Bryant 577D----A installation instructions Physical Data Unit 577D--A

Page 7

Table 1 – Physical Data - Unit 577D--A

UNIT SIZE

24040

 

 

24060

 

30040

 

30060

 

 

36060

 

36090

 

42060

 

42090

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NOMINAL COOLING CAPACITY (ton)

2

 

 

2

 

2--- 1/2

 

2--- 1/2

 

 

3

 

3

 

3--- 1/2

 

3--- 1/2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NOMINAL HEATING CAPACITY (Btu)

40,000

 

 

60,000

 

40,000

 

60,000

 

 

60,000

 

90,000

 

60,000

 

90,000

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SHIPPING WEIGHT (lb)

426

 

 

431

 

433

 

438

 

 

522

 

530

 

544

 

552

 

(kg)

193

 

 

196

 

196

 

199

 

 

237

 

240

 

247

 

250

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

COMPRESSORS

 

 

 

 

 

 

 

2--- Stage

 

Scroll

 

 

 

 

 

 

 

Quantity

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

 

 

 

 

 

 

REFRIGERANT: PURON (R---410A)

10.1

 

 

10.1

 

11.3

 

11.3

 

 

9.5

 

9.5

 

13.8

 

13.8

 

Quantity (lb)

 

 

 

 

 

 

 

 

 

 

(kg)

4.6

 

 

4.6

 

5.1

 

5.1

 

 

4.3

 

4.3

 

6.3

 

6.3

 

REFRIGERANT METERING DEVICE

 

 

 

 

 

 

 

 

TXV

 

 

 

 

 

 

 

Size

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2 Ton

 

 

2 Ton

 

3 Ton

 

3 Ton

 

 

3 Ton

 

3 Ton

 

4 Ton

 

4 Ton

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OUTDOOR COIL

2...21

 

 

2...21

 

2...21

 

2...21

 

 

2...21

 

2...21

 

2...21

 

2...21

 

Rows...Fins/in.

 

 

 

 

 

 

 

 

 

 

Face Area (sq ft)

13.6

 

 

13.6

 

15.3

 

15.3

 

 

17.5

 

17.5

 

19.4

 

19.4

 

OUTDOOR FAN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Nominal Cfm

2700

 

 

2700

 

2700

 

2700

 

 

2800

 

2800

 

2800

 

2800

 

Diameter (in.)

22

 

 

22

 

22

 

22

 

 

22

 

22

 

22

 

22

 

(mm)

559

 

 

559

 

559

 

559

 

 

559

 

559

 

559

 

559

 

Motor Hp (Rpm)

1/8 (825)

 

 

1/8 (825)

 

1/8 (825)

 

1/8 (825)

 

 

1/8 (825)

 

1/8 (825)

 

1/8 (825)

 

1/8 (825)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

INDOOR COIL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Rows...Fins/in.

3...17

 

 

3...17

 

3...17

 

3...17

 

 

3...17

 

3...17

 

3...17

 

3...17

 

Face Area (sq ft)

3.7

 

 

3.7

 

3.7

 

3.7

 

 

4.7

 

4.7

 

4.7

 

4.7

 

INDOOR FAN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Nominal Airflow (Cfm)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Comfort

 

 

 

Variable based on Comfort Roll back (see User Interface instructions for more information).

 

 

Efficiency

700

 

 

700

 

875

 

875

 

 

1050

 

1050

 

1225

 

1225

 

 

 

 

 

 

 

 

 

Max

800

 

 

800

 

1000

 

1000

 

 

1200

 

1200

 

1400

 

1400

 

Furnace (gas ht.) airflow---Low Stage

475

 

 

727

 

475

 

727

 

 

745

 

875

 

745

 

875

 

Furnace (gas ht.) airflow---High Stage

844

 

 

1120

 

844

 

1120

 

 

1120

 

1410

 

1120

 

1410

 

Size (in.)

10x10

 

 

10x10

 

10x10

 

10x10

 

 

11x10

 

11x10

 

11x10

 

11x10

(mm)

254x254

 

 

254x254

 

254x254

 

254x254

 

 

279x254

 

279x254

 

279x254

 

279x254

Motor HP

1/2

 

 

1/2

 

1/2

 

1/2

 

 

3/4

 

3/4

 

3/4

 

3/4

 

FURNACE SECTION*

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Burner Orifice No. (Qty...Drill Size)

2...44

 

 

3...44

 

2...44

 

3...44

 

 

3...44

 

3...38

 

3...44

 

3...38

 

Natural Gas (Factory Installed)

 

 

 

 

 

 

 

 

 

 

Propane Gas

2...55

 

 

3...55

 

2...55

 

3...55

 

 

3...55

 

3...53

 

3...55

 

3...53

 

HIGH---PRESSURE SWITCH (psig)

 

 

 

 

 

 

670 ±10

 

 

 

 

 

 

 

Cut--- out

 

 

 

 

 

 

 

 

 

 

 

 

 

Reset (Auto)

 

 

 

 

 

 

470 ± 25

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

HIGH---PRESSURE SWITCH 2 (psig)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(Compressor Solenoid)

 

 

 

 

 

 

565 ± 15

 

 

 

 

 

 

 

Cut--- out

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

455 ± 15

 

 

 

 

 

 

 

Reset (Auto)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

LOSS---OF---CHARGE /

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

LOW---PRESSURE SWITCH

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(Liquid Line) (psig)

 

 

 

 

 

 

 

 

23 ± 5

 

 

 

 

 

 

 

Cut--- out

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Reset (auto)

 

 

 

 

 

 

 

 

55 ± 5

 

 

 

 

 

 

 

RETURN---AIR FILTERS Throwaway†

 

 

 

20x24x1

 

 

 

 

24x30x1

 

24x36x1

(in.)

 

 

 

 

 

 

 

 

(mm)

 

 

 

508x610x25

 

 

 

 

610x762x25

 

610x914x25

Continued next page.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

577D-- -- A

7

Page 6 Page 8
Image 7
Page 6 Page 8
Contents Table of Contents Installation InstructionsCheck Equipment Safety ConsiderationsReceiving and Installation IntroductionUnit Falling Hazard Provide ClearancesRig and Place Unit UNIT/STRUCTURAL Damage HazardCPRFCURB012A00 SizeCPRFCURB010A00 CPRFCURB011A00577D--A24-30 Unit Dimensions 577D--A36-60 Unit Dimensions Physical Data Unit 577D--A Indoor FAN Physical Data Con’t Unit 577D--ACabinet Model Rigging Weight Select and Install DuctworkPersonal Injury Hazard Supply and Return Duct Opening Provide for Condensate DisposalInstall Gas Piping Install Flue HoodCarbon Monoxide Poisoning Hazard Fire or Explosion Hazard Install Electrical ConnectionsUnit Component Damage Hazard Humidifier Connections Outdoor Air Temperature Sensor OATElectronic Air Cleaner Maximum Gas Flow CapacityTypical Installation Control Plate FIRE, EXPLOSION, Electrical Shock and Environmental Hazard Unit Start-Up and TroubleshootingPRE-START-UP START-UPFurnace Control Troubleshooting Indoor Fan Motor Troubleshooting577D a A10217L A10219C A10219L HP/AC Control Troubleshooting Unit Operation Hazard Sequence of OperationHeat Pump/Air Conditioner Board Status Codes Air Delivery and Temperature Rise at Rated Heating InputUnit Damage Hazard Dehumidification ModeEvolution Controlled LOW Ambient Cooling Check GAS Input Natural GASCanada Fire and Unit Damage HazardU.S.A Altitude Derate Multiplier for U.S.ACheck Burner Flame Check GAS Input Propane GASCheck for Refrigerant Leaks Start-Up AdjustmentsECM Wet Coil Pressure Drop IN. W.C Heating InputsFilter Pressure Drop Table IN. W.C Cooling Charging Table-Subcooling Maintenance Outdoor Fan Inducer Pressure SwitchElectrical Controls and Wiring Outdoor Coil, Indoor Coil, and Condensate Drain PanCopeland Scroll Compressor Puron Refrigerant Pressure Switches Refrigerant CircuitRefrigerant Circuit Indoor AirflowTroubleshooting Final Checks Care and Maintenance Observe all warnings, cautions, and bold text Symptom Cause Remedy Troubleshooting Chart CoolingBurners will not ignite Troubleshooting Chart Gas Furnace OperationIII. START-UP Electrical Supply Voltage Compressor Amps START-UP ChecklistTemperatures Preliminary Information Model no

577D----A specifications

The Bryant 577D----A is a highly regarded model in the HVAC industry, representing a blend of efficiency, performance, and advanced technology. This heating and cooling unit is designed to cater to a variety of residential and light commercial applications, making it a versatile choice for consumers looking to enhance their indoor climate control systems.

One of the standout features of the Bryant 577D----A is its impressive energy efficiency rating. With a Seasonal Energy Efficiency Ratio (SEER) typically exceeding 14, this model is engineered to reduce energy consumption, helping homeowners lower their utility bills while minimizing environmental impact. The unit also employs a two-stage cooling system, which not only improves comfort by maintaining more consistent temperatures but also provides enhanced dehumidification during hotter months.

The technology used in the Bryant 577D----A is noteworthy. The unit incorporates a variable-speed compressor that adapts to the specific cooling or heating needs of the space, ensuring optimal performance at all times. This advanced feature not only contributes to energy savings but also allows for quieter operation compared to single-stage systems. The inclusion of a smart thermostat integration further enhances convenience, enabling users to manage their HVAC system remotely and optimize settings according to their schedules.

Additional characteristics of the Bryant 577D----A include a durable construction designed to withstand various environmental conditions. The cabinet is made from quality materials that protect against corrosion and other factors that could affect the unit's longevity. Furthermore, the unit operates quietly, thanks to sound-dampening technologies, which is a significant advantage for residential areas where noise can be a concern.

Maintenance is also simplified with the Bryant 577D----A, as it is equipped with self-diagnostics for easy troubleshooting. This feature alerts users to potential issues before they escalate, promoting efficient operation and prolonging the lifespan of the system.

In conclusion, the Bryant 577D----A stands out as a superior choice for those seeking reliability and efficiency in their HVAC solutions. With its energy-efficient operation, advanced technologies, and robust construction, it serves as a valuable investment for homeowners committed to comfort and sustainability.
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