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Manuals
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Trane Manuals
Air Conditioner
YSC120
Installation operation & maintenance
Trane YSC120 Installation Operation & Maintenance
Packaged gas/electric
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Introduction
Literature Change History
Overview of Manual
Model Number Description
Table of Contents
Unit Nomenclature
Model Number Description
General Information
Unit Nameplate
Compressor Nameplate
Unit Description
Economizer Control Actuator (Optional)
Trane Communication Interface (Optional)
Lontalk Communication Interface (Optional)
Reliatel Options Module (Optional)
System Input Devices
And Functions
Pre - Installation
Unit Inspection
Unit Storage
Unit Installation Clearances
Unit Dimensions
Unit Dimensions
Unit / Accessory Weights
Rigging and Center-Of-Gravity Data
Installation
Foundation
Unit Supply & Return Air Openings
Ductwork
Roof Curb
Rigging
Factory Installed Economizer
Temperature Limit Switch Usage for Gas Heat Units
Gas Heat Technical Data
Horizontal Discharge Conversion
Ysco60
Ysc072 - 120
TCO-A Instructions
Requirements for Gas Heat
Condensate Drain Configuration
Condensate Trap Installation
Filter Installation
Main Unit Power Wiring
Field Installed Control Wiring
Control Power Transformer
Controls Using 24 VAC
24V AC Conductors with Reliatel
Controls Using DC Analog Input/Outputs
Customer Low Voltage Routing
Typical Field Wiring
For Optional Controls
Space Temperature Averaging
Temperature Vs Resistance
Sizing Natural Gas Pipe Mains & Branches
Voltage Imbalance
Electrical Phasing
(Three Phase Motors)
Pre - Start
Service Test Guide for Component Operation
Verfiying Proper Airflow
Economizer Start-Up
Compressor Start-Up
Scroll Compressors
Gas Heat Units
Final System Setup
Fan Belt Adjustment
Belt Tension Gauge
Filters
Cooling Season
Heating Season
Annual Maintenance
Final Process
Sample Maintenance Log
Reliatel Control
System Status Checkout Procedure
Trouble Shooting
LED 4 (Service)
System Failure
Heating Failure
Cooling Failure
Service Failure
Simultaneous Heat and Cool Failure40
Cool Failure
Cooling and Ignition Lockouts
Zone Temperature Sensor (ZTS) Service Indicator
Fan Failure Switch
Zone Temperature Sensor (ZTS) Test
Zone Temperature Thermistor (ZTEMP)
Cooling Set Point (CSP) and Heating Set Point (HSP)
Serial Communication Voltage
Testing Serial Communication Voltage
Trouble Shooting
Wiring Schematic Control Schematic
Power Schematic
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Quick Links
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Model Number Description
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Unit Nomenclature
3
Unit Nameplate
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®
Installation
Operation
Maintenance
Packaged Gas/Electric
YSC060 - YSC120
50 Hz
RT-SVX31A-EN
August 2007
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Table of Contents
Troubleshooting
System Status Checkout Procedure
39
trouble shooting
42
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