Bryant 581J 23 09 93 Sequence of Operations for Hvac Controls, 23 40 13 Panel Air Filters

Models: 581J

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3.High-pressure switch.

a.Units with 2 compressors shall have different sized connectors for the circuit 1 and circuit 2 low and high pres- sure switches. They shall physically prevent the cross-wiring of the safety switches between circuits 1 and 2.

b.High pressure switch shall use different color wire than the low pressure switch. The purpose is to assist the installer and service technician to correctly wire and or troubleshoot the rooftop unit.

4.Automatic reset, motor thermal overload protector.

5.Heating section shall be provided with the following minimum protections:

a.High-temperature limit switches.

b.Induced draft motor speed sensor.

c.Flame rollout switch.

d.Flame proving controls.

23 09 93 Sequence of Operations for HVAC Controls

23 09 93.13 Decentralized, Rooftop Units:

23 09 93.13 INSERT SEQUENCE OF OPERATION

23 40 13 Panel Air Filters

23 40 13.13 Decentralized, Rooftop Units:

23 40 13.13.A. Standard filter section

1.Shall consist of factory-installed, low velocity, disposable 2-in. thick fiberglass filters of commercially available sizes.

2.Unit shall use only one filter size. Multiple sizes are not acceptable.

3.Filters shall be accessible through an access panel with “no-tool” removal as described in the unit cabinet section of this specification (23 81 19.13.H).

23 81 19 Self-Contained Air Conditioners

23 81 19.13 Small-Capacity Self-Contained Air Conditioners (581J*04-09)

23 81 19.13.A. General

1.Outdoor, rooftop mounted, electrically controlled, heating and cooling unit utilizing a fully hermetic scroll com- pressor(s) for cooling duty and gas combustion for heating duty.

2.Factory assembled, single-piece heating and cooling rooftop unit. Contained within the unit enclosure shall be all factory wiring, piping, controls, and special features required prior to field start-up.

3.Unit shall use environmentally sound, PuronR refrigerant.

4.Unit shall be installed in accordance with the manufacturer’s instructions.

5.Unit must be selected and installed in compliance with local, state, and federal codes.

23 81 19.13.B. Quality Assurance

1.Unit meets ASHRAE 90.1-2007 minimum efficiency requirements.

2.3 phase units are Energy Star certified.

3.Unit shall be rated in accordance with AHRI Standards 210/240 and 340/360.

4.Unit shall be designed to conform to ASHRAE 15, 2001.

5.Unit shall be UL-tested and certified in accordance with ANSI Z21.47 Standards and UL-listed and certified under Canadian standards as a total package for safety requirements.

6.Insulation and adhesive shall meet NFPA 90A requirements for flame spread and smoke generation.

7.Unit casing shall be capable of withstanding 500-hour salt spray exposure per ASTM B117 (scribed specimen).

8.Unit casing shall be capable of withstanding Federal Test Method Standard No. 141 (Method 6061) 5000-hour salt spray.

9.Unit shall be designed in accordance with ISO 9001:2008, and shall be manufactured in a facility registered by ISO 9001:2008.

10.Roof curb shall be designed to conform to NRCA Standards.

11.Unit shall be subjected to a completely automated run test on the assembly line. The data for each unit will be stored at the factory, and must be available upon request.

12.Unit shall be designed in accordance with UL Standard 1995, including tested to withstand rain.

13.Unit shall be constructed to prevent intrusion of snow and tested to prevent snow intrusion into the control box up to 40 mph.

14.Unit shake tested to assurance level 1, ASTM D4169 to ensure shipping reliability.

23 81 19.13.C. Delivery, Storage, and Handling

581J

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Bryant 581J specifications 23 09 93 Sequence of Operations for Hvac Controls, 23 40 13 Panel Air Filters

581J specifications

The Bryant 581J is a high-efficiency gas furnace that exemplifies advanced heating technology and innovative design. Known for its reliability and comfort, the Bryant 581J offers impressive performance features that cater to both residential and commercial heating needs. One of its standout characteristics is the two-stage heating system, which allows the furnace to operate at a lower stage when the heating demand is modest, providing improved comfort and energy efficiency. This feature also minimizes temperature fluctuations, ensuring a more consistent and comfortable indoor environment.

Energy efficiency is a critical aspect of the Bryant 581J. With an annual fuel utilization efficiency (AFUE) rating of up to 96%, this furnace is designed to convert a high percentage of fuel into usable heat, which helps homeowners save on energy bills. The high-efficiency design also contributes to a reduced carbon footprint, aligning with modern environmental concerns.

The Bryant 581J is equipped with technologically advanced features, including the ComfortTechâ„¢ control system. This system enables enhanced temperature regulation and integrates easily with smart home systems, allowing homeowners the convenience of remote control through smartphones and tablets. Additionally, the furnace includes an electronically commutated motor (ECM) blower, which optimizes airflow and reduces energy consumption while enhancing the overall comfort level within the space.

Noise reduction is another key characteristic of the Bryant 581J. The furnace is engineered with sound-dampening technology, resulting in quieter operation compared to conventional furnaces. This attention to noise management makes it an appealing choice for residential applications, where peace and tranquility are crucial.

The durable construction of the Bryant 581J ensures longevity and reliability. With a robust cabinet and quality materials, it is built to withstand the rigors of daily operation. Furthermore, the furnace comes with a warranty that provides peace of mind, protecting the investment over the years.

Overall, the Bryant 581J represents a blend of efficiency, advanced technology, and reliable performance. With its high AFUE rating, innovative features, and quiet operation, it stands out in the market as a top choice for anyone seeking a dependable heating solution. Whether for new installations or replacements, the Bryant 581J is designed to meet the heating demands of today's energy-conscious homeowners.