIONS......................................................................................................................................................................................................................6
8. TECHNICAL SPECIFICATIONS ............................................................................................................................................................. 7
8.1. OPERATING LIMITS ..........................................................................................................................................................................................................................7
8.1.1. ENVIRONMENT ...........................................................................................................................................................................................................................................................7
8.1.2. TEMPERATURE LIMITS ...............................................................................................................................................................................................................................................7
8.1.3. FLOW LIMITS ...............................................................................................................................................................................................................................................................7
9. INSTALLATION .................................................................................................................................................................................. 9
9.1. UNIT LOCATION ...............................................................................................................................................................................................................................9
10. DUCTING AND NOISE LEVEL REDUCTION ...................................................................................................................................... 10
10.1. CONNECTION FRAME DIMENSIONS .........................................................................................................................................................................................11
10.1.1. AIR BLOWING FRAME........................................................................................................................................................................................................................................... 11
10.1.2. RETURN AIR INTAKE FRAME ............................................................................................................................................................................................................................... 11
10.2. MODIFYING THE AIR BLOWING DIRECTION ............................................................................................................................................................................12
10.3. FILTER ACCESS .............................................................................................................................................................................................................................12
10.4. VENTILATION ...............................................................................................................................................................................................................................12
10.5. AERAULIC ADJUSTMENT .............................................................................................................................................................................................................12
10.5.1. MODEL SYSHRW19 .............................................................................................................................................................................................................................................. 12
10.5.2. MODEL SYSHRW27 .............................................................................................................................................................................................................................................. 13
10.5.3. MODEL SYSHRW30 .............................................................................................................................................................................................................................................. 13
10.5.4. MODEL SYSHRW36 .............................................................................................................................................................................................................................................. 13
10.5.5. MODEL SYSHRW42 .............................................................................................................................................................................................................................................. 13
10.5.6. MODEL SYSHRW48 .............................................................................................................................................................................................................................................. 14
10.5.7. MODEL SYSHRW60 .............................................................................................................................................................................................................................................. 14
10.5.8. MODEL SYSHRW72 .............................................................................................................................................................................................................................................. 14
11. HYDRAULIC CONNECTIONS ...........................................................................................................................................................15
11.1. RECOMMENDATIONS FOR HYDRAULIC CONNECTIONS ........................................................................................................................................................15
11.2. RECOMMENDATIONS FOR CLEANING AND FLUSHING OUT THE SYSTEM ..........................................................................................................................16
11.3. PROTECTION AGAINST FREEZING .............................................................................................................................................................................................17
11.4. WATER QUALITY ..........................................................................................................................................................................................................................18
12. WIRING DIAGRAM AND LEGEND .................................................................................................................................................. 19
12.1. WIRING DIAGRAM ......................................................................................................................................................................................................................19
12.2. LEGEND ........................................................................................................................................................................................................................................19
12.2.1. POWER SUPPLY ..................................................................................................................................................................................................................................................... 19
12.2.2. DESCRIPTION OF WIRING DIAGRAM REFERENCES ..........................................................................................................................................................................................20
12.2.3. PRESSOSTATS SETTINGS ...................................................................................................................................................................................................................................... 21
12.2.4. COLOUR CODE .......................................................................................................................................................................................................................................................21
13. ELECTRICAL CONNECTIONS ........................................................................................................................................................... 21
13.1. GENERALITIES ..............................................................................................................................................................................................................................21
14. RCL AND µBMS CONTROL MODULES WIRING ............................................................................................................................... 22
14.1. RCL ................................................................................................................................................................................................................................................22
14.2. µBMS ............................................................................................................................................................................................................................................24
14.3. APPLIANCE CONFIGURATION ....................................................................................................................................................................................................25
14.3.1. FACTORY CONFIGURATION .................................................................................................................................................................................................................................. 25
14.3.2. CLIENT SETTINGS ..................................................................................................................................................................................................................................................25
14.4. RETURN AIR TEMPERATURE MEASUREMENT .........................................................................................................................................................................26
14.5. POWER FAILURE ..........................................................................................................................................................................................................................26
14.6. REMOTE ON/OFF MAKE/BREAK SWITCH ................................................................................................................................................................................26
14.7. RCL ONLY .....................................................................................................................................................................................................................................27
14.8. µBMS SUPERVISION MODULE ...................................................................................................................................................................................................27
14.9. MODBUS.......................................................................................................................................................................................................................................28
14.10. ADDRESSING PROCEDURE .......................................................................................................................................................................................................29
14.11. µBMS SUPERVISION MODULE ................................................................................................................................................................................................30
14.12. MOTORISED WATER VALVE .....................................................................................................................................................................................................30
15. FINAL TASKS ................................................................................................................................................................................ 31
16. STARTING - RECOMMENDATIONS - SETTINGS .............................................................................................................................. 31
16.1. COMMISSIONING ........................................................................................................................................................................................................................32
16.2. DEMAND FOR COOLING .............................................................................................................................................................................................................32
16.3. DEMAND FOR HEATING .............................................................................................................................................................................................................32
17. MAINTENANCE AND SERVICING ...................................................................................................................................................33
17.1. FAULT FINDING ............................................................................................................................................................................................................................33
17.1.1. NEITHER THE FAN NOR THE COMPRESSOR OPERATE ..................................................................................................................................................................................... 33
17.1.2. VENTILATION (FAN) MODE OPERATES BUT THE COMPRESSOR DOES NOT OPERATE .............................................................................................................................. 33
17.1.3. INSUFFICIENT COOLING OR HEATING PRODUCTION ........................................................................................................................................................................................ 34
17.1.4. INSUFFICIENT WATER FLOW AT THE LEVEL OF THE PLATE EXCHANGER. ..................................................................................................................................................... 34
17.1.5. APPEARANCE OF WATER DROPLETS IN THE APPLIANCE ................................................................................................................................................................................ 34
17.1.6. APPEARANCE OF ABNORMAL NOISES AND VIBRATIONS IN THE CASING ...................................................................................................................................................34
17.2. ALARM CODES .............................................................................................................................................................................................................................35
17.2.1. GENERAL CODES ................................................................................................................................................................................................................................................... 35
17.2.2. COOLING MODE..................................................................................................................................................................................................................................................... 35
17.2.3. HEATING MODE ..................................................................................................................................................................................................................................................... 36
18. IN-WARRANTY RETURN MATERIAL PROCEDURE ......................................................................................................................... 36
19. SERVICE AND SPARE PARTS ORDER .............................................................................................................................................36
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