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Bryant 548J*14D installation instructions

Models: 548J*14D

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548J*14D

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Bryant 548J*14D installation instructions

Contents

WITH WITH PURONR R-410A REFRIGERANT SIZE TABLE OF CONTENTSInstallation Instructions 548J*14D SINGLE PACKAGE ROOFTOP HEAT PUMPELECTRICAL SHOCK HAZARD SAFETY CONSIDERATIONSUNIT OPERATION AND SAFETY HAZARD 548J*14DC09895 Fig. 1 - Unit Dimensional Drawing - Size 14 Unit548J*14D Vertical Connections / Economizer Horizontal Connections / EconomizerJobsite Survey INSTALLATIONFig. 1 - Unit Dimensional Drawing - Size 14 Unit cont Fig. 2 - Service Clearance Dimensional DrawingPad-mounted installation Step 2 - Plan for Sequence of Unit InstallationTable 1 - Operating Weights Curb-mounted installationC10365 Fig. 3 - Roof Curb Details548J*14D Fig. 4 - Unit Leveling Tolerances For Units with Accessory Electric HeatersStep 5 - Field Fabricate Ductwork Step 6 - Rig and Place UnitEconomizer Hood Removal and Setup Factory Option Step 7 - Convert to Horizontal and Connect Ductwork when requiredStep 8 - Install Outside Air Hood Fig. 6 - Retrofit Installation Dimensions548J*14D Fig. 9 - Economizer WiringTwo Position Damper Hood Removal and Setup - Factory Option Fig. 10 - Damper AssemblyEconomizer Hood and Two-Position Hood Step 9 - Install External Condensate Trap and LineFig. 11 - Indoor Coil Access Panel Relocation Fig. 13 - Economizer Filter InstallationFig. 16 - Conduit into Factory Option Disconnect Field Power SupplyStep 10 - Make Electrical Connections Fig. 15 - Condensate Drain Piping Details548J*14D Fig. 21 - Disconnect Switch and Unit All UnitsFig. 19 - Mounting Position for Field Disconnects over 100A Fig. 20 - Mounting Position for Field Disconnects up to 100AELECTRICAL OPERATION HAZARD Units Without Factory-Installed DisconnectUnits with Factory-Installed Disconnect Fig. 22 - Power Wiring Connections Convenience OutletsELECTRICAL OPERATION HAZARD Fig. 24 - Unit Powered Convenience Outlet WiringFig. 25 - Weatherproof Cover Installation 548J*14DFig. 26 - Thru-Base Connection Fittings Field Control WiringFactory-Option Thru-Base Connections ThermostatUnit without Thru-Base Connection Kit Heat Anticipator SettingsFig. 28 - Thermostat Wire Routing Electric HeatersHeater and Supplementary Fuses Fig. 30 - Typical Single Point InstallationSingle Point Boxes Fig. 29 - Typical Component LocationReturn Air Enthalpy Sensor Fig. 31 - Accessory Electric Heater Control ConnectionsFig. 32 - Outside and Return Air Enthalpy Sensor Wiring Outdoor Air Enthalpy Control PNO 33CSENTHSW548J*14D RTU-MP Control SystemFig. 33 - RTU-MP Multi-Protocol Control Board Fig. 34 - 548J*14D Control Box Component LocationsC10322 Fig. 35 - RTU-MP System Control Wiring Diagram548J*14D 548J*14D Supply Air Temperature SAT SensorTable 2 - RTU-MP Controller Inputs and Outputs CONFIGURABLE INPUTSField Connections Outdoor Air Temperature OAT SensorSpace Temperature SPT Sensors Fig. 37 - T-55 Space Temperature Sensor WiringIndoor Air Quality CO2 sensor Fig. 41 - Space Temperature Sensor Typical Wiring 33ZCT59SPT33ZCSENCO2 - Typical Wiring Diagram Fig. 40 - RTU-MP T-56 Sensor ConnectionsOutdoor Air Quality Sensor PNO 33ZCSENCO2 plus Connecting Discrete InputsFig. 43 - RTU-MP / Indoor CO2 Sensor 33ZCSENCO2 ConnectionsRTU-MP Troubleshooting Communication Wiring - ProtocolsFig. 46 - RTU-MP Power Exhaust Connections Local Access548J*14D Fig. 48 - BACview 6 Handheld ConnectionsTable 3 - LEDs The LEDs on the RTU-MP show the status of certain functionsController Fig. 49 - Controller AssemblySmoke Detectors SystemReturn Air without Economizer Smoke Detector LocationsSupply Air Fig. 51 - Typical Supply Air Smoke Detector Sensor LocationAdditional Application Data Completing Installation of Return Air Smoke SensorFig. 53 - Return Air Detector Shipping Position Fig. 54 - Return Air Sensor Operating PositionHIGH Table 4 - Unit Wire/Fuse or HACR Breaker Sizing Data548J*14D NOTE See page 32 for table legend and notesHIGH Table 4 - Unit Wire/Fuse or HACR Breaker Sizing Data cont548J*14D Legend and Notes for Table Step 11 - Adjust Factory-Installed OptionsFig. 55 - EconoMi$ert IV Wiring EconoMi$er IV Occupancy Switch548J*14D Step 12 - Install AccessoriesPre-Start and Start-Up 548J*14D 548J*14D Replaces II548J 548J*14DCatalog No. II548J---07 Edition Date 01/11