American Standard YHC120A Air Conditioner Manuals

Manuals and User Guides for American Standard YHC120A Air Conditioner. We have 2 American Standard YHC120A Air Conditioner manuals available for free PDF download: Installation, Operation And Maintenance Manual, Installation Operation & Maintenance

American Standard YHC120A Installation, Operation And Maintenance Manual

American Standard YHC120A Installation, Operation And Maintenance Manual (52 pages)

Packaged Gas/Electric 3-10 Ton

Brand: American Standard | Category: Air Conditioner | Size: 3 MB

Table of Contents

Hazard Identification
2
Unit Inspection
2
Storage
2
Overview of Manual
2
Table of Contents
4
Model Number Description
6
General Information
8
Unit Clearances
12
Unit Dimensions
12
Pre-Installation
15
Installation
16
Foundation
18
Roof Curb
19
General Unit Requirements
20
Horizontal Discharge Conversion
21
TCO-1 Instructions
22
Horizontal Discharge Conversion
22
Return Air Smoke Detector
23
Through the Base Gas Installation
24
Requirements for Gas Heat
25
Filter Installation
26
Field Installed Power Wiring
26
Main Unit Power
26
Controls Using DC Analog Input/Outputs
27
Smoke Detector Customer Low Voltage Wiring
30
Space Temperature Averaging
31
Voltage Imbalance
34
Electrical Phasing
34
Pre-Start
34
Test Modes
36
Verifying Proper Air Flow
37
Reliatel Control
37
Electro Mechanical Control
37
Start-Up
37
Verifying Proper Air Flow
38
Return Air Smoke Detector
39
Economizer Start-Up
39
Compressor Start-Up
39
Final System Setup
40
Fan Belt Adjustment - Belt Drive Units
41
Monthly Maintenance
41
Filters
41
Maintenance
41
Annual Maintenance
44
Final Process
44
Reliatel Control
45
System Status Checkout Procedure
45
Trouble Shooting
45
Resetting Cooling and Ignition Lockouts
46
Zone Temperature Sensor (ZTS) Service Indicator
46
Clogged Filter Switch
47
Fan Failure Switch
47
Zone Temperature Sensor (ZTS) Test
47
Unit Economizer Control (ECA) Troubleshooting
48
Resetting Cooling and Ignition Lockouts
49
Unit Economizer Control (ECA) Test Procedures
49
Combination Gas Electric Air Conditioner
50
Limited Warranty
50
Combination Gas Electric Air Conditioner
51

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American Standard YHC120A Installation Operation & Maintenance

American Standard YHC120A Installation Operation & Maintenance (49 pages)

Brand: American Standard | Category: Air Conditioner | Size: 3 MB

Table of Contents

General Information
3
Unit Nomenclature
4
Low Pressure Control
6
Pre-Installation Checklist
8
Unit Clearances
10
Unit Dimensions
11
Installation
13
Combustible Materials
16
General Unit Requirements
16
Horizontal Discharge Conversion
17
Hazardous Voltage
18
TCO-A Instructions
18
Use Copper Conductors Only
23
Main Unit Power
23
Smoke Detector - (Reliatel™ Only) Customer Low Voltage Wiring
27
Space Temperature Averaging
28
Service Test Guide for Component Operation
32
Test Modes
32
Verifying Proper Air Flow
33
Reliatel Control
33
Electro Mechanical Control
33
Economizer Start-Up
35
Maintenance
37
Hazardous Chemicals
39
Troubleshooting
41
YCC, YCD, YCH, YCP, YSC and YHC (Parts Only)
46
Models Less than 20 Tons for Residential Use
46
Models Less than 20 Tons for Commercial Use
47

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