Carrier Performance 50VR-A Installation Instructions Manual

Also see for Performance 50VR-A: Installation instructions

150VR ---A and 50VR ---CPerformancet 15 SEER 2---Stage Packaged Heat PumpSystem with Puron (R ---410A) RefrigerantSingle and Three Phase2---5 Nominal Tons (Sizes 24---60)Installation InstructionsIMPORTANT: Effective January 1, 2015, all split system andpackaged air conditioners must be installed pursuant to applicableregional efficiency standards issued by the Department of Energy.NOTE: Read the entire instruction manual before starting theinstallation.NOTE: Installer: Make sure the Owner’s Manual and ServiceInstructions are left with the unit after installation.TABLE OF CONTENTSPAGESAFETY CONSIDERATIONS 1. . . . . . . . . . . . . . . . . . . . . . . . .INTRODUCTION 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .RECEIVING AND INSTALLATION 2--10. . . . . . . . . . . . . . . . .Check Equipment 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Identify Unit 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Inspect Shipment 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Provide Unit Support 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Roof Curb 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Slab Mount 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Provide Clearances 6. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Field Fabricate Ductwork 6. . . . . . . . . . . . . . . . . . . . . . . . . . . .Rig and Place Unit 6. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Inspection 7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Rigging/Lifting of Unit 7. . . . . . . . . . . . . . . . . . . . . . . . . . . .Connect Condensate Drain 7. . . . . . . . . . . . . . . . . . . . . . . . . . .Install Duct Connections 7. . . . . . . . . . . . . . . . . . . . . . . . . . . . .Configuring Units for Downflow (Vertical) Discharge 8. . . .Install Electrical Connections 8. . . . . . . . . . . . . . . . . . . . . . . . .High--Voltage Connections 9. . . . . . . . . . . . . . . . . . . . . . . . .Special Procedures for 208v Operation 9. . . . . . . . . . . . . . . .Control Voltage Connections 9. . . . . . . . . . . . . . . . . . . . . . . .Standard Connection 9. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Transformer Protection 9. . . . . . . . . . . . . . . . . . . . . . . . . . . .PRE--START--UP 11. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .START--UP 11--13. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Check Cooling and Heating Control Operation 11. . . . . . . . . .Check for Refrigerant Leaks 11. . . . . . . . . . . . . . . . . . . . . . . . .Start--Up Adjustments 12. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Checking and Adjusting Refrigerant Charge 12. . . . . . . . . . .Indoor Airflow and Airflow Adjustments 12. . . . . . . . . . . . .Low Stage Cooling 13. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .High Stage Cooling 13. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .High Stage Enhanced Dehumidification Cooling (208/230 VacModels) 13. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Continuous Fan 13. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Sequence of Operation 13. . . . . . . . . . . . . . . . . . . . . . . . . . .Defrost Control 13. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Quiet Shift 13. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Defrost 13. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .MAINTENANCE 32--35. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Air Filter 32. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Indoor Blower and Motor 32. . . . . . . . . . . . . . . . . . . . . . . . .Outdoor Coil, Indoor Coil, and Condensate Drain Pan 33. . .Outdoor Fan 33. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .A09033Fig. 1 -- Unit 50VRElectrical Controls and Wiring 33. . . . . . . . . . . . . . . . . . . . .Refrigerant Circuit 34. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Evaporator Airflow 34. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Metering Device 34. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .System Information 35. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Loss of Charge Switch 35. . . . . . . . . . . . . . . . . . . . . . . . . . . .Check Defrost Thermostat 35. . . . . . . . . . . . . . . . . . . . . . . . .TROUBLESHOOTING 35. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .START--UP CHECKLIST 35. . . . . . . . . . . . . . . . . . . . . . . . . . . .SAFETY CONSIDERATIONSImproper installation adjustment, alteration, service, maintenance,or use can cause explosion, fire, electrical shock, or otherconditions which may cause death, personal injury, or propertydamage. Consult a qualified installer, service agency, or yourdistributor or branch for information or assistance. The qualifiedinstaller or agency must use factory--authorized kits or accessorieswhen modifying this product Refer to the individual instructionspackaged with the kits or accessories when installing.Follow all safety codes. Wear safety glasses, protective clothing,and work gloves. Use quenching cloth for brazing operations.Have a fire extinguisher available. Read these instructionsthoroughly and follow all warnings or cautions included inliterature and attached to the unit. Consult local building codes, thecurrent editions of the National Electrical Code (NEC) NFPA 70.In Canada refer to the current editions of the Canadian electricalCode CSA C22.1.Recognize safety information. This is the safety--alert symbol .When you see this symbol on the unit and in instructions ormanuals, be alert to the potential for personal injury. Understandthese signal words; DANGER, WARNING, and CAUTION. Thesewords are used with the safety--alert symbol. DANGER identifiesthe most serious hazards which will result in severe personal injuryor death. WARNING signifies hazards which could result inpersonal injury or death. CAUTION is used to identify unsafepractices which may result in minor personal injury or product andproperty damage. NOTE is used to highlight suggestions whichwill result in enhanced installation, reliability, or operation.