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Eubank EGA1072A
Airxcel Eubank EGA1072A Manuals
Manuals and User Guides for Airxcel Eubank EGA1072A. We have
1
Airxcel Eubank EGA1072A manual available for free PDF download: Installation & Operation Manual
Airxcel Eubank EGA1072A Installation & Operation Manual (54 pages)
Vertical Wall-Mount Air Conditioners with Front Control Box Panel
Brand:
Airxcel
| Category:
Air Conditioner
| Size: 4 MB
Table of Contents
Table of Contents
3
Chapter 1 Eubank Wall Mount Air Conditioner Description & Specifications
5
General Description
5
Model Identification
6
Serial Number Date Code
6
Air Flow, Weights and Filter Sizes
7
General Operation
7
Table 1 CFM @ External Static Pressure
7
Table 2 Return Air Filter Sizes
7
Table 3 Shipping Weights
7
Table 4 Ambient Temperature Operating Range
7
Table 5 Refrigerant Charge
7
Optional Controls and Packages
8
Electrical Operation
11
Figure 1A. Typical Electrical Schematic - Model EAA
12
Figure 1B. Typical Electrical Schematic - Model EAA
13
Figure 1C. Typical Electrical Schematic - Model EAA (Alternate Construction)
14
Figure 1D. Typical Electrical Schematic - Model EAA (Alternate Construction)
15
Figure 1E. Typical Electrical Schematic - Model EGA (Alternate Construction)
16
Economizer Components
17
Figure 2. Dry Bulb Sensor
18
Figure 3. Enthalpy Sensor Temperature Control Points
19
Figure 4. Electrical Controls, HVESA Alternate Construction
19
Figure 5. Economizer Control Board
20
Chapter 2 Electronic Control Board
21
Introduction
21
Installation and Replacement
22
Operation
22
Figure 6A. Setting the Speed for the Y1 and Y2 Operation for Indoor Motor
23
Figure 6B. Second Stage Cooling Speed
23
Figure 7. Output Termination for Indoor Motor Control Signal
24
Figure 8. Outdoor Motor Speed Setting
24
Figure 9. Output Termination for Outdoor Motor Control Signal
24
Figure 10. Communications Setup
25
Sequence of Operation
26
Table 6. MODBUS Network Address DIP Swith Positions
26
Table 7A. MODBUS Discrete Registers
30
Table 7B. MODBUS Registers
31
Chapter 3 Installation
32
Equipment Inspection
32
Installation Requirements
32
Table 8 Minimum Clearances
33
Table 9 Voltage Limitations
33
Installation Materials
34
Porting and Duct Work
35
Fresh Air Hood Installation
36
Figure 11. Fresh Air Hood Damper, Models 1024-1072
36
Table 10 Maximum Static Pressure
36
Bracket Installation
37
Mounting the Unit
37
Figure 12. Wall Mounting Detail
37
Electrical Connections
38
Figure 13A. Humidistat Wiring Details
40
Figure 13B. Thermostat Connection Diagram
40
Figure 13C. Commstat™ 3 HVAC Controller Wiring Detail
41
Chapter 4 Start-Up
42
Check-Out of Cooling Cycle
42
Check-Out of Heating Cycle
42
Chapter 5 Troubleshooting
43
Overview
43
Failure Symptoms Guide
44
Compressor Troubleshooting
45
Control Board Diagnosis
45
Chapter 6 Maintenance
46
Scheduled Maintenance
46
Chapter 7 Warranty
47
Airxcel Commercial Group Limited Product Warranty
47
Chapter 8 Start-Up Checklist
48
Start-Up & Commissioning Form
48
Appendix A
52
Installation Instructions for Field Installed Electric Heaters
52
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