Liebert Precision Cooling System DS Manuale Utente Pagina 5
- Pagina / 136
- Indice
- SEGNALIBRI
Valutato. / 5. Basato su recensioni clienti
iii
12.5 Air-Cooled Condenser and Drycoolers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117
12.6 Reheat—Electric Reheat (Three-Stage and SCR) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117
12.7 Compressor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117
12.7.1 Compressor Oil . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117
12.7.2 Semi-Hermetic Compressors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117
12.7.3 Scroll and Digital Scroll Compressors. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117
12.8 Compressor Replacement. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 118
12.8.1 Compressor Motor Burnout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 118
12.8.2 Digital Compressor Unloading Solenoid(s) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 118
12.8.3 Compressor Replacement Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 118
12.9 Facility Fluid and Piping Maintenance. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 118
12.10 Paradenser—Water-Cooled Condenser. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119
12.10.1 Cleaning Instructions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119
12.11 Water/Glycol Control Valves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119
12.11.1 Regulating Valves – Semi Hermetic and Standard Scroll Compressors . . . . . . . . . . . . . . . . 119
12.11.2 Motor Ball Valve—Digital Scroll Compressors. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120
12.11.3 Drycooler Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 121
13.0 HVAC MAINTENANCE CHECKLIST. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .122
- User Manual 1
- 2
- TABLE OF CONTENTS 3
- SAVE THESE INSTRUCTIONS 11
- 2.0 COOLING CONFIGURATIONS 16
- 3.1 Room Preparation 17
- Pre-Installation Guidelines 18
- 3.5 Operating Conditions 19
- 35" 22
- 33" 22
- Dry Weight - lb. (kg) 23
- Approximate 23
- DPN000924 24
- TOP VIEW 26
- FRONT VIEW 26
- DPN001013 28
- 24" 33
- Supply air 37
- 26" 39
- Top of Unit 40
- DPN001196 43
- SAFETY INFORMATION 45
- Spreader Bars and Slings 46
- Piano Jacks 46
- Forklift 46
- 5.2.3 Removing Piano Jacks 48
- DETAIL A 51
- 6.1 Required Equipment 52
- 6.3 Reassembly—Downflow Units 55
- 6.4 Reassembly Checklist 56
- 60-3/16" 57
- (1529mm) 57
- 59-7/16" 60
- (1509mm) 60
- 37" 61
- 6.5 Disassembly—Upflow Units 66
- 6.6 Reassembly—Upflow Unit 68
- 6.7 Reassembly Checklist 68
- 31-1/4" 69
- 45-13/16" 71
- (1163mm) 71
- 7.0 ELECTRICAL CONNECTIONS 78
- Electrical Connections 80
- 8.0 PIPING 82
- INCORRECT 83
- INCORRECTINCORRECT 83
- General Guidelines 84
- 8.2 Refrigeration Piping 85
- Fan Speed Control Piping 88
- Fan Speed Charging 89
- Lee-Temp Piping 90
- Lee-Temp Charging 91
- 9.0 PIPING SCHEMATICS 92
- For systems with drycoolers 94
- CUSTOMER 95
- HEAT REJECTION 95
- LIEBERT DS UNIT 96
- (and associated piping) 96
- Piping Schematics 100
- FRONT OF UNIT 101
- Front View 101
- Section A-A 101
- DPN000803 101
- Front of Unit 102
- DPN000804 102
- DPN000900 103
- DPN000928 104
- DPN000929 105
- DPN000933 106
- DPN001014 107
- DPN001015 108
- 15-3/16" 109
- FRONT SECTION VIEW 110
- DPN001119 110
- 15-7/8" 111
- FRONT SECTION VIEW OF UNIT 112
- (Left Front Panel Not Shown) 112
- TOP VIEW OF UNIT 112
- Top View 113
- Left Side Section View 113
- Front Section View 113
- FRONT SECTION VIEW OF UNIT 115
- Front Of Unit 116
- DPN001258 116
- 10.2 Electrical 117
- 10.3 Piping 117
- 10.4 Other 117
- WARNING 118
- 12.0 MAINTENANCE 121
- 12.2 Blower Drive System 122
- 12.2.1 Upflow Motor Access 123
- 12.2.2 Belt Removal 123
- Maintenance 124
- Correct Switch Orientation 125
- Incorrect Switch Orientation 125
- DPN000996 125
- 12.4.1 Condensate Drain 126
- 12.4.2 Condensate Pump 126
- 12.7 Compressor 127
- 12.8 Compressor Replacement 128
- 12.10.1 Cleaning Instructions 129
- 12.11.3Drycooler Settings 131
- AINTENANCE CHECKLIST 132
- HVAC Maintenance Checklist 133
- Glycol Pump 134
- SL-18825_REV07_05-08 136
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