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Eubank 7AA1024H-1060H & 7AA2024H-2060H I&O Manual 03/2021 Rev.1
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Chapter 1 - Description & Specifications
1.1 General Description ................................................................................................................................. 5
1.2 Model Identification ................................................................................................................................ 6
1.3 Serial Number Date Code ....................................................................................................................... 7
1.4 Air Flow, Weights and Filter Sizes .......................................................................................................... 7
1.5 General Operation ................................................................................................................................... 8
1.6 Controls - Standard - PC Board ............................................................................................................. 10
1.7 Options .................................................................................................................................................. 14
1.8 Economizer ........................................................................................................................................... 15
Chapter 2 - Installation
2.1 Equipment Inspection ............................................................................................................................ 17
2.2 Installation Requirements ...................................................................................................................... 17
2.3 Installation Materials ........................................................................................................................... 19
2.4 Porting and Duct Work ......................................................................................................................... 20
2.5 Fresh Air Hood Adjustment .................................................................................................................. 21
2.6 Bracket Installation .............................................................................................................................. 22
2.7 Mounting the Unit ................................................................................................................................ 22
2.8 Electrical Connections ........................................................................................................................... 23
Chapter 3 - Start-Up
3.1 Check-Out of Cooling Cycle ................................................................................................................ 26
3.2 Check-Out of Heating Cycle ................................................................................................................. 27
3.3 Discharge Air Adjustment for Modulating Hot Gas Reheat (HGR) Valve ........................................... 27
3.4 Ventilation System Set Up .................................................................................................................... 29
Chapter 4 - Troubleshooting
4.1 Overview ............................................................................................................................................... 32
4.2 Failure Symptoms Guide ....................................................................................................................... 33
4.3 Compressor Troubleshooting ................................................................................................................ 34
4.4 Electric Heat Control ............................................................................................................................. 34
Chapter 5 - Electrical Schematics
5.1 Electrical Schematics ............................................................................................................................ 36
WARNING
• If the information in these instructions are not followed exactly, a fire may result
causing property damage, personal injury or loss of life.
• Read all instructions carefully prior to beginning the installation. Do not begin
installation if you do not understand any of the instructions.
• Improper installation, adjustment, alteration, service or maintenance can cause
property damage, personal injury or loss of life.
• Installation and service must be performed by a qualified installer or service
agency in accordance with these instructions and in compliance with all codes and
requirements of authorities having jurisdiction.
INSTALLER:
Affix the instructions on the inside of the building adjacent to the thermostat.
END USER:
Retain these instructions for future reference.