Manuals / Conair / Household Appliance / Air Conditioner

Conair 0.25 to 1.5 ton, VL Series manual 7.2CIRCUIT SCHEMATIC, Item Description

Models: 0.25 to 1.5 ton VL Series

1 44

Download 44 pages 57.37 Kb

Page 31

Image 31

7.2CIRCUIT SCHEMATIC

ITEM DESCRIPTION

1Compressor

2Air cooled condenser

3Liquid receiver

4Filter-drier

5Refrigerant sight glass

6Expansion valve

7Evaporator

8Pump

9To process connection

10From process connection

11Reservoir tank

12Refrigerant safety switch

UGH020/0301

VL Series Portable Chillers, 0.25 to 1.5 Tons

Page: 31

Page 31

Image 31

Conair 0.25 to 1.5 ton, VL Series manual 7.2CIRCUIT SCHEMATIC, Item Description

Contents

Instant Access VL Series, 0.25 to 1.5 ton modelsInstallation Maintenance Operation TroubleshootingModel numbers Date Manual Number UGH020/0301 Serial numbersMAINTENANCE TABLE OF CONTENTSINSTALLATION TROUBLESHOOTINGUGH020/0301 VL Series Portable Chillers, 0.25 to 1.5 TonsTHIS PAGE INTENTIONALLY BLANK Page 1.0GENERAL1.1UNIT LOCATION 1.2EFFICIENCY 1.3SAFETY 1.4CLEAN AIR ACT 1.5MISCELLANEOUS1.2EFFICIENCY 1.3SAFETY1.4CLEAN AIR ACT 1.1UNIT LOCATION1.5MISCELLANEOUS THIS PAGE INTENTIONALLY BLANK PageVL Series Portable Chillers, 0.25 to 1.5 Tons UGH020/03012.5ELECTRICAL CONNECTION 2.0INSTALLATION2.1GENERAL 2.2TO AND FROM PROCESS CONNECTIONS 2.3UNIT DRAIN 2.4AIR COOLED CONDENSER2.2TO AND FROM PROCESS CONNECTIONS 2.1GENERALFrom process connection To process connection2.4AIR COOLED CONDENSER 2.3DRAIN CONNECTION2.5ELECTRICAL CONNECTION A. NEMA 1 MODELS C.CONTROL CIRCUIT WIRINGD.GENERAL 3.4SHUT DOWN/DISCONNECT SEQUENCE 3.0OPERATIONS3.1GENERAL 3.2START UP/OPERATIONS PROCEDURE 3.3INSTRUMENT OPERATION3.1GENERAL 3.2START UP/OPERATIONS PROCEDURE A.SYSTEM FILL3.3INSTRUMENT OPERATION A.GENERAL DESCRIPTION B.OPERATIONSB.FRONT KEYPAD C.DESCRIPTION OF PARAMETERS D.PARAMETERS DEFAULTS B.UNIT SHUT DOWN without system disconnect E.ERROR ANNUNCIATIONA.PRECAUTIONS/WARNINGS 3.4SHUT DOWN/DISCONNECT SEQUENCE4.1UNIT WILL NOT START 4.2PUMP WILL NOT START 4.0TROUBLESHOOTING4.4UNIT SHUTS DOWN ON HIGH PRESSURE SWITCH 4.5UNITS SHUTS DOWN ON LOW PRESSURE SWITCH4.2PUMP WILL NOT START 4.4UNIT SHUTS DOWN ON HIGH PRESSURE SWITCH4.5UNIT SHUTS DOWN ON LOW PRESSURE SWITCH 4.1UNIT WILL NOT STARTPage THIS PAGE INTENTIONALLY BLANK PageVL Series Portable Chillers, 0.25 to 1.5 Tons UGH020/03015.3SPECIAL MAINTENANCE 5.4PUMP REPAIR 5.0MAINTENANCE5.1WARRANTY SERVICE PROCEDURE 5.2PERIODIC PREVENTATIVE MAINTENANCE5.2PERIODIC PREVENTATIVE MAINTENANCE 5.1WARRANTY SERVICE PROCEDURE5.4PUMP REPAIR 5.3SPECIAL MAINTENANCETHIS PAGE INTENTIONALLY BLANK PageVL Series Portable Chillers, 0.25 to 1.5 Tons UGH020/03016.1WATER SYSTEM 6.2REFRIGERATION SYSTEM 6.0COMPONENTSPage 6.2REFRIGERATION SYSTEM 6.1WATER SYSTEMPage 7.0RELATED DRAWINGS7.2CIRCUIT SCHEMATIC 7.1ELECTRICAL DRAWING TYPICALPUMP 7.1ELECTRICAL DRAWING TYPICALITEM DESCRIPTION 7.2CIRCUIT SCHEMATICTHIS PAGE INTENTIONALLY BLANK PageVL Series Portable Chillers, 0.25 to 1.5 Tons UGH020/03018.7ENGINEERING FORMULAS 8.8SPARE PARTS LIST 8.0APPENDIX8.1SPECIFICATIONS 8.2OPERATION BELOW 45F 8.5CHILLER CAPACITY AND DERATE CHARTWeight lb kg VL Air-cooledPortable Chillers 0.25 to 1.5 tons8.1SPECIFICATIONS Dimensions in mmB.FREEZE PROTECTION OPERATINGANTI-FREEZEMIXTURE 8.2OPERATION BELOW 48FE.PRECAUTIONS D.SAFETY ADJUSTMENTSFREEZING POINTS FOR WATER/PROPYLENE GLYCOL SOLUTIONSC.USE OF PLAIN GLYCOL E.MAINTENANCE RESPONSIBILITYD.AUTOMOTIVE BASED ANTIFREEZE F CAPACITY SATURATED TEMPERATURE FREON PRESSUREUGH020/0301 8.7USEFUL ENGINEERING FORMULASVL Series Portable Chillers, 0.25 to 1.5 Tons PART 8.8PARTS LISTDESCRIPTION CALL WE’RE HERE TO HELPAPPENDIX A-1 HOW TO CONTACT CUSTOMER SERVICEAPPENDIX A-2 EQUIPMENT GUARANTEE PERFORMANCE WARRANTYWARRANTY LIMITATIONS