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ICE CGA1020A
ACS ICE CGA1020A Manuals
Manuals and User Guides for ACS ICE CGA1020A. We have
1
ACS ICE CGA1020A manual available for free PDF download: Installation & Operation Manual
ACS ICE CGA1020A Installation & Operation Manual (52 pages)
Vertical Wall Mount Air Conditioners
Brand:
ACS
| Category:
Air Conditioner
| Size: 3.66 MB
Table of Contents
Table of Contents
1
Chapter 1 Description
5
Chapter 1 Description & Specifications
5
General Description
5
Model Identification
6
Serial Number Date Code
6
Air Flow, Weights and Filter Sizes
6
General Operation
7
Table 1 CFM @ External Static Pressure
7
Table 2 Return Air Filter Sizes
7
Table 3 Shipping Weights
7
Table 4 Refrigerant Charge
7
Table 5 Ambient Temperature Operating Range
7
Optional Controls and Packages
8
Electrical Operation
11
Figure 1A. Typical Electrical Schematic - CEA/CGA (Non-Economizer)
12
Figure 1B. Typical Electrical Schematic - CEA/CGA (Economizer)
13
Economizer Components
14
Figure 2. Dry Bulb Sensor
15
Figure 3. Enthalpy Sensor Temperature Control Points
16
Figure 4. Economizer Control Board
17
Chapter 2 Electronic Control Board
18
Introduction
18
Installation and Replacement
19
Operation
19
Figure 5A. Setting the Speed for the Y1 and Y2 Operation for Indoor Motor
20
Figure 5B. Second Stage Cooling Speed
20
Figure 6. Output Termination for Indoor Motor Control Signal
21
Figure 7. Outdoor Motor Speed Setting
21
Figure 8. Output Termination for Outdoor Motor Control Signal
21
Figure 9. Communications Setup
22
Sequence of Operation
23
Table 6 MODBUS Network Address DIP Swith Positions
23
Table 7A. MODBUS Discrete Registers
27
Table 7B. MODBUS Registers
28
Chapter 3 Installation
29
Equipment Inspection
29
Installation Requirements
29
Table 8 Minimum Clearances
30
Table 9 Voltage Limitations
30
Installation Materials
31
Porting and Duct Work
32
Figure 10. Back Panel Configuration for CEA/CGA1012 Air Conditioners
33
Figure 11A. Fresh Air Hood Damper, Models 1024-1060
34
Figure 11B. Fresh Air Hood Damper, Models CEA/CGA1012
34
Table 10 Maximum Static Pressure
34
Fresh Air Hood Installation
35
Bracket Installation
35
Mounting the Unit
35
Figure 12A. Wall Mounting Detail
35
Electrical Connections
36
Figure 12B. CEA/CGA1012 Wall Mounting Detail
36
Figure 13A. Humidistat Wiring Details
39
Figure 13B. Thermostat Connection Diagram
39
Figure 13C. Commstat™ 3 HVAC Controller Wiring Detail
39
Chapter 4 Start-Up
40
Check-Out of Cooling Cycle
40
Check-Out of Heating Cycle
40
Chapter 5 Troubleshooting
41
Overview
41
Failure Symptoms Guide
42
Compressor Troubleshooting
42
Control Board Diagnosis
43
Chapter 6 Maintenance
44
Scheduled Maintenance
44
Chapter 7 Warranty
45
ICE Limited Product Warranty
45
Chapter 8 Start-Up Checklist
46
Start-Up Check List
46
Appendix A Fresh Air Damper Installation
50
Installation Instructions for Field Installed Electric Heaters
50
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