Bryant 764A installation instructions Important Ð Read Before Installing, Contents, Installation

Page 1

installation, start-up and

564A

service instructions

Sizes 024-060

 

PACKAGED AIR

764A

Sizes 024-060

CONDITIONERS

 

 

 

IMPORTANT Ð READ BEFORE INSTALLING

1.Read and become familiar with these installation in- structions before installing this unit (Fig. 1). Retain these instructions for future maintenance and repair.

2.Be sure the installation conforms to all applicable local and national codes. Wear safety glasses and work gloves. Use quenching cloth for unbrazing operations. Have fire extinguisher available for all brazing operations.

CONTENTS

Page

SAFETY CONSIDERATIONS . . . . . . . . . . . . . . . . . . . . . . . 1

INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-11

I. Locate the Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

II. Rig and Place Unit . . . . . . . . . . . . . . . . . . . . . . . . . . 5

III. Unit Duct and Field Connections . . . . . . . . . . . . . . 5

PRE-START-UP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11,12

Cancels: II 564A-24-1

II 564A-24-2

 

6/1/96

Fig. 1 Ð Unit 564A and 764A (Size 036 Shown)

START-UP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12,13 I. Heating Section Start-Up and Adjustments . . . . 12 II. Cooling Section Start-Up and Adjustments . . . . 12 III. Indoor Air¯ow and Air¯ow Adjustments . . . . . . . 13

CARE AND MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . 14

I. Air Filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

II. Evaporator Fan and Motor . . . . . . . . . . . . . . . . . . 14

SERVICE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15-18

I. Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

II. Evaporator Fan and Motor . . . . . . . . . . . . . . . . . . 15

III. Condenser Fan . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

IV. Electrical Controls and Wiring . . . . . . . . . . . . . . . 16

V. Indoor Air¯ow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

VI. Metering Device Servicing . . . . . . . . . . . . . . . . . . 16

VII. Liquid Line Strainer . . . . . . . . . . . . . . . . . . . . . . . . 16

VIII. Refrigerant Charge . . . . . . . . . . . . . . . . . . . . . . . . . 16

IX. Replacement Parts . . . . . . . . . . . . . . . . . . . . . . . . . 16

COOLING TROUBLESHOOTING CHART . . . . . . . . . . . . 19

START-UP CHECKLIST . . . . . . . . . . . . . . . . . . . . . . . . . . CL-1

SAFETY CONSIDERATIONS

WARNING: Improper installation, adjustment, alter- ation, service, maintenance, or use can cause explo- sion, ®re, electric shock, or other occurrences which may injure you or damage your property. Consult a quali- ®ed installer or service agency for information or assis- tance. The quali®ed installer or agency must use only factory-authorized kits or accessories when modifying this product.

Recognize safety information. This is the safety-alert symbol ( ). When you see this symbol on the unit and in instruc- tions or manuals, be alert to the potential for personal injury.

Understand the signal words Ð DANGER, WARNING, and CAUTION. These words are used with the safety-alert

symbol . Danger identi®es the most serious hazards which will result in severe personal injury or death. Warning indi- cates a condition that could result in personal injury. Caution is used to identify unsafe practices which would result in minor personal injury or product and property damage.

WARNING: Before performing service or main- tenance operations on system, turn off main power switches to unit. Turn off accessory heater power switch if applicable. Electric shock can cause personal injury.

1.The power supply (volts, phase, and hertz) must corre- spond to that speci®ed on unit rating plate.

2.The electrical supply provided by the utility must be suf- ®cient to handle load imposed by this unit.

3.Refer to Installation, Locate the Unit section (page 5) and Fig. 2-4 for locations of electrical inlets, condensate drain, duct connections, and required clearances before setting unit in place.

4.This installation must conform with local building codes and with NEC (National Electrical Code) or NFPA (National Fire Protection Association) 54 TIA-54-84-1. Refer to provincial and local plumbing or wastewater codes and other applicable local codes.

5.Approved for outdoor installation on wood ¯ooring or on class A, B, or C roof covering materials.

INSTALLATION

All units can be connected into existing duct systems that are sized properly and designed to handle the air¯ow shown in the Air Delivery table and Indoor Air¯ow and Air¯ow Adjust- ments section.

NOTE: When installing any accessory item, see the manu- facturer's installation instructions packaged with the acces- sory. Use factory-authorized kits or accessories when modifying this unit.

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Contents Contents Important Ð Read Before InstallingSafety Considerations InstallationÐ2Ð Base Unit Dimensions Ð 564A/764A024-036Ð3Ð Base Unit Dimensions Ð 564A/764A042,048Ð4Ð Base Unit Dimensions Ð 564A/764A060Locate the Unit Ground-Level InstallationClearance II. RIG and Place UnitField-Duct Connections Physical DataÐ6Ð Ð7Ð Shipping Location of Duct Flanges Size 060 OnlyElectrical Connections Do not USE Aluminum WireÐ8Ð Unit Electrical Connection Entry Holes Control Box WiringFLA MCA Mocp LRA Electrical DataPRE-START-UP Accessory InstallationII. Cooling Section START-UP and Adjustments START-UP Heating Section START-UP and AdjustmentsIII. Indoor Airflow and Airflow Adjustments AIR Filter Care and MaintenanceII. Evaporator FAN and Motor Repairing Refrigerant Leaks Service CleaningUnit Top Removal Condenser Coil, Evaporator Coil, and Condensate Drain PanIX. Replacement Parts IV. Electrical Controls and WiringIndoor Airflow VI. Metering Device ServicingCooling Charging Chart Ð 564A/764A024 Cooling Charging Chart Ð 564A/764A048 Symptom Cause Remedy Cooling Troubleshooting ChartPage Page Packaged Service Training Page Temperatures START-UP ChecklistPreliminary Information III. START-UP Electrical

764A specifications

The Bryant 764A is a high-performance air conditioning and heating system that exemplifies efficiency and reliability for residential and commercial use. Designed to deliver optimal comfort in various climates, the 764A is known for its impressive energy efficiency ratings and advanced technologies.

One of the standout features of the Bryant 764A is its variable speed compressor. This innovative component allows the system to adjust its output according to the specific cooling or heating demands of the environment. By operating at different speeds, the compressor can maintain a consistent indoor temperature while using less energy compared to traditional single-stage systems. This not only enhances comfort but also contributes to significant energy savings over time.

The Bryant 764A is equipped with a smart thermostat that offers precise control over indoor climates. This thermostat can be programmed to adjust temperatures based on user preferences and schedules, further improving energy efficiency. Users can also control the system remotely via a smartphone app, ensuring comfort is just a tap away.

In terms of its construction, the Bryant 764A is built with durability in mind. The unit features a robust cabinet designed to withstand harsh weather conditions, which extends the lifespan of the system. Additionally, its sound-dampening technology minimizes operational noise, creating a more peaceful indoor environment.

The 764A incorporates advanced filtration systems to improve indoor air quality. With allergen filtration capabilities, it effectively reduces dust, pollen, and other airborne particles, making it an excellent choice for allergy sufferers. This focus on air quality aligns with Bryant's commitment to creating healthier living spaces.

Moreover, the Bryant 764A is designed with environmentally friendly refrigerants, aligning with modern standards for reducing greenhouse gas emissions. This commitment to sustainability is becoming increasingly important for consumers looking to reduce their environmental footprint.

Overall, the Bryant 764A stands out as a comprehensive solution for heating and cooling needs. With its variable speed technology, smart thermostat, durable construction, and focus on air quality, it offers both efficiency and comfort, making it a wise investment for any property owner looking to enhance their indoor environment.
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