Emerson Liebert CW Manual de usuario Pagina 5
- Pagina / 88
- Tabla de contenidos
- SOLUCIÓN DE PROBLEMAS
- MARCADORES
Valorado. / 5. Basado en revisión del cliente
iii
Figure 11 Floor stand and floor planning dimensions for downflow models CW051 and CW060 with
EC fans . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Figure 12 Floor stand and floor planning dimensions, downflow models CW076 and CW084 with
EC fans . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Figure 13 Floor stand and floor planning dimensions, downflow models CW089, CW106 and CW114
with EC fans . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Figure 14 Floor stand and floor planning dimensions, downflow models CW146 and CW181 with
EC fans . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Figure 15 Plenum dimensions for upflow chilled water models CW026 - CW084 . . . . . . . . . . . . . . . . . . . . . 20
Figure 16 Plenum dimensions for upflow chilled water models CW106 and CW114 . . . . . . . . . . . . . . . . . . 21
Figure 17 Blower duct and deck dimensions for CW106 and CW114 upflow chilled water models . . . . . . . 22
Figure 18 Filter plenum dimensions, downflow models CW146 and CW181 with EC fans . . . . . . . . . . . . . 23
Figure 19 Equipment recommended for handling the Liebert CW. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Figure 20 Removing packaging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Figure 21 Remove the unit from the skid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Figure 22 Moving the unit to its installation location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Figure 23 Locate center of gravity marker and place slings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Figure 24 Using rigging to lift Liebert CW off skid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Figure 25 EC fan lowering procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Figure 26 EC fan lowering and removal procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Figure 27 Electrical field connections for downflow chilled water models CW026 - CW084. . . . . . . . . . . . . 35
Figure 28 Electrical field connections for downflow chilled water models CW089, CW106 and CW114 . . . 36
Figure 29 Electrical field connections (high voltage) for upflow chilled water models CW026 - CW084 . . . 37
Figure 30 Electrical field connections (low voltage) for upflow chilled water models CW026 - CW084 . . . 38
Figure 31 Electrical field connections (high voltage) for upflow chilled water models CW106
and CW114 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Figure 32 Electrical field connections (low voltage) for upflow chilled water models CW106 and
CW114 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Figure 33 Electrical field connections for downflow chilled water models CW146 and CW181 . . . . . . . . . . 41
Figure 34 Gravity drain for downflow and upflow units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Figure 35 Chilled water downflow general arrangement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Figure 36 Piping connections for downflow chilled water models CW026 - CW084 with
forward-curved fans . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Figure 37 Piping connections for downflow chilled water models CW106 and CW114 with
forward-curved fans . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Figure 38 Primary connection locations, downflow models CW026 - CW041 with EC fans . . . . . . . . . . . . . 53
Figure 39 Primary connection locations, downflow models CW051 and CW060 with EC fans. . . . . . . . . . . 54
Figure 40 Primary connection locations, downflow models CW076 - CW084 with EC Fans . . . . . . . . . . . . 55
Figure 41 Primary connection locations, downflow models CW089, CW106 and CW114 with EC fans . . . 56
Figure 42 Primary connection locations, downflow models CW146 and CW181 with EC fans. . . . . . . . . . . 57
Figure 43 Chilled water upflow general arrangement. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
Figure 44 Piping connections for upflow chilled water models CW026 - CW084. . . . . . . . . . . . . . . . . . . . . . 59
Figure 45 Piping connections for upflow chilled water CW106 and CW114 . . . . . . . . . . . . . . . . . . . . . . . . . 60
Figure 46 Correct orientation of float switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Figure 47 Steam generating humidifier . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
Figure 48 Run/drain switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Figure 49 Steam generating humidifier control board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
- Precision Cooling 1
- 2
- TABLE OF CONTENTS 3
- SAVE THESE INSTRUCTIONS 7
- 1.0 LIEBERT CW NOMENCLATURE 9
- 026 D C S A 2 1234 A 9
- 2.0 INSTALLATION GUIDELINES 10
- Installation Guidelines 11
- 2.5 Operating Conditions 12
- 2.6 Location Considerations 12
- MODELS WITH PRE-FILTERS 13
- UNIT DIMENSIONAL DATA 13
- DPN001659 13
- DPN001660 14
- CW114 with EC fans 15
- MODELS WITH REAR RETURN 18
- DPN001676 19
- DPN001677 20
- SAFETY INFORMATION 30
- 4.2 Unpacking the Unit 31
- 4.2.3 Removing Piano Jacks 33
- AN—LOWERING AND REMOVING 36
- Section B-B 37
- 5.2 Removing the EC Fans 38
- 6.0 ELECTRICAL CONNECTIONS 40
- Electrical Connections 41
- DPN001671 42
- CW146 and CW181 50
- 7.0 PIPING 51
- INCORRECT 52
- INCORRECTINCORRECT 52
- Condensate Pump 53
- 7.2 Chilled Water Piping 54
- IPING SCHEMATICS 56
- Hot Water Reheat Coil 58
- DPN001628 62
- Piping Schematics 64
- UNIT FIELD PIPING LOCATIONS 66
- 9.2 Electrical 67
- 9.3 Piping 67
- 9.4 Other 67
- NITIAL STARTUP PROCEDURE 68
- 11.1 System Testing 69
- 11.2 Filters 70
- 11.4 Blower Package—EC Fans 71
- 11.5 Humidifier 72
- Correct Switch Orientation 73
- Incorrect Switch Orientation 73
- Infrared Bulbs 74
- Controls 75
- Replacing the Canister 76
- Circuit Board Adjustments 78
- 11.7.1 Condensate Drain 80
- 11.7.2 Condensate Pump 80
- 12.0 TROUBLESHOOTING 81
- AINTENANCE CHECKLIST 84
- Drain Piping 85
- Electrical Panel 85
- HVAC Maintenance Checklist 86
- For More Information: 88
- (866) 787-3271 88
- [email protected] 88
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