Bryant 581B Power Wiring Connections, Low-Voltage Connections With or Without Economizer

Page 10

LEGEND

C ——Contactor

COMPS ——Compressors

EQUIP —— Equipment

GND —— Ground

IFC ——Indoor(Evaporator)

FanFanContactor

NEC ——NationalElectricalCode

TB ——TerminalBlock

Fig. 10 — Power Wiring Connections

BRYANT ELECTRONIC THERMOSTAT

COOL STAGE 1

Y1/W2

FAN

G

HEAT STAGE 1

W/W1

COOL STAGE 2

Y/Y2

HEAT STAGE 2

O/W2

24 VAC HOT

R

24 VAC COM

C

N/A

 

OUTDOOR AIR

S1

SENSOR

S2

R

G

Y1

Y2

W1

W2

C

IPD/X

WIRE CONNECTIONS TO LOW-VOLTAGE SECTION

RACEWAY LOW VOLTAGE

 

INTEGRATED GAS UNIT

 

 

CONNECTIONS

 

CONTROLLER (IGC)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

THERMOSTAT DIPSWITCH SETTINGS

ON

OFF

A B C D

LEGEND

Field Wiring

NOTE: Underlined letter indicates active thermostat output when con- figured for A/C operation.

Fig. 11 — Low-Voltage Connections With or

Without Economizer

HOLE IN END PANEL (HIDDEN)

Fig. 12 — Field Control Wiring Raceway

10

Image 10
Contents Installation ContentsSafety Considerations Provide Unit SupportII. Field Fabricate Ductwork III. Determine Location of Drain Line and External TrapCRBTMPWR002A01 Roof Curb Unit Size Accessory CRRFCURB001A01CRBTMPWR001A01 CRBTMPWR003A01IV. RIG and Place Unit Install Flue HoodVI. Install GAS Piping Positioning048 Unit Operating Weight581B 036 060Physical Data 581B036-072 Freeze Protection Thermostat LOSS-OF-CHARGE SWITCH/LOW-PRESSUREFurnace Section OUTDOOR-AIR Inlet ScreensBase Unit Dimensions 581B036-072 Heat Anticipator Settings Field Power SupplyField Control Wiring Steel Pipe Spacing of Supports Nominal Diameter DimensionPower Wiring Connections Low-Voltage Connections With or Without EconomizerDisconnect SIZE† Power Exhaust MCA MocpFAN Motor RLA LRA FLA MCA MocpSIZE† FAN Motor SupplyPerfect Humidity Dehumidification System VIII. Adjust FACTORY-INSTALLED OptionsDisconnect Switch LPSDamper Panel with Manual Outdoor-Air Damper Installed Manual Outdoor-Air DamperOptional Manual Outdoor-Air Damper With Hood Attached Indoor Coil Access Panel Relocation EconoMi$er IV Standard SensorsBarometric Flow Capacity EconoMi$er IV Control Modes Supply Air Sensor Temperature/Resistance ValuesEconoMi$er IV Sensor Usage Return Air Temperature or Enthalpy Sensor Mounting Location Enthalpy Changeover Set Points Page 581B Fan Rpm at Motor Pulley Setting With Standard Motor IX. Adjust EVAPORATOR-FAN Speed581B Fan Rpm at Motor Pulley Setting With High-Static Motor 581B Phase Continuous BHPUnit Maximum Unit Voltage AMP DrawOutdoor Sound Power Total Unit Accessory/FIOP EconoMi$er IV Static Pressure* in. wgEvaporator-Fan Motor Data High-Static Motors 1320 1310 1371 1419 1500 1175 1086 1294 1175 1346 1275 1400 1147 9721265 1292701 306 810 426 901 540 981 651 666 257 778 367 871 471 952 572670 7601470 1784 16491803 1967805 967 5631008 643 1049 7311000 582 163 Rpm Bhp Watts 900 553 134782 316 870 417 948 807 358 894 466 971707 326 643 234 762675 277 740 382879 483 974 580 800 350 904 438 999 535839 412 938 505 1030 605 919 561839 412 938 505 1030 605 1115 714 800 350 904 438 999 535 1087 640753 829General FAN Performance Notes PRE-START-UP VI. Internal WiringVII. Refrigerant Service Ports START-UP Unit PreparationXI. Main Burners CoolingXII. Heating XIII. Safety Relief XV. Operating SequencePerfect Humidity Normal Design Cooling Operation Thermostat Input Economizer Function 581B Unit OperationVI. HIGH-PRESSURE Switch Service CleaningIV. ECONOMI$ER IV Adjustment VII. LOSS-OF-CHARGE SwitchPerfect Humidity System Charging To Use Cooling Charging Chart, Standard UnitLow Charge Cooling Unit 581BCooling Charging Chart, Standard 581B036 Condenser FAN Must be Operating Flue GAS Passageways XII. Limit SwitchXV. Replacement Parts XI. COMBUSTION-AIR BlowerLOW Heat Units Medium High Heat UnitsCLO CAPOLR CompSymptom Cause Remedy Troubleshooting Unit TroubleshootingLED Error Code Service Analysis LED OFFHeating Service Analysis Problem Cause RemedyCooling Service Analysis Problem Cause RemedyII. ECONOMI$ER IV Troubleshooting Inputs Outputs EconoMi$er IV Troubleshooting CompletionEconoMi$er IV Input/Output Logic Demand Control EnthalpyIndex Page Preliminary Information START-UP ChecklistTemperatures III. START-UP Electrical
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581B specifications

The Bryant 581B is an innovative and highly efficient gas furnace that stands out in the HVAC market for its remarkable performance, reliability, and advanced features. Designed to provide optimal heating comfort, the Bryant 581B is perfect for homeowners seeking both quality and energy efficiency.

One of the main features of the Bryant 581B is its impressive Annual Fuel Utilization Efficiency (AFUE) rating. With an AFUE rating of up to 80%, this gas furnace maximizes energy usage, ensuring that a significant portion of the fuel is converted into heat for your home. This efficiency not only translates into lower energy bills but also reduces the carbon footprint, making it an environmentally friendly choice.

The furnace is equipped with a multi-speed blower motor that enhances comfort by providing consistent airflow throughout the home. This technology adjusts to different heating demands, ensuring that every room reaches the desired temperature without the discomfort of hot or cold spots. The quiet operation of the blower motor also adds to the overall comfort, creating a peaceful home environment.

Another notable characteristic of the Bryant 581B is its durable construction. It features a robust heat exchanger built from high-quality materials, designed to withstand the rigors of daily use. The compact design of the furnace allows it to fit seamlessly into various spaces, making it an ideal choice for both new installations and replacement projects.

The Bryant 581B also comes with advanced safety features, including a self-diagnostic control board that monitors the system's performance. This feature allows for easy troubleshooting and maintenance, prolonging the life of the furnace. Additionally, the furnace is equipped with an induced draft blower that enhances venting efficiency and safety by ensuring that combustion gases are safely expelled from the home.

For homeowners looking for enhanced control, the Bryant 581B is compatible with a range of smart thermostats, providing the ability to monitor and adjust heating settings remotely. This integration with smart technology ensures that homeowners can maintain their desired comfort levels while maximizing efficiency.

In conclusion, the Bryant 581B gas furnace is a top-tier option that combines efficiency, durability, and modern technology. With its high AFUE rating, multi-speed blower, and advanced safety features, it promises to deliver unparalleled comfort and peace of mind for years to come. Whether for a new build or an upgrade, the Bryant 581B is an investment that pays off in both comfort and savings.