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American Standard YSC036A User Manual

American Standard YSC036A
52 pages
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Installation
Operation and
Maintenance
June 2008 RT-SVX21F-EN
Model Numbers:
YSC036A - YSC120A YHC036E - YHC060E
YHC033A - YHC120A YSC072 - YSC120E
YSC036E - YSC060E
Packaged Gas/Electric
3 - 10 Ton
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American Standard YSC036A Specifications

General IconGeneral
ModelYSC036A
RefrigerantR-410A
Voltage208/230V
Phase1
Cooling Capacity36000 BTU/h
Tonnage3 tons
SEER16

Summary

Preface and Safety Information

Hazard Identification Symbols

Defines safety alert symbols (Warning, Caution).

Unit Inspection Upon Arrival

Procedures for inspecting the unit upon arrival for damage.

Storage Precautions

Guidelines for storing the unit to prevent condensate formation.

Critical Safety Warnings

Alerts on refrigerant, hazardous voltage, and capacitor risks during handling.

Additional Safety Warnings

Warnings regarding R410a refrigerant, UV lights, and potential roof damage.

General Unit Information

Unit Identification and Description

Details on unit nameplate, compressor, description, and factory testing.

Control System Options

Overview of Electro Mechanical, ReliaTel, RTCI, RLCI, and RTOM control systems.

Control Actuators and Sensors

Explains Economizer Actuators and various sensors like Zone, Humidity, and High Temp.

Unit Clearances and Dimensions

Specifies required clearances and provides dimensional drawings for unit installation.

Installation Guide

Pre-Installation Safety Measures

Safety precautions and measures for handling fiberglass insulation.

Rigging and Lifting Procedures

Guidelines for safely lifting and rigging heavy unit components.

Foundation and Curb Setup

Procedures for preparing the installation site and installing roof curbs.

Ductwork and Connection Procedures

Instructions for connecting ductwork, gas piping, and electrical services.

Electrical and Control Wiring

Guidelines for safe power supply wiring and connecting 24VAC/DC controls.

Start-Up and Testing

Pre-Start Checks

Essential checks before initial unit operation, including voltage and component verification.

Test Modes and Air Flow Verification

Guides for performing system tests to verify component operation and air flow.

Component Start-Up Procedures

Procedures for starting compressors, economizers, and other components.

Final System Setup and Gas Heat

Steps for programming, final checks, and gas heat unit start-up.

Maintenance Procedures

Fan Belt Adjustment

Instructions for adjusting and maintaining fan belt tension on belt drive units.

Routine Maintenance Tasks

Routine checks and cleaning tasks for optimal unit performance, including filters.

Seasonal Maintenance and Coil Cleaning

Specific checks for cooling and heating seasons, and coil cleaning procedures.

Troubleshooting Guide

ReliaTel Control Diagnostics

Using RTRM and LED indicators for system status and failure diagnosis.

System Status and Failure Checks

Procedures for checking system status via LED indicators and voltage measurements.

Component Failure Diagnosis

Steps for diagnosing failures like heating/cooling, lockouts, sensors, and switches.

Economizer Control Troubleshooting

Diagnosing and testing the economizer actuator and its associated sensors.

Warranty Information

Residential Use Warranty

Details the warranty terms for residential applications of the unit.

Commercial Use Warranty

Details the warranty terms for commercial applications of the unit.

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