50BVU,X034 Low-BoyDimensions | Carrier 50BV020-064 instruction

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Carrier 50BV020-064 specifications 50BVU,X034 Low-BoyDimensions

Contents

SAFETY CONSIDERATIONS Installation, Start-Upand Service InstructionsCONTENTS GENERAL MAJOR SYSTEM COMPONENTS Constant Volume CV Units a50-7257ef INSTALLATIONStep 1 - Complete Pre-InstallationChecks Table 2 - Modular Unit Shipping Table Fig. 2 - 50BVC,J,Q020-034Dimensions Fig. 3 - 50BVE,K020-034Dimensions a50-8201 Fig. 4 - 50BVT,V,W034 High-BoyDimensions Fig. 5 - 50BVT,V,W034 Low-BoyDimensions Fig. 6 - 50BVT,V,W044-064 High-BoyDimensions Fig. 7 - 50BVT,V,W044-064 Low-BoyDimensions Fig. 8 - 50BVU,X034 High-BoyDimensions Fig. 9 - 50BVU,X034 Low-BoyDimensions Fig. 10 - 50BVU,X044-064 High-BoyDimensions Fig. 11 - 50BVU,X044-064 Low-BoyDimensions a50-7306ef NOTES 1.Dimensions in inches mm a50-7307ef NOTES 1.Dimensions in inches mm Size 034 Units Size 044-064Units Shipping Weights lba50-8235 Table 3A - Physical Data - 50BVC,E,J,K,Q Table 3B - Physical Data - 50BVT,U,V,W,X Multiple Fan Units Fig. 15 - Typical Fan Discharge Connections for a50-7267ef a50-7138efFig. 16 - Duct Static Pressure Probe P/N 39EK20462 Fig. 18 - DHS Pressure Limit Location Fig. 19 - DHS Limit Switch P/NStep 4 - Make Piping Connections a50-8253 50BVT,V,W Units Table 5A - Condenser Pressure Drop50BVC,J,Q Units Table 5B - Condenser Pressure Drop 50BVT,U,V,W,X Units Table 6A - Hot Water Pressure Drop50BVC,E,J,K,Q Units Table 6B - Hot Water Pressure Drop a50-7270ef Step 5 - Complete Electrical ConnectionsTable 7B - Economizer Pressure Drop Curve ft wg, 50BVT,U,V,W,X Units Table 9A - Electrical Data - 50BVC,E,J,K,Q Table 9B - Electrical Data - 50BVT,U,V,W,X Two-StageCooling Units Fig. 24 - Typical Wiring 18 to 30 Ton Unitsa50-7272ef Fig. 26 - Field Terminal Block a50-7273efTable 10 - Recommended Cables a50-7164tf a39-1867t Installation Unit Discharge Locationa50-7275ef Fig. 27 - Modular Unit VAV Control Panel 10 Kilo- ohm START-UPTable 11 - Thermistor Resistance vs Temperature Values for Supply-AirTemperature Sensor Table 13 - Fan Performance - 50BVC,E,Q020 CV Unit Start-Up Table 14 - Fan Performance - 50BVC,E,Q024 Table 15 - Fan Performance - 50BVC,E,Q028 Table 16 - Fan Performance - 50BVC,E,Q034 Table 17 - Fan Performance - 50BVT,U,V034 Table 17 - Fan Performance - 50BVT,U,V034 cont Table 18 - Fan Performance - 50BVT,U,V044 Table 19 - Fan Performance - 50BVT,U,V054 Table 19 - Fan Performance - 50BVT,U,V054 cont Table 20 - Fan Performance - 50BVT,U,V064 Table 20 - Fan Performance - 50BVT,U,V064 cont VAV Unit Start-Up a50-7425ef OMNIZONE VPAC02-06-04 Fig. 32 - LID Fig. 33 - 50BV VFD Display The LID display will show Year Table 23 - Software Points Table 21 - Controller Set PointsTable 22 - Controller Hardware Points Table 24 - Configuration Parameters Unoccupied space or return air temperature demand MAINTENANCE SERVICE Fig. 35 - Forced Circulation Method a50-186tfFig. 34 - Gravity Flow Method a50-187tf a50-7135tf Evaporator Fan Performance AdjustmentTROUBLESHOOTING Charging the System POSSIBLE CAUSE PROBLEM POSSIBLE CAUSE Table 28 - Unit TroubleshootingPROBLEM CORRECTION PROCEDURE Table 31 - Clearing a Forced Input or Output Table 29 - CV Units LED Diagnostic CodesTable 30 - Forcing an Input or Output Page Page Page Page UNIT WIRING FIELD WIRINGPage TRANS-1 FIELD WIRINGWIRE LEGEND a50-7282ef PCB2 J1 FIELD WIRING PCB1 FIELD WIRINGUNIT WIRING PCB1 FIELD WIRING LEGEND AND NOTES FOR FIG 10-08 Copyright 2008 Carrier CorporationCatalog No Form 50BV-3SI CONTROLS START-UPCHECKLISTI. PRELIMINARY INFORMATION II. PRE-START-UP III.START-UP