TYPICAL WIRING SCHEMATIC (cont)

 

 

 

 

 

 

 

 

 

 

 

 

 

LEGEND

 

 

AHA

 

 

 

Adjustable Heat Anticipator

BR

 

 

 

Burner Relay

 

 

 

 

C

 

 

 

Contactor, Compressor

 

 

CAP

 

 

 

Capacitor

 

 

 

 

CB

 

 

 

Circuit Breaker

 

 

CC

 

 

 

Cooling Compensator

 

 

CLO

 

 

 

Compressor Lockout

 

 

COMP

 

 

 

Compressor Motor

 

 

CONN

 

 

 

Connection

 

 

 

 

CR

 

 

 

Control Relay

 

 

 

 

D

 

 

 

Diode

 

 

 

 

EC

 

 

 

Enthalpy Control

 

 

ECON

 

 

 

Economizer

 

 

 

 

EPS

 

 

 

Emergency Power Supply

 

 

EQUIP

 

Equipment

 

 

 

 

ER

 

 

 

Economizer Relay

 

 

FPT

 

 

 

Freeze-Protection Thermostat

FS

 

 

 

Flame Sensor

 

 

 

 

FSS

 

 

 

Filter Status Switch

 

 

FU

 

 

 

Fuse

 

 

 

 

GND

 

 

 

Ground

 

 

 

 

GVR

 

 

 

Gas Valve Relay

 

 

HPS

 

 

 

High-Pressure Switch

 

 

HS

 

 

 

Hall Effect Sensor

 

 

HV

 

 

 

High Voltage

 

 

 

 

I

 

 

 

Ignitor

 

 

 

 

IDM

 

 

 

Induced-Draft Motor

 

 

IFC

 

 

 

Indoor (Evaporator) Fan

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Contactor

 

 

 

 

IFM

 

 

 

Indoor (Evaporator) Fan Motor

IFMOVL

 

Indoor-Fan Motor Overload

 

 

 

 

 

 

 

 

 

 

 

 

Switch

 

 

 

 

IGC

 

 

 

Integrated Gas Unit Controller

LPS

 

 

 

Low-Pressure/Loss-of-Charge

 

 

 

 

 

 

 

 

 

 

 

 

Switch

 

 

 

 

LS

 

 

 

Limit Switch

 

 

 

 

MGV

 

 

 

Main Gas Valve

 

 

MTR

 

 

 

Motor

 

 

 

 

NC

 

 

 

Normally Closed

 

 

NO

 

 

 

Normally Open

 

 

OAT

 

 

 

Outdoor-Air Thermostat

 

 

OFC

 

 

 

Outdoor (Condenser) Fan

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Contactor

 

 

 

 

OFM

 

 

 

Outdoor (Condenser) Fan Motor

P

 

 

 

Plug

 

 

 

 

PL

 

 

 

Plug Assembly

 

 

QT

 

 

 

Quadruple Terminal

 

 

R

 

 

 

Relay

 

 

 

 

RS

 

 

 

Rollout Switch

 

 

SAT

 

 

 

Supply-Air Thermostat

 

 

SEN

 

 

 

Sensor

 

 

 

 

SW1

 

 

 

Switch Fully Open

 

 

SW2

 

 

 

Switch Fully Closed

 

 

SW3

 

 

 

Switch Minimum Vent Position

SW4

 

 

 

Switch Maximum Vent Position

TC

 

 

 

Thermostat-Cooling

 

 

TH

 

 

 

Thermostat-Heating

 

 

TRAN

 

 

 

Transformer

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Field Splice

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Terminal (Marked)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Terminal (Unmarked)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Terminal Block

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Splice

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Splice (Marked)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Factory Wiring

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Field Control Wiring

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Field Power Wiring

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Accessory or Optional Wiring

 

 

 

 

 

 

 

 

 

 

 

 

To indicate common potential

 

 

 

 

 

 

 

 

 

 

 

 

only. Not to represent wiring.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CIRCUIT

 

 

 

 

 

 

 

 

 

 

 

 

MUST

 

 

 

VOLTS

 

MFG. PT. NO.

 

TRIP

BREAKER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

AMPS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CB

 

 

 

24 V

 

Potter & Brumfield

 

3.2

 

 

 

 

 

W2BX-1024-3.2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CB1

 

208/230-3-60

Heinemann

 

Airpax

 

17.3

 

(150 Std)

 

CF3-2204-15

 

209-3-2599-485

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

581B090-150 Typical Wiring Schematic

57

Page 57
Image 57
Bryant manual 581B090-150 Typical Wiring Schematic, Ofc, Tran

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.