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Carrier 50VL---A Connection Wiring Diagram, A10204C, HR1 HR4 HR2 HR3 C, SATA --50VL C

Models: 50VL---A

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SATA --50VL

SATA --50VL

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A10204C

Fig. 14 - Connection Wiring Diagram 460-3-60

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Carrier 50VL---A installation instructions Connection Wiring Diagram, A10204C, HR1 HR4 HR2 HR3 C, SATA --50VL C

Contents

SAFETY CONSIDERATIONS TABLE OF CONTENTSFig. 1 - Unit 50VL-A Installation InstructionsInstallation on older “G” series roof curbs RECEIVING AND INSTALLATIONINTRODUCTION Step 1 - Check EquipmentFig. 2 - 50VL-A24-36Unit Dimensions 50VL--AA09462 Fig. 3 - 50VL-A42-60Unit Dimensions 50VL--AA09463 UNIT PLACEMENT ON COMMON CURB Fig. 4 - Roof Curb Dimensions50VL--A LARGE CURBACCESS PANELS MUST BE IN PLACE WHEN RIGGING Fig. 5 - 50VL-AUnit Suggested Rigging50VL--A DETAIL AStep 4 - Field-FabricateDuctwork Step 3 - Provide ClearancesStep 5 - Rig and Place Unit INSPECTIONCONFIGURING UNITS FOR DOWNFLOW VERTICAL DISCHARGE Step 7 - Install Duct ConnectionsStep 6 - Connect Condensate Drain Fig. 8 - Condensate TrapHIGH-VOLTAGECONNECTIONS Step 8 - Install Electrical ConnectionsFig. 9 - Supply and Return Duct Opening UNIT COMPONENT DAMAGE HAZARDCONTROL VOLTAGE CONNECTIONS SPECIAL PROCEDURES FOR 208-VOPERATIONSTANDARD CONNECTION TRANSFORMER PROTECTION50VL--A Table 1 - Physical Data-Unit 50VL-APRE-START-UP CHECKING AND ADJUSTING REFRIGERANT CHARGESTART-UP Step 1 — Check for Refrigerant Leaksfication feature not used INDOOR AIRFLOW AND AIRFLOW ADJUST- MENTSfication feature used SINGLE COOLING FAN SPEED SET-UPDehumidiCOOLING SEQUENCE OF OPERATION CONTINUOUS FAN OPERATIONFig. 11 - Interface Fan Board IFB Table 3 - Color Coding for Indoor Fan Motor LeadsUNIT 50VL--ASmall Cabinet Large Cabinet50VL--A 50VL A Fig. 12 - Connection Wiring Diagram 208/230-1-60A11003 50VL AFig. 13 - Connection Wiring Diagram 208/230-3-60 50VL AA11010 A11009 50VL AA10204C Fig. 14 - Connection Wiring DiagramHR1 HR4 HR2 HR3 C SATA --50VL CFig. 14 Cont. - Ladder Wiring Diagram LADDERWIRING DIAGRAM50VL500271 50VL--AFig. 15 - Cooling Charging Chart 50VL--AA09089 Air Filter MAINTENANCEIndoor Blower and Motor PERSONAL INJURY AND UNIT DAMAGE HAZARDFig. 17 - Unit Access Panels Electrical Controls and WiringOUTDOOR FAN Fig. 16 - Fan Blade PositionLoss of Charge/Low-PressureSwitch Air Conditioner Pressure SwitchesHigh-PressureSwitch Refrigerant CircuitSTART-UPCHECKLIST TROUBLESHOOTINGSynthetic Roof Precautionary Procedure Liquid Line Filter Drier50VL--A Table 10 - Troubleshooting ChartS Do not use an R-22TXV 50VL--ARemove and Store in Job Files TEMPERATURESI. PRELIMINARY INFORMATION MODEL NO PRESSURES