FAN PERFORMANCE (cont.)

Table 39 – PULLEY ADJUSTMENT

UNIT

MOTOR/DRIVE COMBO

 

 

 

MOTOR PULLEY TURNS OPEN

 

 

 

0

0.5

1

1.5

2

2.5

3

3.5

4

4.5

5

 

 

 

04

phase

Medium Static

1251

1208

1165

1121

1078

1035

992

949

905

862

819

 

 

 

3

High Static

1466

1423

1380

1337

1294

1251

1207

1164

1121

1078

1035

 

 

 

 

 

 

 

 

 

 

 

 

 

05

phase

Medium Static

1303

1265

1226

1188

1150

1112

1073

1035

997

958

920

 

 

 

3

High Static

1466

1423

1380

1337

1294

1251

1207

1164

1121

1078

1035

 

 

 

 

 

 

 

 

 

 

 

 

 

06

phase

Medium Static

1380

1349

1317

1286

1254

1223

1192

1160

1129

1097

1066

 

 

 

3

High Static

1639

1596

1553

1510

1467

1424

1380

1337

1294

1251

1208

 

 

 

 

 

 

 

 

 

 

 

 

 

07

phase3

Standard Static

1192

1161

1129

1098

1066

1035

1004

972

941

909

878

High Static

1639

1596

1553

1510

1467

1424

1380

1337

1294

1251

1208

 

 

Medium Static

1380

1349

1317

1286

1254

1223

1192

1160

1129

1097

1066

 

 

 

 

 

 

 

 

 

 

 

 

 

 

08

phase3

Standard Static

652

633

614

594

575

556

537

518

498

479

460

High Static

1084

1059

1035

1010

986

961

936

912

887

863

838

 

 

Medium Static

838

813

789

764

739

715

690

665

640

616

591

 

 

 

 

 

 

 

 

 

 

 

 

 

 

09

phase3

Standard Static

652

633

614

594

575

556

537

518

498

479

460

High Static

1084

1059

1035

1010

986

961

936

912

887

863

838

 

 

Medium Static

838

813

789

764

739

715

690

665

640

616

591

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NOTE: Do not adjust pulley further than 5 turns open.

--- Factory settings

548J

45

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Image 45
Bryant 548J manual Pulley Adjustment, Unit MOTOR/DRIVE Combo Motor Pulley Turns Open

548J specifications

The Bryant 548J is a high-efficiency gas furnace that combines advanced features and technologies to provide exceptional heating performance. Designed for residential applications, the furnace is notable for its ability to deliver consistent warmth while ensuring energy efficiency and reliability.

One of the main features of the Bryant 548J is its ultra-high efficiency rating, which allows homeowners to save significantly on energy costs. With an Annual Fuel Utilization Efficiency (AFUE) rating of up to 96.5%, this furnace is designed to convert a large portion of fuel into usable heat. This is a remarkable characteristic that not only reduces utility bills but also contributes to a lower environmental footprint.

The 548J is equipped with a modulating gas valve and a variable-speed blower motor. The modulating gas valve enables the furnace to adjust its heating output based on real-time temperature demands, ensuring a more precise heating experience. This results in reduced temperature fluctuations within the home, providing a comfortable living environment. The variable-speed blower motor works in tandem with the modulating valve, facilitating improved air circulation and efficient temperature control.

Additionally, the Bryant 548J features a durable and compact design, making it suitable for various installation spaces. Its quality construction ensures longevity, while the optional stainless steel heat exchanger enhances its reliability. The furnace also includes a quiet operation mode, which minimizes noise levels, ensuring that the unit works quietly in the background without disturbing the household's peace.

Integration with smart home technology is another advantage of the Bryant 548J. Homeowners have the option to connect the furnace to a Wi-Fi-enabled thermostat, allowing for remote temperature control and monitoring. This feature offers enhanced convenience and the ability to optimize energy use according to a homeowner’s schedule.

For peace of mind, the Bryant 548J comes with a range of warranties, protecting the consumer's investment. Bryant’s commitment to quality is reflected in their extensive primary heating testing procedures, which ensure that each unit meets strict performance criteria before it reaches the customer.

In summary, the Bryant 548J is an efficient and reliable gas furnace that embodies advanced heating technology. With features such as high AFUE ratings, modulating gas valves, variable-speed blowers, and smart home compatibility, it stands out as a formidable option for modern residential heating solutions.