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Bryant 581J Return Air Sampling Tube Location, Return Air Detector Shipping Position

Models: 581J

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Return Air

581J

Return Air

Sampling Tube

C08129

Fig. 59 - Return Air Sampling Tube Location

Completing Installation of Return Air Smoke Sensor:

1.Unscrew the two screws holding the Return Air Sensor detector plate. See Fig. 60. Save the screws.

2.Remove the Return Air Sensor and its detector plate.

3.Rotate the detector plate so the sensor is facing out- wards and the sampling tube connection is on the bot- tom. See Fig. 61.

4.Screw the sensor and detector plate into its operating position using screws from Step 1. Make sure the sampling tube connection is on the bottom and the ex- haust tube is on the top. See Fig. 61.

5.Connect the flexible tube on the sampling inlet to the sampling tube on the basepan.

Screws

Flexible

Exhaust Tubes

Sample Tube

C08126

Fig. 60 - Return Air Detector Shipping Position

C08127

Fig. 61 - Return Air Sensor Operating Position Additional Application Data —

Refer to Catalog No. HKRNKA-1XA for discussions on additional control features of these smoke detectors including multiple unit coordination.

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Bryant 581J installation instructions Return Air Sampling Tube Location, Return Air Detector Shipping Position

Contents

TABLE OF CONTENTS Installation Instructions581J SINGLE PACKAGE ROOFTOPSAFETY CONSIDERATIONS UNIT OPERATION AND SAFETY HAZARD581J FIRE, EXPLOSION HAZARDFig. 1 - Unit Dimensional Drawing - Sizes 581JVertical Connections / Economizer Horizontal Connections / Economizer581J C11111Fig. 2 - Unit Dimensional Drawing - Size 581JVertical Connections / Economizer Fig. 2 - Unit Dimensional Drawing - Size 12 cont 581JC11113 INSTALLATION Fig. 3 - Service Clearance Dimensional DrawingTable 1 - Operating Weights Step 1 - Plan for Unit LocationStep 2 - Plan for Sequence of Unit Installation Curb-MountedInstallationPad-MountedInstallation Frame-MountedInstallationFig. 4 - Roof Curb Details - Sizes 581JFig. 5 - Roof Curb Details - Size ACCESSORY581J ROOFCURBStep 5 - Field Fabricate Ductwork Step 6 - Rig and Place UnitPROPERTY DAMAGE HAZARD Fig. 6 - Unit Leveling TolerancesDuctwork when required Step 8 - Install Outside Air HoodFig. 9 - Typical Access Panel Locations Step 7 - Convert to Horizontal and ConnectStep 9 - Install Flue Hood Step 10 - Install Gas PipingFig. 13 - Economizer Filter Installation Economizer Hood and Two-PositionHoodwith Accessory Thru-the-CurbService Connections Fig. 15 - Gas Piping GuideTable 2 - Natural Gas Supply Line Pressure Ranges EQUIPMENT DAMAGE HAZARDFig. 18 - Gas Piping with Thru-CurbAccessory Fig. 19 - Gas Piping with Thru-CurbAccessoryFig. 20 - Gas Piping with Thru-BaseAccessory Fig. 17 - Gas Line PipingFIRE OR EXPLOSION HAZARD Fig. 22 - Condensate Drain Pan Side ViewFig. 21 - Orifice Hole Fig. 23 - Condensate Drain Piping DetailsField Power Supply Fig. 25 - Disconnect Switch and UnitUnits with Factory-InstalledDisconnect Units Without Factory-InstalledDisconnectFig. 27 - Weatherproof Cover Installation Convenience OutletsELECTRICAL OPERATION HAZARD Fig. 26 - Convenience Outlet LocationFig. 28 - Powered Convenience Outlet Wiring Field Control WiringUnits without Thru-BaseConnections ThermostatFig. 30 - Field Control Wiring Raceway Heat Anticipator SettingsFig. 29 - Typical Low-VoltageControl Connections Unit without Thru-BaseConnection KitPerfect Humidityt Control Connections Perfect Humidity - Space RH ControllerTo connect a field-suppliedhumidistat To connect the Edge Programmable Thermidistat581J Rc Rh W1 G Y2 C O/W2/B Y1X C G W2 W1 Y2 Y1 R SRTNRTU Open Control System Fig. 34 - RTU Open Multi-ProtocolControl Board581J Fig. 35 - RTU Open System Control Wiring Diagram 581JC11069 581J C11070Supply Air Temperature SAT Sensor Outdoor Air Temperature OAT SensorTable 3 - RTU Open Controller Inputs and Outputs 581JField Connections Space Temperature SPT SensorsFig. 38 - T-55Space Temperature Sensor Wiring Fig. 39 - RTU Open T-55Sensor ConnectionsC0846033ZCSENCO2 - Typical Wiring Diagram Fig. 42 - Space Temperature Sensor Typical WiringFig. 43 - Indoor/Outdoor Air Quality CO2 Sensor 33ZCT59SPT Indoor Air Quality CO2 SensorFig. 45 - Outdoor Air Quality Sensor Cover Fig. 46 - RTU Open / Outdoor CO2 Sensor33ZCSENCO2 Connections Smoke Detector/Fire Shutdown FSDConnecting Discrete Inputs 581JCommunication Wiring - Protocols Fig. 49 - RTU Open SW3 Dip Switch SettingsFig. 50 - RTU Open Address Switches Fig. 51 - Network WiringLocal Access RTU Open TroubleshootingFig. 52 - BACview6 Handheld Connections P1 P1Fig. 53 - Enthalpy Switch 33CSENTHSW Connections Outdoor Air Enthalpy Control PNO 33CSENTHSWTable 4 - LEDs Differential Enthalpy ControlWiring Fig. 55 - Controller Assembly Sensor ModuleSmoke Detectors Return Air Enthalpy SensorSee “Completing Installation of Return Air Smoke Smoke Detector LocationsLocation Return Air without Economizer Fig. 56 - Smoke Detector SensorReturn Air Sampling Tube Fig. 59 - Return Air Sampling Tube LocationFig. 60 - Return Air Detector Shipping Position 581J581J See “Legend and Notes for Table 5” on page581J w/ PWRD C.OLegend and Notes for Table 2.Unbalanced 3-PhaseSupply Voltage581J Step 13 - Adjust Factory-InstalledOptions Step 14 - Install AccessoriesFig. 62 - EconoMi$ert IV Wiring EconoMi$er IV Occupancy Switch