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.