CONTENTS

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1

Wall Mount General Information

 

Air Conditioner Wall Mount Model Nomenclature ....

2

Shipping Damage

5

General

5

Duct Work

5

Filters

6

Fresh Air Intake

6

Condensate Drain

6

Installation Instructions

 

Wall Mounting Information

7

Mounting the Unit

7

Typical Installations

7

Wiring – Main Power

7

Wiring – Low Voltage Wiring

9

Figures

 

 

Figure 1

Unit Dimensions

3

Figure 2 Blower Damper Assembly

6

Figure 3

Mounting Instructions

8

Figure 4

Wall-Mounting Instructions

10

Figure 5

Wall-Mounting Instructions

10

Figure 6

Common Wall-Mounting Instructions ....

11

Figure 7 Electric Heat Clearances

12

Figure 8

Low Voltage Wiring

13

Figure 9

Start-Up Label

14

Figure 10 Fan Blade Setting

17

Start Up

 

Important Installer Note

14

Crankcase Heaters

14

High Pressure Switch

14

Three Phase Scroll Compressor Start Up

 

Information

14

Service Hints

15

Sequence of Operation

15

Compressor Control Module

15

Adjustments

16

Phase Monitor

16

Pressure Service Ports

16

Troubleshooting

 

Fan Blade Setting Dimensions

17

Removal of Fan Shroud

17

Refrigerant Charge

17

Pressure Chart

18

Optional Accessories

19

Tables

 

 

 

Table

1

Electric Heat Table

2

Table 2

Dimensions of Basic Unit

3

Table

3

Electrical Specifications

4

Table

4

Operating Voltage Range

9

Table

5

Thermostat Wire Size

9

Table

6

Wall Thermostat and

 

 

 

Subbase Combinations

9

Table

7

Fan Blade Dimensions

17

Table

8

Suction Line Temperatures

17

Table

9

CFM and ESP

17

Table

10

Indoor Blower Performance

17

Table

11

Maximum ESP of Operation

 

 

 

Electric Heat Only

18

Table

12

Cooling Pressure

18

Table

13

Optional Accessories

19

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Bard WA611, WA702-A, WA721, WA701-C, WA701-B installation instructions Contents

WA701-C, WA701-B, WA611, WA721, WA702-A specifications

The Bard WA702-A, WA721, WA611, WA701-B, and WA701-C are part of Bard's renowned series of wall-mounted HVAC units designed for superior heating and cooling performance in various applications, particularly in the commercial and residential sectors. Each model boasts distinctive features and technologies that cater to specific comfort needs and energy efficiency requirements.

The Bard WA702-A model is noted for its energy-efficient engineering. It utilizes advanced scroll compressor technology, ensuring quiet operation and improved reliability. The unit’s high seasonal energy efficiency ratio (SEER) allows it to operate effectively in a variety of climate conditions, providing economic savings on energy bills.

The WA721 model takes efficiency a step further by incorporating Bard’s innovative electric heat option, which delivers rapid heating capabilities. This model is suitable for colder climates where quick temperature adjustments are essential. Its compact design allows for easy installation without compromising space, making it ideal for both residential and light commercial settings.

The WA611 is engineered with versatility in mind. This model supports multi-zone heating and cooling, allowing users to adjust temperatures in different areas independently. Its advanced controls facilitate optimal comfort while minimizing energy consumption. The WA611 also features an integrated air filtration system to enhance indoor air quality, which is a significant consideration in modern HVAC systems.

For those seeking dual functionality, the WA701-B and WA701-C models stand out with their remarkable heating and cooling capabilities. Both units are equipped with Bard’s patented thermal expansion valve (TXV) that optimizes refrigerant flow for improved efficiency across varying loads. The WA701 series includes robust insulation to reduce noise levels and enhance performance during operation.

In addition to their energy-efficient and space-saving designs, all models feature easy-to-use digital controls, enabling users to adjust settings conveniently. Moreover, the units are constructed with durable materials, providing long-lasting performance even in demanding environments.

Overall, the Bard WA series represents a blend of innovative technology, efficiency, and user-friendly designs that address the ever-changing needs of heating and cooling in contemporary spaces. Whether it’s for residential purposes or commercial applications, these models stand out for their promising performance and reliability, ensuring comfort and satisfaction for users.