BRYANT

NON-PROGRAMMABLE

THERMOSTAT

MODEL AC

 

 

 

 

 

 

 

 

 

 

24 VAC HOT

 

R

 

 

 

 

 

 

 

24 VAC COM

 

C

 

 

 

 

 

 

 

HEAT STAGE 1

 

W/W1

 

 

 

 

 

 

 

COOL STAGE 1

 

Y/Y2

 

 

 

 

 

 

 

INDOOR FAN

 

G

 

 

 

 

 

 

 

 

 

 

 

 

OTHER

NON-PROGRAMMABLE

AC THERMOSTAT

 

 

 

 

24 VAC HOT

 

R

 

 

 

 

 

HEAT STAGE 1

 

W

 

 

 

 

 

COOL STAGE 1

 

Y

 

 

 

 

 

INDOOR FAN

 

G

 

 

 

 

 

FK4C

AIR

 

FAN COIL

CONDITIONER

 

DH

J1 JUMPER

 

R

 

 

C

 

 

W1

J2 JUMPER

 

C

SEE

 

 

NOTE 2

W2

 

 

 

Y/Y2

 

 

G

 

 

O

 

 

Y1

 

 

 

 

A97363

FK4C

AIR

 

FAN COIL

CONDITIONER

 

DH

J1 JUMPER

 

R

 

 

C

J2

 

 

 

W1

JUMPER

 

C

SEE

 

NOTE 2

W2

 

 

Y/Y2

 

 

G

 

 

O

 

 

Y1

 

 

BRYANT

PROGRAMMABLE

THERMOSTAT

MODEL AC

 

 

 

 

 

 

 

 

 

 

 

 

24 VAC HOT

 

R

 

 

 

 

 

 

 

INDOOR FAN

 

G

 

 

 

 

 

 

 

HEAT STAGE 1

 

W/W1

 

 

 

 

 

 

 

COOL STAGE 1

 

Y/Y2

 

 

 

 

 

 

 

NOT USED

 

O/W2

 

 

 

 

 

 

 

NOT USED

 

Y1/W2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

24 VAC COM

 

C

 

 

 

 

 

 

 

NOT USED

 

B

 

 

 

 

 

NOT USED

 

L

 

 

 

 

 

 

 

OPTIONAL

 

 

S1

 

OUTDOOR

 

 

 

 

SENSOR

 

 

 

 

 

CONNECTION

 

 

S2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

FK4C

AIR

FAN COIL

CONDITIONER

 

 

 

 

 

 

 

DH

 

 

 

R

J1 JUMPER

 

 

 

 

 

 

 

G

 

 

 

 

 

 

J2 JUMPER

 

 

W1

 

 

 

W2

Y/Y2

C

C

Y1 O

SEE

NOTE 2

A97364

A97365

LEGEND

24-V FACTORY WIRING

24-V FIELD WIRING

FIELD SPLICE CONNECTION

CCONTACTOR

Fig. 10—Typical 24-v Circuit Connections (Continued)

NOTES:

A97368

1.BRYANT THERMOSTAT WIRING DIAGRAMS ARE ONLY ACCURATE FOR MODEL NUMBERS TSTAT _ _ _ _ _ _ _.

2.WIRING MUST CONFORM TO NEC OR LOCAL CODES.

3.SOME UNITS ARE EQUIPPED WITH PRESSURE SWITCH(ES), TEMPERATURE SWITCH, OR 5-MINUTE COMPRESSOR CYCLE PROTECTION. CONNECT 24-V FIELD WIRING TO FACTORY-PROVIDED STRIPPED LEADS.

4.A LIQUID-LINE SOLENOID VALVE IS REQUIRED ON SOME UNITS. SEE SPECIFIC UNIT INSTRUCTIONS.

5.THERMOSTATS ARE FACTORY CONFIGURED WITH 5-MINUTE COMPRESSOR CYCLE PROTECTION AND 4 CYCLES PER HOUR LIMIT. SEE THERMOSTAT INSTALLATION INSTRUCTIONS FOR DETAILS.

6.TO STAGE ELECTRIC RESISTANCE HEAT, CONSULT OUTDOOR THERMOSTAT INSTALLATION INSTRUCTIONS.

© 2001 Bryant Heating & Cooling Systems 7310 W. Morris St. Indianapolis, IN 46231

—12—

Printed in U.S.A.

ii550a181

Catalog No. 5355-013

Page 12
Image 12
Bryant 556A, 552A, 550A instruction manual J1 Jumper

550A, 552A, 556A specifications

The Bryant 556A is an advanced air conditioning unit that exemplifies energy efficiency, durability, and user convenience, making it a popular choice for homeowners and businesses alike. With its impressive SEER (Seasonal Energy Efficiency Ratio) rating, the Bryant 556A stands out for its ability to deliver exceptional cooling performance while minimizing energy consumption. This efficient model is designed to meet modern energy standards, ensuring lower utility bills and a reduced carbon footprint.

One of the key features of the Bryant 556A is its use of advanced technology, including a variable-speed compressor. This innovative component allows the system to adjust its cooling output based on the current temperature conditions, ensuring optimal comfort without excessive energy use. The variable-speed design also contributes to a quieter operation, providing a more serene indoor environment.

In addition to its energy-efficient compressor, the Bryant 556A is equipped with enhanced humidity control capabilities. This feature works to maintain an ideal level of humidity within your space, improving indoor air quality and overall comfort. The unit’s precision cooling technology constantly monitors and adjusts the airflow, preventing overcooling and ensuring a consistent temperature throughout your home or office.

Another notable characteristic of the Bryant 556A is its robust construction. Built to withstand various weather conditions, the unit includes a galvanized steel cabinet with a baked-on enamel finish, making it resistant to rust and corrosion. This durability ensures a long lifespan, providing homeowners with reliable cooling for many years.

Installation and maintenance of the Bryant 556A are also user-friendly, featuring a compact design that makes it easier to fit in tight spaces. The unit is compatible with Bryant’s Evolution control system, allowing for seamless integration with smart home technology for personalized comfort configurations. Additionally, regular maintenance is simplified with easily accessible service points, ensuring that the unit remains in peak condition.

Overall, the Bryant 556A combines efficiency, advanced technology, and durability, making it an ideal choice for those seeking a high-performance air conditioning solution. Whether in a residential setting or for commercial use, the Bryant 556A delivers consistent comfort and quality, paving the way for a more sustainable and enjoyable living environment.