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Trane YHC092E User Manual

Trane YHC092E
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SAFETY WARNING
Only qualified personnel should install and service the equipment. The installation, starting up, and
servicing of heating, ventilating, and air-conditioning equipment can be hazardous and requires specific
knowledge and training. Improperly installed, adjusted or altered equipment by an unqualified person could
result in death or serious injury. When working on the equipment, observe all precautions in the literature
and on the tags, stickers, and labels that are attached to the equipment.
Packaged Rooftop Air Conditioners
Precedent™ — Gas/Electric
3 – 10 Tons – 60 Hz
July 2012 RT-SVX21K-EN
Installation, Operation,
and Maintenance
Model Numbers
YSC036E - YSC060E YHC036E - YHC067E
YSC072F - YSC120F YHC092E - YHC120E
YHC048F - YHC060F YHC072F - YHC092F

Table of Contents

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Trane YHC092E Specifications

General IconGeneral
BrandTrane
ModelYHC092E
CategoryAir Conditioner
LanguageEnglish

Summary

Product Overview

Model Number Description

Details the coding system for unit model numbers, including efficiency, capacity, and features.

Model Number Notes

Provides important clarifications and exceptions for specific model number configurations.

Safety Warnings and Precautions

Proper Field Wiring and Grounding

Critical safety guidelines for electrical installation to prevent fire and electrocution hazards.

Personal Protective Equipment (PPE)

Mandatory PPE requirements for handling hazardous materials and working with equipment.

Environmental and Refrigerant Practices

Guidelines for responsible handling of refrigerants and environmental concerns.

General Information

Unit Inspection and Storage

Procedures for inspecting units upon arrival and proper storage to prevent damage.

Unit Description and Components

Overview of unit features, control systems (Electromechanical, ReliaTel), and key components.

System Input Devices & Functions

Details on sensors, actuators, and input devices that interface with the control system.

Installation Procedures

Pre-Installation Steps

Tasks and safety checks required before beginning the installation process.

Foundation and Ductwork

Guidelines for creating a stable foundation and connecting ductwork for optimal airflow.

Roof Curb and Rigging

Instructions for installing roof curbs and safely rigging the unit for placement.

Electrical and Gas Requirements

Specifications and procedures for main power, gas supply, and wiring connections.

Wiring and Connections

Details on field-installed power wiring, control wiring, and standard/optional wiring configurations.

Pre-Start and Unit Start-Up

Pre-Start Checks

Essential checks before energizing the unit, including voltage, phasing, and rotating components.

Unit Start-Up Procedures

Step-by-step guide for initiating unit operation and verifying airflow performance.

Compressor Start-Up

Procedure for starting compressors, checking pressures, and verifying superheat.

Final System Setup

Final checks and programming after initial start-up, including settings and panel security.

Maintenance

Fan Belt Adjustment

Instructions for inspecting, adjusting, and replacing fan belts for optimal operation.

Filters

Procedure for inspecting and cleaning or replacing air filters.

Coil Cleaning

Methods for cleaning evaporator and condenser coils to maintain efficiency and airflow.

Smoke Detector Maintenance

Procedures for checking and maintaining the return air smoke detector.

Troubleshooting

ReliaTel Control Troubleshooting

Diagnostic steps for the ReliaTel control system, including LED indicators and failure codes.

System Status Diagnostics

Methods for checking unit system status, including LED indicators and voltage checks.

Failure Modes and Lockouts

Troubleshooting common heating, cooling, and system failures, including reset procedures.

Economizer and Fan Troubleshooting

Procedures for diagnosing issues with the economizer control and direct drive plenum fans.

Limited Warranty

Residential Use Warranty

Details the warranty coverage and terms for residential applications.

Commercial Use Warranty

Details the warranty coverage and terms for commercial applications.

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