Manuals / Carrier / Household Appliance / Air Conditioner

Carrier 48TC**16 installation instructions

Models: 48TC**16

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48TC**16

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Carrier 48TC**16 installation instructions

Contents

Single Package Rooftop TABLE OF CONTENTSInstallation Instructions 48TC**16FIRE, EXPLOSION HAZARD SAFETY CONSIDERATIONSUNIT OPERATION AND SAFETY HAZARD 48TC**16Horizontal Connections / Economizer Fig. 1 - Unit Dimensional Drawing – 16 Size Unit48TC**16 Vertical Connections / EconomizerJobsite Survey INSTALLATIONFig. 2 - Service Clearance Dimensional Drawing Step 1 — Plan for Unit LocationPad-mountedinstallation — Step 2 - Plan for Sequence of Unit InstallationTable 1 – Operating Weights Curb-mountedinstallation —C10772 Fig. 3 - Roof Curb Details48TC**16 PROPERTY DAMAGE HAZARD Step 5 — Field Fabricate DuctworkStep 6 — Rig and Place Unit Fig. 4 - Unit Leveling Tolerances48TC**16 Fig. 6 - Retrofit Installation DimensionsPositioning on Curb — Fig. 8 - Horizontal Conversion PanelsFactory Option Step 8 — Install Outside Air HoodEconomizer Hood Removal and Setup Fig. 9 - Typical Access Panel LocationsEconomizer Hood and Two-PositionHood — Step 9 — Install Flue HoodFig. 12 - Indoor Coil Access Panel Relocation Fig. 14 - Economizer Filter InstallationEQUIPMENT DAMAGE HAZARD Step 10 — Install Gas PipingFig. 16 - Gas Piping Guide Table 2 – Natural Gas Supply Line Pressure RangesFig. 21 - Gas Piping OptionFig. 20 - Gas Piping Fig. 19 - Gas Line PipingFig. 24 - Condensate Drain Pan Side View FIRE OR EXPLOSION HAZARDFig. 23 - Orifice Hole Fig. 25 - Condensate Drain Piping Details Field Power Supply —Step 12 — Make Electrical Connections Fig. 26 - Conduit into Factory Option DisconnectFig. 29 - Mounting Position for Field Disconnects Fig. 30 - Disconnect Switch and UnitUnits Without Factory-InstalledDisconnect — Units with Factory-InstalledDisconnect —Fig. 33 - Convenience Outlet Utilization Notice Fig. 31 - Power Wiring ConnectionsConvenience Outlets — ELECTRICAL OPERATION HAZARD48TC**16 Fig. 34 - Unit Powered Convenience Outlet WiringFig. 35 - Weatherproof Cover Installation ELECTRICAL OPERATION HAZARDFig. 36 - Thru-the-BaseOption, Shipping Position Field Control WiringFactory-Option Thru-BaseConnections Electrical Connections—Fig. 38 - Typical Low-VoltageControl Connections Fig. 39 - Thermostat Wire RoutingHeat Anticipator Settings — Unit without Thru-BaseConnection Kit —To connect the Carrier humidistat HL38MG029 Fig. 40 - Accessory Field-InstalledHumidistatHumidi-MiZerR Control Connections Humidi-MiZer- Space RH Controller48TC**16 with EDGE Pro Thermidistat Device48TC**16 PremierLinkt Factory OptionFig. 44 - PremierLink Controller C11202 Fig. 46 - PremierLink Wiring Schematic48TC**16 C11203 48TC**16EconoMi$er2 — Field ConnectionsSupply Air Temperature SAT Sensor — Outdoor Air Temperature OAT Sensor —INPUT SIGNAL Table 4 - Space Sensor ModeTable 5 – Thermostat Mode INPUT SIGNALConnect Thermostat — Configure the unit for Thermostat Mode —Space Sensors — Fig. 52 - PremierLink T-56SensorFig. 55 - Indoor CO2 Sensor 33ZCSENCO2 33ZCSENCO2 - Typical Wiring DiagramEconomizer Controls Indoor Air Quality CO2 sensorTB3-13 To wire the sensorTB3-7 BLACKFig. 61 - PremierLink Wiring Fan Pressure Switch Filter Status SwitchFig. 60 - PremierLink Filter Switch Connection Supply Fan Status SwitchTable 7 – Color Code Recommendations Connecting CCN BusCCN Communication Bus — Table 6 – Recommended Cables48TC**16 RTU Open Control SystemFig. 65 - RTU Open Multi-ProtocolControl Board C11204 Fig. 67 - RTU Open System Control Wiring Diagram48TC**16 C11205 48TC**16Supply Air Temperature SAT Sensor — Table 8 – RTU Open Controller Inputs and OutputsField Connections 48TC**16Fig. 71 - Space Temperature Sensor Typical Wiring Space Temperature SPT SensorsFig. 69 - RTU Open T-55Sensor Connections Fig. 70 - RTU Open T-56Sensor ConnectionsFig. 73 - RTU Open / Outdoor CO2 Sensor Humidi-MiZerR Control Wiring In units equippedFig. 72 - RTU Open / Indoor CO2 Sensor 33ZCSENCO2 Connections Outdoor Air Quality SensorSmoke Detector/Fire Shutdown FSD — Connecting Discrete Inputs —48TC**16 Fig. 78 - Network Wiring Communication Wiring - ProtocolsFig. 76 - RTU Open SW3 Dip Switch Settings Fig. 77 - RTU Open Address SwitchesP5 P5 Local AccessRTU Open Troubleshooting — P1 P1Differential Enthalpy Control — WiringOutdoor Air Enthalpy Control PNO 33CSENTHSW Table 9 – LEDsController — Fig. 81 - Controller AssemblySmoke Detectors System —Location See “Completing Installation of Return Air SmokeSmoke Detector Locations Supply Air48TC**16 Fig. 85 - Return Air Detector Shipping PositionFig. 86 - Return Air Sensor Operating Position Additional Application Data48TC**16 Legend and Notes for TableEconoMi$er IV Occupancy Switch — Step 13 — Adjust Factory-InstalledOptionsStep 14 — Install Accessories Fig. 87 - EconoMi$ert IV Wiring48TC**16 Replaces: 48TC 48TC**1614SI Catalog No: 48TC