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Bryant 580G manual Ð I/O Channel Designations Base Module, Ð35Ð

Models: 580G

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		Table 14 Ð I/O Channel Designations Base Module

		TERMINAL		ASSIGNMENT
		NO.		ASSIGNMENT
		NO.
		T1-2		Ð
		T3-4		Ð
		T5-6		OAT Ð 5K V Thermistor
		T7-8		SAT Ð 5K V Thermistor
		T9-10		Ð
		T11-12		Ð
		T13-14		Ð
		T15-16		Ð
		T17-25		Y1 Ð DI (24 vac)
		T18-25		Y2 Ð DI (24 vac)
		T19-25		W1 Ð DI (24 vac)
		T20-25		W2 Ð DI (24 vac)
		T21-25		G Ð DI (24 vac)
		T22-25		Compressor 1 Safety Ð DI (24 vac)
		T23-25		Compressor 2 Safety Ð DI (24 vac)
		T24-25		Outside Air Enthalpy Ð DI (24 vac)
		T26-27		Economizer Pos. Ð AO (4-20 mA)
		T28-29		Heat 1 Relay Ð DO (24 vac)
		T30-29		Heat 2 Relay Ð DO (24 vac)
		T31-32		CV Power Exhaust 1/Modulating Pwr Exht Ð DO (115 vac)
		T33-32		CV Power Exhaust 2 Ð DO (115 vac)
		T34-35		Condenser Fan Ð DO (115 vac)
		T36-35		OFC2 Ð DO (115 vac)
		T37-38		Ð
		T39-38		Ð
		K1		Indoor Fan Relay Ð DO (HV)
		K2		Compr. 1 Ð DO	(HV)
		K3		Compr. 2 Ð DO	(HV)

		LEGEND
AO		Ð Analog Output
CV		Ð Constant Volume
DI		Ð Direct Input
DO		Ð Direct Output
HV		Ð High Voltage
KV		Ð Kilo Ohms
OAT Ð Outdoor Air Thermistor
OFC Ð Outdoor (Condenser) Fan Contactor
SAT		Ð Supply Air Thermistor

TÐ Terminal

NOTE: For 4 to 20 mA signals, all even numbered terminals are negative (−) polarity and all odd numbered terminals are positive (+) polarity.

Ð35Ð

Image 35

Bryant 580G manual Ð I/O Channel Designations Base Module, Ð35Ð

Contents

III. Evaporator Fan Service and CONTENTSIX. Outdoor-AirInlet Assembly X. Power Exhaust/Barometric ReliefII. RIG AND PLACE UNIT INSTALLATION I. PROVIDE UNIT SUPPORTA. Roof Curb B. Alternate Unit SupportFig. 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 III. FIELD FABRICATE DUCTWORK Table 2 Ð Evaporator Fan Motor DataA. Positioning B. Roof MountVI. TRAP CONDENSATE DRAIN Fig. 8 Ð Combustion Fan Housing LocationV. FLUE HOOD Fig. 7 Ð Flue Hood LocationVIII. ELECTRICAL CONNECTIONS A. Controls Options B. Power WiringC. Field Power Supply Ð10Ð Fig. 11 Ð Control Board DiagramFig. 12 Ð Indoor Air Quality Sensor Conguration D. Field Control WiringFig. 13 Ð Field Power Wiring Connections Fig. 14 Ð Control Box DiagramÐ12Ð Table 3Ð Electrical Data Ð 580G,H240-360Ð13Ð Table 3Ð Electrical Data Ð 580G,H240-360contFig. 16 Ð Adding Seal Strip to Top of Hood Sides Fig. 15 Ð Field Control Thermostat WiringIX. OUTDOOR-AIRINLET ASSEMBLY A. Economizer Fig. 17 Ð Economizer Hood AssemblyFig. 22 Ð Adding Foam Strip To Blockoff Baffle Fig. 18 Ð Adding Seal Strip to Mounting Flangeof Hood Sides Fig. 21 Ð Adding Foam Strip to Hood SideFig. 24 Ð Mounting Angle With Tabs B. Economizer SettingsAttached to Filter Track Assembly Fig. 23 Ð Mounting Angle Without TabsEnthalpy Control HH57AC077 Fig. 27 Ð Wire Connections for Solid-StateFig. 26 Ð Enthalpy Control and Sensor Fig. 29 Ð Economizer Details X. POWER EXHAUST/BAROMETRIC RELIEF DAMPER HOODFig. 31 Ð Motormaster III Baffle Details XI. ACCESSORIESA. Motormaster III Control Installation PRE-START-UP Fig. 32 Ð Low Ambient Kit Sensor LocationSTART-UP Table 4 Ð DIP Switch CongurationTable 5 Ð DIP Switch Factory Settings I. COOLING SECTION START-UPAND ADJUSTMENTSTable 6 Ð Cooling Capacity Staging Table II.HEATING SECTION START-UPAND ADJUSTMENTSC. Power Exhaust Operation C. Cooling Capacity ControlF. Indoor Air Quality Control Fig. 33 Ð Field-SuppliedSmoke Detector WiringD. Smoke Control Modes E. Smoke DetectorI. Head Pressure Control IV. INDOOR AIRFLOW AND AIRFLOW ADJUSTMENTSA. Evaporator Fan Performance Adjustment Adjustment B. Belt Tension AdjustmentFig. 36 Ð Condenser-FanAdjustment Fig. 35 Ð Belt Tension AdjustmentC. Condenser-FanAdjustment V. GAS VALVE ADJUSTMENT A. Natural GasÐ26Ð Ð27Ð Table 9 Ð Fan Performance Ð Power ExhaustTable 10 Ð Motor Limitations Table 11 Ð Air Quantity LimitsA.Main Burner Removal Fig VII. POWER EXHAUST OPERATIONCARE AND MAINTENANCE VI. MAIN BURNERSB. Condenser Coil SERVICEFig. 39 Ð Door Latch I. CLEANING A. Evaporator CoilÐ30Ð Fig. 40 Ð Spark Gap AdjustmentFig. 41 Ð Typical Gas Heating Section Fig. 42 Ð Gas Heat Section DetailsFig. 43 Ð Cooling Charging Chart 580G,H240-360 III.EVAPORATOR FAN SERVICE AND REPLACEMENTIV. EVAPORATOR-FANMOTOR REPLACEMENT V. POWER FAILUREVIII. THERMOSTATIC EXPANSION VALVE TXV D. High- and Low-PressureSwitchesXIII. REPLACEMENT PARTS VII. FILTER DRIERFig. 44 Ð Typical Refrigerant Circuiting TROUBLESHOOTINGI. DIAGNOSTIC LEDs Light-EmittingDiodes III. INPUT AND OUTPUT CHANNEL DESIGNATIONS Table 12 Ð Control Board LED AlarmsII. ERROR CODE SUMMARY Table 13 Ð IGC Board Error Code SummaryÐ35Ð Table 14 Ð I/O Channel Designations Base ModuleÐ36Ð Fig. 45 Ð IGC Control Heating and CoolingÐ37Ð LEGEND FOR FIGÐ38Ð Ð39Ð Fig. 48 Ð Power Schematic 580G,H240-360ÐÐ40Ð Fig. 49 Ð 24 V Control Schematic 580G,H240-360Ð41Ð Fig. 50 Ð Component Arrangement 580G,H240-360PACKAGED SERVICE TRAINING PRESSURES START-UPCHECKLISTTEMPERATURES ELECTRICALGENERAL