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Bryant 580G manual Ð38Ð

Models: 580G

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NOTES:

1.Connect TRAN1 to H4 for 460 v units. Connect to H3 for 230 v. If 208/230 v units are run with a 208 v power supply connect to H2.

2.Connect TRAN2 to black lead for 460 v units. Connect to orange lead for 230 v units. If 208/230 v units are run with a 208 v power supply connect to red lead.

3.Circuit breaker must trip amps are equal to or less than 156% FLA for CB1 and CB2. All others are 140%.

4.If any of the original wire furnished must be replaced, it must be replaced with type 90 C wire or its equivalent.

5.Compressors and/or fan motors are thermally protected.

6.Three-phase motors are protected against primary single phasing conditions.

TABLE A

The Following Compressors Have Two

Parallel Wires Run From TB1 to the

Compressors

	Compressor	Voltage	Wire
	Model	Voltage	Quantity
	Model		Quantity
	06D-537	208-230-3-60	2

TABLE B

The Following Fan Motors Have Two Parallel Wires Run From TB1 to the Fan Motors

	Indoor	Voltage	Wire
	Motor	Voltage	Quantity
	Motor		Quantity
	20 HP	208-230-3-60	2

Fig. 47 Ð Power Schematic; 580G,H240-360 Ð 208/230-3-60 and 460-3-60

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Bryant 580G manual Ð38Ð

Contents

X. Power Exhaust/Barometric Relief CONTENTSIX. Outdoor-AirInlet Assembly III. Evaporator Fan Service andB. Alternate Unit Support INSTALLATION I. PROVIDE UNIT SUPPORTA. Roof Curb II. RIG AND PLACE UNITFig. 2 Ð Base Unit Dimensions, 580G240-360 Fig. 3 Ð Base Unit Dimensions, 580H240-360 Fig. 4 Ð Rigging Label MUST BE IN PLACE WHEN RIGGINGCAUTION NOTICE TO RIGGERS ALL PANELS Table 1 Ð Specications B. Roof Mount Table 2 Ð Evaporator Fan Motor DataA. Positioning III. FIELD FABRICATE DUCTWORKFig. 7 Ð Flue Hood Location Fig. 8 Ð Combustion Fan Housing LocationV. FLUE HOOD VI. TRAP CONDENSATE DRAINVIII. ELECTRICAL CONNECTIONS A. Controls Options B. Power WiringC. Field Power Supply Fig. 11 Ð Control Board Diagram Ð10ÐFig. 14 Ð Control Box Diagram D. Field Control WiringFig. 13 Ð Field Power Wiring Connections Fig. 12 Ð Indoor Air Quality Sensor CongurationTable 3Ð Electrical Data Ð 580G,H240-360 Ð12ÐTable 3Ð Electrical Data Ð 580G,H240-360cont Ð13ÐFig. 17 Ð Economizer Hood Assembly Fig. 15 Ð Field Control Thermostat WiringIX. OUTDOOR-AIRINLET ASSEMBLY A. Economizer Fig. 16 Ð Adding Seal Strip to Top of Hood SidesFig. 21 Ð Adding Foam Strip to Hood Side Fig. 18 Ð Adding Seal Strip to Mounting Flangeof Hood Sides Fig. 22 Ð Adding Foam Strip To Blockoff BaffleFig. 23 Ð Mounting Angle Without Tabs B. Economizer SettingsAttached to Filter Track Assembly Fig. 24 Ð Mounting Angle With TabsEnthalpy Control HH57AC077 Fig. 27 Ð Wire Connections for Solid-StateFig. 26 Ð Enthalpy Control and Sensor X. POWER EXHAUST/BAROMETRIC RELIEF DAMPER HOOD Fig. 29 Ð Economizer DetailsFig. 31 Ð Motormaster III Baffle Details XI. ACCESSORIESA. Motormaster III Control Installation Fig. 32 Ð Low Ambient Kit Sensor Location PRE-START-UPI. COOLING SECTION START-UPAND ADJUSTMENTS Table 4 Ð DIP Switch CongurationTable 5 Ð DIP Switch Factory Settings START-UPC. Cooling Capacity Control II.HEATING SECTION START-UPAND ADJUSTMENTSC. Power Exhaust Operation Table 6 Ð Cooling Capacity Staging TableE. Smoke Detector Fig. 33 Ð Field-SuppliedSmoke Detector WiringD. Smoke Control Modes F. Indoor Air Quality ControlAdjustment B. Belt Tension Adjustment IV. INDOOR AIRFLOW AND AIRFLOW ADJUSTMENTSA. Evaporator Fan Performance Adjustment I. Head Pressure ControlV. GAS VALVE ADJUSTMENT A. Natural Gas Fig. 35 Ð Belt Tension AdjustmentC. Condenser-FanAdjustment Fig. 36 Ð Condenser-FanAdjustmentÐ26Ð Table 11 Ð Air Quantity Limits Table 9 Ð Fan Performance Ð Power ExhaustTable 10 Ð Motor Limitations Ð27ÐVI. MAIN BURNERS VII. POWER EXHAUST OPERATIONCARE AND MAINTENANCE A.Main Burner Removal FigA. Evaporator Coil SERVICEFig. 39 Ð Door Latch I. CLEANING B. Condenser CoilFig. 42 Ð Gas Heat Section Details Fig. 40 Ð Spark Gap AdjustmentFig. 41 Ð Typical Gas Heating Section Ð30ÐV. POWER FAILURE III.EVAPORATOR FAN SERVICE AND REPLACEMENTIV. EVAPORATOR-FANMOTOR REPLACEMENT Fig. 43 Ð Cooling Charging Chart 580G,H240-360VII. FILTER DRIER D. High- and Low-PressureSwitchesXIII. REPLACEMENT PARTS VIII. THERMOSTATIC EXPANSION VALVE TXVFig. 44 Ð Typical Refrigerant Circuiting TROUBLESHOOTINGI. DIAGNOSTIC LEDs Light-EmittingDiodes Table 13 Ð IGC Board Error Code Summary Table 12 Ð Control Board LED AlarmsII. ERROR CODE SUMMARY III. INPUT AND OUTPUT CHANNEL DESIGNATIONSTable 14 Ð I/O Channel Designations Base Module Ð35ÐFig. 45 Ð IGC Control Heating and Cooling Ð36ÐLEGEND FOR FIG Ð37ÐÐ38Ð Fig. 48 Ð Power Schematic 580G,H240-360Ð Ð39ÐFig. 49 Ð 24 V Control Schematic 580G,H240-360 Ð40ÐFig. 50 Ð Component Arrangement 580G,H240-360 Ð41ÐPACKAGED SERVICE TRAINING ELECTRICAL START-UPCHECKLISTTEMPERATURES PRESSURESGENERAL