Manuals / Bryant / Household Appliance / Air Conditioner

Bryant 577D----A installation instructions Care And Maintenance, 577D-- --A

Models: 577D----A

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CARE AND MAINTENANCE

For continuing high performance and to minimize possible equipment failure, periodic maintenance must be performed on this equipment.

Frequency of maintenance may vary depending upon geographic areas, such as coastal applications. See Users Manual for information.

577D-- -- A

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Bryant 577D----A installation instructions Care And Maintenance, 577D-- --A

Contents

TABLE OF CONTENTS EQUIPMENT OPERATION HAZARDFig. 1 - Unit 577D--A Installation InstructionsSAFETY CONSIDERATIONS RECEIVING AND INSTALLATIONUNIT OPERATION AND SAFETY HAZARD INTRODUCTIONInstallation on older “G” series roof curbs Provide ClearancesRig and Place Unit InspectionFig. 4 - Roof Curb Dimensions 577DC G H F A D UNIT PLACEMENT ON COMMON CURBFig. 5 - 577D--A24-30Unit Dimensions 577D-- --AA09556 Fig. 6 - 577D--A36-60Unit Dimensions 577D-- --AA09557 Table 1 – Physical Data - Unit 577D--A 577D-- --AINDOOR FAN Table 1—PhysicalData Con’t - Unit 577D--A 577D-- --ASelect and Install Ductwork Rigging/Lifting of Unit See FigFig. 7 - Suggested Rigging PERSONAL INJURY HAZARDConfiguring Units for Downflow Vertical Discharge Provide for Condensate DisposalFig. 8 - Supply and Return Duct Opening 577D-- --AInstall Flue Hood Install Gas PipingCARBON MONOXIDE POISONING HAZARD Fig. 9 - Condensate TrapInstall Electrical Connections Fig. 10 - Sediment TrapFIRE OR EXPLOSION HAZARD UNIT COMPONENT DAMAGE HAZARDA. Outdoor Air Temperature Sensor OAT C. Electronic Air CleanerTable 2 – Maximum Gas Flow Capacity B. Humidifier ConnectionsFig. 11 - Typical Installation Fig. 12 - Line Power Connections577D-- --A Fig. 14 - Control Voltage Wiring Connections HP/AC BOARD FURNACE BOARDFig. 13 - Control Plate 577D-- --AUnit Start-Upand Troubleshooting PRE-START-UPSTART-UP A. LED DescriptionC. Indoor Fan Motor Troubleshooting D. Furnace Control TroubleshootingFig. 15 - Detail of Furnace Board 577D-- --A577D A A10217C577D-- --A A10217L577D A A10219C577D-- --A A10219LE. HP/AC Control Troubleshooting Fig. 18 - 2-StageHP/AC Control Board577D-- --A Sequence of Operation UNIT OPERATION HAZARD577D-- --A 577D-- --A Rated Heating Input Btu/hrUNIT DAMAGE HAZARD FIRE HAZARD577D-- --A FIRE AND UNIT DAMAGE HAZARD Table 5 – Altitude Derate Multiplier for U.S.AFig. 19 - Redundant Automatic Gas Control Valve 577D-- --AFig. 20 - Burner Assembly Start-UpAdjustments Check for Refrigerant LeaksFig. 21 - Monoport Burner 577DTable 6 – Heating Inputs Table 7 – ECM Wet Coil Pressure Drop IN. W.CTable 8 - Filter Pressure Drop Table IN. W.C 577D-- --AFig. 23 - Cooling Charging Table-Subcooling 577D-- --AA06360 A09109MAINTENANCE Limit SwitchAir Filter Indoor Fan and MotorInducer Pressure Switch Electrical Controls and WiringFig. 24 - Unit Access Panels Fig. 25 - Blower Housing and Flue Collector BoxPressure Switches - Refrigerant Circuit UNIT OPERATION, SAFETY AND ENVIRONMENTAL HAZARDRefrigerant Circuit Indoor AirflowTROUBLESHOOTING 577D-- --AFig. 28 - Resistance Values Versus Temperature FINAL CHECKSFig. 29 - Outdoor Coil Thermistor OCT Attachment CARE AND MAINTENANCE 577D-- --AAIR CONDITIONER WITH PURON REFRIGERATION SECTION QUICK-REFERENCEGUIDES Observe all warnings, cautions, and bold text 577D-- --ATable 9 – Troubleshooting Chart - Cooling 577D-- --ASYMPTOM Poor flame characteristics577D-- --A CAUSESTART-UPCHECKLIST TEMPERATURESRemove and Store in Job Files I. PRELIMINARY INFORMATION MODEL NO