Bryant Comprehensive HVAC Roof Curb Detail and Installation Instructions

Page 4

-- -- A

HVAC unit

HVAC unit

base rails

basepan

 

Sealing

 

Gasket

 

Roofcurb

Anchor screw

Wood nailer*

Flashing field

 

supplied

Roofcurb*

 

Insulation

Roofing material

(field supplied)

 

field supplied

 

Cant strip

 

field supplied

 

*Provided with roofcurb

A09090

B

G C

F

H

A

D

SMALL/COMMON CURB

Dashed lines show cross support location for large basepan units.

E

A09413

577D

ROOF CURB DETAIL

B

C

G

H F A

D

LARGE CURB

E

A09415

 

 

 

 

SMALL

 

 

 

 

 

 

SUPPLY

 

 

 

 

BASE

 

 

AIR

 

UNIT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

LARGE

RETURN

BASE

AIR

UNIT

 

 

 

 

UNIT PLACEMENT ON

COMMON CURB

A09094

SMALL OR LARGE BASE UNIT

A09414

UNIT

CATALOG

A

B (small / common

B (large

C

D

E

F

G

H

IN.

base)

base)

IN.

IN.

IN.

IN.

SIZE

NUMBER

IN. (mm)

IN. (mm)

(mm)

IN. (mm)*

IN. (mm)*

(mm)

(mm)

(mm)

(mm)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Small

CPRFCURB010A00

11

 

 

 

 

 

 

 

 

(279)

 

 

 

 

32.4

 

 

 

 

 

 

 

 

 

 

 

or

 

 

10 (254)

 

 

 

(822)

 

30.6 (778)

 

Large

CPRFCURB011A00

14

 

 

 

 

 

 

 

(356)

 

14 (356)

16

47.8

 

2.7 (69)

 

46.1 (1170)

 

 

 

 

 

 

 

 

 

(406)

(1214)

 

 

 

CPRFCURB012A00

11

 

 

 

 

 

 

 

 

 

 

Large

(279)

14 (356)

 

 

 

43.9

 

42.2 (1072)

 

 

 

 

 

 

 

 

 

 

 

 

(1116)

 

 

CPRFCURB013A00

14

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(356)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NOTES:

 

 

 

 

 

 

 

 

 

 

1.Roof curb must be set up for unit being installed.

2.Seal strip must be applied, as required, to unit being installed.

3.Roof curb is made of 16-gauge steel.

4.Attach ductwork to curb (flanges of duct rest on curb).

5.Insulated panels: 1-in. (25.4 mm) thick fiberglass 1 lb. density.

Fig. 4 - Roof Curb Dimensions

4

Image 4
Contents Installation Instructions Table of ContentsSafety Considerations Receiving and InstallationIntroduction Check EquipmentProvide Clearances Rig and Place UnitUNIT/STRUCTURAL Damage Hazard Unit Falling HazardSize CPRFCURB010A00CPRFCURB011A00 CPRFCURB012A00577D--A24-30 Unit Dimensions 577D--A36-60 Unit Dimensions Physical Data Unit 577D--A Physical Data Con’t Unit 577D--A Indoor FANCabinet Model Rigging Weight Select and Install DuctworkPersonal Injury Hazard Provide for Condensate Disposal Supply and Return Duct OpeningInstall Gas Piping Install Flue HoodCarbon Monoxide Poisoning Hazard Fire or Explosion Hazard Install Electrical ConnectionsUnit Component Damage Hazard Outdoor Air Temperature Sensor OAT Electronic Air CleanerMaximum Gas Flow Capacity Humidifier ConnectionsTypical Installation Control Plate Unit Start-Up and Troubleshooting PRE-START-UPSTART-UP FIRE, EXPLOSION, Electrical Shock and Environmental HazardIndoor Fan Motor Troubleshooting Furnace Control Troubleshooting577D a A10217L A10219C A10219L HP/AC Control Troubleshooting Sequence of Operation Unit Operation HazardAir Delivery and Temperature Rise at Rated Heating Input Heat Pump/Air Conditioner Board Status CodesDehumidification Mode Evolution Controlled LOW Ambient CoolingCheck GAS Input Natural GAS Unit Damage HazardFire and Unit Damage Hazard U.S.AAltitude Derate Multiplier for U.S.A CanadaCheck GAS Input Propane GAS Check Burner FlameStart-Up Adjustments Check for Refrigerant LeaksECM Wet Coil Pressure Drop IN. W.C Heating InputsFilter Pressure Drop Table IN. W.C Cooling Charging Table-Subcooling Maintenance Inducer Pressure Switch Electrical Controls and WiringOutdoor Coil, Indoor Coil, and Condensate Drain Pan Outdoor FanPressure Switches Refrigerant Circuit Refrigerant CircuitIndoor Airflow Copeland Scroll Compressor Puron RefrigerantTroubleshooting Final Checks Care and Maintenance Observe all warnings, cautions, and bold text Troubleshooting Chart Cooling Symptom Cause RemedyTroubleshooting Chart Gas Furnace Operation Burners will not igniteSTART-UP Checklist TemperaturesPreliminary Information Model no III. START-UP Electrical Supply Voltage Compressor Amps

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.